New imports... switched order so that PyCharm will pick up with Python 3 import first

Demo_All_Widgets.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 sg.ChangeLookAndFeel('GreenTan')
 

Demo_Borderless_Window.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 """
 Turn off padding in order to get a really tight looking layout.

Demo_Button_Click.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 import winsound
 

Demo_Button_States.py

@@ -1,10 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
-
+else:
+    import PySimpleGUI27 as sg
 """
 Demonstrates using a "tight" layout with a Dark theme.
 Shows how button states can be controlled by a user application.  The program manages the disabled/enabled

Demo_Calendar.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[sg.T('Calendar Test')],
           [sg.In('', size=(20,1), key='input')],

Demo_Canvas.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [
            [sg.Canvas(size=(150, 150), background_color='red', key='canvas')],

Demo_Chat.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 '''
 A chat window.  Add call to your send-routine, print the response and you're done

Demo_Chat_With_History.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 '''
 A chatbot with history
 Scroll up and down through prior commands using the arrow keys

Demo_Chatterbot.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 from chatterbot import ChatBot
 import chatterbot.utils

Demo_Color.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 MY_WINDOW_ICON = 'E:\\TheRealMyDocs\\Icons\\The Planets\\jupiter.ico'
 reverse = {}
@@ -1702,10 +1702,14 @@ def main():
         if hex_input == '' and len(drop_down_value) == 0:
             continue
 
-        if hex_input is not '' and hex_input[0] == '#':
+        if len(hex_input) != 0:
-            color_hex = hex_input.upper()
+            if hex_input[0] == '#':
-            color_name = get_name_from_hex(hex_input)
+                color_hex = hex_input.upper()
-        elif drop_down_value is not None:
+                color_name = get_name_from_hex(hex_input)
+            else:
+                color_name = hex_input
+                color_hex = get_hex_from_name(color_name)
+        elif drop_down_value is not None and len(drop_down_value) != 0:
             color_name = drop_down_value[0]
             color_hex  = get_hex_from_name(color_name)
 

Demo_Color_Names.py

@@ -1,9 +1,11 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
+
 """
    
     Shows a big chart of colors... give it a few seconds to create it

Demo_Color_Names_Smaller_List.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 """
     Color names courtesy of Big Daddy's Wiki-Python
     http://www.wikipython.com/tkinter-ttk-tix/summary-information/colors/

Demo_Columns.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 sg.ChangeLookAndFeel('BlueMono')
 

Demo_Compare_Files.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 # sg.SetOptions(button_color=sg.COLOR_SYSTEM_DEFAULT)
 
 def GetFilesToCompare():

Demo_DOC_Viewer_PIL.py

@@ -31,7 +31,11 @@ pixmaps and page re-visits will re-use a once-created display list.
 """
 import sys
 import fitz
-import PySimpleGUI as sg
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import tkinter as tk
 from PIL import Image, ImageTk
 import time

Demo_Design_Patterns.py

@@ -9,7 +9,11 @@ These are the accepted design patterns that cover the two primary use cases
 # ---------------------------------#
 # DESIGN PATTERN 1 - Simple Window #
 # ---------------------------------#
-import PySimpleGUI as sg
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[ sg.Text('My layout') ]]
 
@@ -20,7 +24,11 @@ button, value = window.Read()
 # -------------------------------------#
 # DESIGN PATTERN 2 - Persistent Window #
 # -------------------------------------#
-import PySimpleGUI as sg
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[ sg.Text('My layout') ]]
 
@@ -34,7 +42,11 @@ while True:     # Event Loop
 # ------------------------------------------------------------------#
 # DESIGN PATTERN 3 - Persistent Window with "early update" required #
 # ------------------------------------------------------------------#
-import PySimpleGUI as sg
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[ sg.Text('My layout') ]]
 

Demo_Desktop_Floating_Toolbar.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 import subprocess
 import os

Demo_Desktop_Widget_CPU_Graph.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import time
 import random
 import psutil

Demo_Desktop_Widget_CPU_Utilization.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import psutil
 import time
 from threading import Thread

Demo_Desktop_Widget_CPU_Utilization_Simple.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 import psutil
 

Demo_Desktop_Widget_Timer.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import time
 
 """
@@ -22,7 +23,7 @@ layout = [[sg.Text('')],
           sg.ReadButton('Reset', button_color=('white', '#007339'), key='Reset'),
           sg.Exit(button_color=('white', 'firebrick4'), key='Exit')]]
 
-window = sg.Window('Running Timer', no_titlebar=True, auto_size_buttons=False, keep_on_top=True, grab_anywhere=True).Layout(layout)
+window = sg.Window('Running Timer', no_titlebar=False, auto_size_buttons=False, keep_on_top=True, grab_anywhere=True).Layout(layout)
 
 # ----------------  main loop  ----------------
 current_time = 0

Demo_Disable_Elements.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 sg.ChangeLookAndFeel('Dark')
 sg.SetOptions(element_padding=(0, 0))

Demo_DuplicateFileFinder.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import hashlib
 import os
 

Demo_Fill_Form.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+import sys
-    import PySimpleGUI27 as sg
+if sys.version_info[0] >= 3:
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 def Everything():
     sg.ChangeLookAndFeel('TanBlue')

Demo_Font_Sizer.py

@@ -1,8 +1,12 @@
 
 # Testing async form, see if can have a slider
 # that adjusts the size of text displayed
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
-import PySimpleGUI as sg
 fontSize = 12
 layout = [[sg.Spin([sz for sz in range(6, 172)], font=('Helvetica 20'), initial_value=fontSize, change_submits=True, key='spin'),
            sg.Slider(range=(6,172), orientation='h', size=(10,20), change_submits=True, key='slider', font=('Helvetica 20')),  sg.Text("Aa", size=(2, 1), font="Helvetica " + str(fontSize), key='text')]]

Demo_Func_Callback_Simulation.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[sg.Text('Filename', )],
           [sg.Input(), sg.FileBrowse()],

Demo_GoodColors.py

@@ -1,53 +1,52 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
-import time
+else:
-
+    import PySimpleGUI27 as sg
+    
 def main():
     # -------  Make a new Window  ------- #
-    window = gg.Window('GoodColors', auto_size_text=True, default_element_size=(30,2))
+    window = sg.Window('GoodColors', auto_size_text=True, default_element_size=(30,2))
-    window.AddRow(gg.Text('Having trouble picking good colors? Try one of the colors defined by PySimpleGUI'))
+    window.AddRow(sg.Text('Having trouble picking good colors? Try one of the colors defined by PySimpleGUI'))
-    window.AddRow(gg.Text('Here come the good colors as defined by PySimpleGUI'))
+    window.AddRow(sg.Text('Here come the good colors as defined by PySimpleGUI'))
 
     #===== Show some nice BLUE colors with yellow text ===== ===== ===== ===== ===== =====  =====#
-    text_color = gg.YELLOWS[0]
+    text_color = sg.YELLOWS[0]
-    buttons = (gg.Button('BLUES[{}]\n{}'.format(j, c), button_color=(text_color, c), size=(10,2)) for j, c in enumerate(gg.BLUES))
+    buttons = (sg.Button('BLUES[{}]\n{}'.format(j, c), button_color=(text_color, c), size=(10,2)) for j, c in enumerate(sg.BLUES))
-    window.AddRow(gg.T('Button Colors Using PySimpleGUI.BLUES'))
+    window.AddRow(sg.T('Button Colors Using PySimpleGUI.BLUES'))
     window.AddRow(*buttons)
-    window.AddRow(gg.Text('_' * 100, size=(65, 1)))
+    window.AddRow(sg.Text('_' * 100, size=(65, 1)))
 
     #===== Show some nice PURPLE colors with yellow text ===== ===== ===== ===== ===== =====  =====#
-    buttons = (gg.Button('PURPLES[{}]\n{}'.format(j, c), button_color=(text_color, c), size=(10,2)) for j, c in enumerate(gg.PURPLES))
+    buttons = (sg.Button('PURPLES[{}]\n{}'.format(j, c), button_color=(text_color, c), size=(10,2)) for j, c in enumerate(sg.PURPLES))
-    window.AddRow(gg.T('Button Colors Using PySimpleGUI.PURPLES'))
+    window.AddRow(sg.T('Button Colors Using PySimpleGUI.PURPLES'))
     window.AddRow(*buttons)
-    window.AddRow(gg.Text('_' * 100, size=(65, 1)))
+    window.AddRow(sg.Text('_' * 100, size=(65, 1)))
 
     #===== Show some nice GREEN colors with yellow text ===== ===== ===== ===== ===== =====  =====#
-    buttons = (gg.Button('GREENS[{}]\n{}'.format(j, c), button_color=(text_color, c),  size=(10,2)) for j, c in enumerate(gg.GREENS))
+    buttons = (sg.Button('GREENS[{}]\n{}'.format(j, c), button_color=(text_color, c),  size=(10,2)) for j, c in enumerate(sg.GREENS))
-    window.AddRow(gg.T('Button Colors Using PySimpleGUI.GREENS'))
+    window.AddRow(sg.T('Button Colors Using PySimpleGUI.GREENS'))
     window.AddRow(*buttons)
-    window.AddRow(gg.Text('_' * 100, size=(65, 1)))
+    window.AddRow(sg.Text('_' * 100, size=(65, 1)))
 
     #===== Show some nice TAN colors with yellow text ===== ===== ===== ===== ===== =====  =====#
-    text_color = gg.GREENS[0]        # let's use GREEN text on the tan
+    text_color = sg.GREENS[0]        # let's use GREEN text on the tan
-    buttons = (gg.Button('TANS[{}]\n{}'.format(j, c), button_color=(text_color, c),  size=(10,2)) for j, c in enumerate(gg.TANS))
+    buttons = (sg.Button('TANS[{}]\n{}'.format(j, c), button_color=(text_color, c),  size=(10,2)) for j, c in enumerate(sg.TANS))
-    window.AddRow(gg.T('Button Colors Using PySimpleGUI.TANS'))
+    window.AddRow(sg.T('Button Colors Using PySimpleGUI.TANS'))
     window.AddRow(*buttons)
-    window.AddRow(gg.Text('_' * 100, size=(65, 1)))
+    window.AddRow(sg.Text('_' * 100, size=(65, 1)))
 
     #===== Show some nice YELLOWS colors with black text ===== ===== ===== ===== ===== =====  =====#
     text_color = 'black'       # let's use black text on the tan
-    buttons = (gg.Button('YELLOWS[{}]\n{}'.format(j, c), button_color=(text_color, c),  size=(10,2)) for j, c in enumerate(gg.YELLOWS))
+    buttons = (sg.Button('YELLOWS[{}]\n{}'.format(j, c), button_color=(text_color, c),  size=(10,2)) for j, c in enumerate(sg.YELLOWS))
-    window.AddRow(gg.T('Button Colors Using PySimpleGUI.YELLOWS'))
+    window.AddRow(sg.T('Button Colors Using PySimpleGUI.YELLOWS'))
     window.AddRow(*buttons)
-    window.AddRow(gg.Text('_' * 100, size=(65, 1)))
+    window.AddRow(sg.Text('_' * 100, size=(65, 1)))
 
 
     #===== Add a click me button for fun and SHOW the window ===== ===== ===== ===== ===== =====  =====#
-    window.AddRow(gg.Button('Click ME!'))
+    window.AddRow(sg.Button('Click ME!'))
     (button, value) = window.Show()               # show it!
 
 

Demo_Graph_Drawing.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[sg.Graph(canvas_size=(400, 400), graph_bottom_left=(0,0), graph_top_right=(400, 400), background_color='red', key='graph')],
            [sg.T('Change circle color to:'), sg.ReadButton('Red'), sg.ReadButton('Blue'), sg.ReadButton('Move')]]

Demo_Graph_Element.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 import ping
 from threading import Thread
 import time

Demo_Graph_Element_Sine_Wave.py

@@ -1,16 +1,20 @@
-#!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import math
 
-
+layout = [[sg.T('Example of Using Math with a Graph', justification='center',
-layout = [[sg.T('Example of Using Math with a Graph', justification='center', size=(40,1), relief=sg.RELIEF_RAISED)],
+                size=(50,1), relief=sg.RELIEF_SUNKEN)],
-    [sg.Graph(canvas_size=(400, 400), graph_bottom_left=(-105,-105), graph_top_right=(105,105), background_color='white', key='graph', tooltip='This is a cool graph!')],]
+          [sg.Graph(canvas_size=(400, 400),
+                   graph_bottom_left=(-105,-105),
+                   graph_top_right=(105,105),
+                   background_color='white',
+                   key='graph')],]
 
 window = sg.Window('Graph of Sine Function', grab_anywhere=True).Layout(layout).Finalize()
+
 graph = window.FindElement('graph')
 
 # Draw axis
@@ -27,6 +31,7 @@ for y in range(-100, 101, 20):
     if y != 0:
         graph.DrawText( y, (-10,y), color='blue')
 
+
 # Draw Graph
 for x in range(-100,100):
     y = math.sin(x/20)*50

Demo_Graph_Noise.py

@@ -1,11 +1,10 @@
 #!/usr/bin/env python
 import sys
-
+if sys.version_info[0] >= 3:
-if sys.version_info[0] < 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
-import time
+else:
+    import PySimpleGUI27 as sg
+
 import random
 import sys
 
@@ -47,6 +46,7 @@ def main():
     while True:
         # time.sleep(.2)
         button, values = window.ReadNonBlocking()
+        print(button, values)
         if button == 'Quit' or values is None:
             break
         graph_offset = random.randint(-10, 10)

Demo_HowDoI.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import subprocess
 
 

Demo_Img_Viewer.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import os
 from PIL import Image, ImageTk
 import io

Demo_Keyboard.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 # Recipe for getting keys, one at a time as they are released
 # If want to use the space bar, then be sure and disable the "default focus"

Demo_Keyboard_Realtime.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[sg.Text("Hold down a key")],
           [sg.Button("OK")]]

Demo_Keypad.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 # Demonstrates a number of PySimpleGUI features including:
 #   Default element size

Demo_MIDI_Player.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import os
 import mido
 import time

Demo_Machine_Learning.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 def MachineLearningGUI():
     sg.SetOptions(text_justification='right')
 

Demo_Matplotlib.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 import matplotlib
 matplotlib.use('TkAgg')
@@ -114,12 +114,12 @@ fig = plt.gcf()      # if using Pyplot then get the figure from the plot
 # --------------------------------------------------------------------------------#
 figure_x, figure_y, figure_w, figure_h = fig.bbox.bounds
 # define the form layout
-layout = [[sg.Text('Plot test')],
+layout = [[sg.Text('Plot test', font='Any 18')],
           [sg.Canvas(size=(figure_w, figure_h), key='canvas')],
           [sg.OK(pad=((figure_w / 2, 0), 3), size=(4, 2))]]
 
 # create the form and show it without the plot
-window = sg.Window('Demo Application - Embedding Matplotlib In PySimpleGUI').Layout(layout).Finalize()
+window = sg.Window('Demo Application - Embedding Matplotlib In PySimpleGUI', force_toplevel=True).Layout(layout).Finalize()
 
 # add the plot to the window
 fig_photo = draw_figure(window.FindElement('canvas').TKCanvas, fig)

Demo_Matplotlib_Animated.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 from random import randint
 from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, FigureCanvasAgg
 from matplotlib.figure import Figure

Demo_Matplotlib_Animated_Scatter.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 from random import randint
 import PySimpleGUI as sg
 from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, FigureCanvasAgg

Demo_Matplotlib_Browser.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import matplotlib
 matplotlib.use('TkAgg')
 from matplotlib.backends.backend_tkagg import FigureCanvasAgg

Demo_Matplotlib_Ping_Graph.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import matplotlib.pyplot as plt
 from matplotlib.backends.backend_tkagg import FigureCanvasAgg
 import matplotlib.backends.tkagg as tkagg

Demo_Matplotlib_Ping_Graph_Large.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import matplotlib.pyplot as plt
 import ping
 from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, FigureCanvasAgg

Demo_Media_Player.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 #
 # An Async Demonstration of a media player

Demo_Menus.py

@@ -1,10 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
-
+else:
+    import PySimpleGUI27 as sg
 """
     Demonstration of MENUS!
     How do menus work?  Like buttons is how.
@@ -27,13 +26,13 @@ def TestMenus():
     sg.SetOptions(element_padding=(0, 0))
 
     # ------ Menu Definition ------ #
-    menu_def = [['File', ['Open', 'Save', 'Properties']],
+    menu_def = [['File', ['O_&pen', 'Save', '---', 'Properties']],
                 ['Edit', ['Paste', ['Special', 'Normal',], 'Undo'],],
                 ['Help', 'About...'],]
 
     # ------ GUI Defintion ------ #
     layout = [
-            [sg.Menu(menu_def, tearoff=True)],
+            [sg.Menu(menu_def, tearoff=False)],
               [sg.Output(size=(60,20))],
             [sg.In('Test', key='input', do_not_clear=True)]
               ]
@@ -49,7 +48,9 @@ def TestMenus():
         print('Button = ', button)
         # ------ Process menu choices ------ #
         if button == 'About...':
+            window.Disable()
             sg.Popup('About this program','Version 1.0', 'PySimpleGUI rocks...')
+            window.Enable()
         elif button == 'Open':
             filename = sg.PopupGetFile('file to open', no_window=True)
             print(filename)

Demo_NonBlocking_Form.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import time
 
 # Window that doen't block

Demo_OpenCV.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import cv2 as cv
 from PIL import Image
 import tempfile

Demo_PDF_Viewer.py

@@ -34,7 +34,10 @@ pixmaps and page re-visits will re-use a once-created display list.
 """
 import sys
 import fitz
-import PySimpleGUI as sg
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 from sys import exit as exit
 from binascii import hexlify
 

Demo_PNG_Viewer.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import os
 from sys import exit as exit
 

Demo_Password_Login.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import hashlib
 from sys import exit as exit
 

Demo_Pi_LEDs.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 # GUI for switching an LED on and off to GPIO14
 
 # GPIO and time library:
@@ -32,13 +32,13 @@ def FlashLED():
         GPIO.output(14, GPIO.LOW)
         time.sleep(0.5)
 
-layout = [[rg.T('Raspberry Pi LEDs')],
+layout = [[sg.T('Raspberry Pi LEDs')],
-           [rg.T('', size=(14, 1), key='output')],
+           [sg.T('', size=(14, 1), key='output')],
-           [rg.ReadButton('Switch LED')],
+           [sg.ReadButton('Switch LED')],
-           [rg.ReadButton('Flash LED')],
+           [sg.ReadButton('Flash LED')],
-           [rg.Exit()]]
+           [sg.Exit()]]
 
-window = rg.Window('Raspberry Pi GUI', grab_anywhere=False).Layout(layout)
+window = sg.Window('Raspberry Pi GUI', grab_anywhere=False).Layout(layout)
 
 while True:
     button, values = window.Read()
@@ -53,4 +53,4 @@ while True:
         FlashLED()
         window.FindElement('output').Update('')
 
-rg.Popup('Done... exiting')
+sg.Popup('Done... exiting')

Demo_Pi_Robotics.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 # Robotics design pattern
 # Uses Realtime Buttons to simulate the controls for a robot

Demo_Ping_Line_Graph.py

@@ -1,9 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+
 from threading import Thread
 import time
 from sys import exit as exit

Demo_Pong.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import random
 import time
 from sys import exit as exit

Demo_Popups.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 # Here, have some windows on me....
 [sg.PopupNoWait(location=(10*x,0)) for x in range(10)]

Demo_Progress_Meters.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 from time import sleep
 from sys import exit as exit
 

Demo_Script_Launcher.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import glob
 import ntpath
 import subprocess

Demo_Script_Parameters.py

@@ -1,10 +1,10 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
-import sys
+else:
+    import PySimpleGUI27 as sg
+
 
 '''
 Quickly add a GUI to your script!

Demo_Spinner_Compound_Element.py

@@ -1,10 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
-
+else:
+    import PySimpleGUI27 as sg
 """
     Demo of how to combine elements into your own custom element
 """

Demo_Super_Simple_Form.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 """
     Simple Form showing how to use keys on your input fields

Demo_Table_CSV.py

@@ -1,11 +1,11 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import csv
-import sys
+
 
 def table_example():
     filename = sg.PopupGetFile('filename to open', no_window=True, file_types=(("CSV Files","*.csv"),))

Demo_Table_Element.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import csv
 
 

Demo_Table_Pandas.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import pandas as pd
 
 

Demo_Table_Simulation.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import csv
 
 

Demo_Tabs.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 tab1_layout =  [[sg.T('This is inside tab 1')]]
 

Demo_Tabs_Nested.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 sg.ChangeLookAndFeel('GreenTan')
 tab2_layout = [[sg.T('This is inside tab 2')],

Demo_Template.py

@@ -1,14 +1,14 @@
-#choose one of these are your starting point
+#choose one of these are your starting point.  Copy, paste, have fun
 
 # ---------------------------------#
 # DESIGN PATTERN 1 - Simple Window #
 # ---------------------------------#
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[ sg.Text('My layout') ]]
 
@@ -21,10 +21,10 @@ button, value = window.Read()
 # -------------------------------------#
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 
 layout = [[ sg.Text('My layout') ]]
 

Demo_Youtube-dl_Frontend.py

@@ -1,9 +1,9 @@
 #!/usr/bin/env python
 import sys
-if sys.version_info[0] < 3:
+if sys.version_info[0] >= 3:
-    import PySimpleGUI27 as sg
-else:
     import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
 import subprocess
 
 """

ProgrammingClassExamples/1b PSG (Format).py

@@ -16,7 +16,7 @@ sg.SetOptions (background_color = 'LightBlue',
 #adjust widths
 layout = [
    [sg.Text('Celcius', size =(12,1)), sg.InputText(size = (8,1))],
-    [sg.Submit()],
+    [sg.Submit()]
    ]
 
 window = sg.Window('Converter').Layout(layout)   

ProgrammingClassExamples/4a PSG (Sliders and combo).py

@@ -4,6 +4,8 @@
 
 import PySimpleGUI as sg
 
+#use of Column to help with layout - vertical sliders take up space
+
 column1 = [
     [sg.Text('Pick operation', size = (15,1), font = ('Calibri', 12, 'bold'))],
 [sg.InputCombo(['Add','Subtract','Multiply','Divide'], size = (10,6))],
@@ -20,8 +22,12 @@ layout = [
       sg.Slider(range = (-9, 9),orientation = 'v', size = (5, 20), default_value = 0),
      sg.Text('   '), sg.Column(column1), sg.Column(column2)]]
 
-window = sg.Window('Enter & Display Data', grab_anywhere=False).Layout(layout)
+#added grab_anywhere to when moving slider, who window doesn't move.
 
+window = sg.Window('Enter & Display Data',grab_anywhere = False).Layout(layout)
+
+#Get selection from combo: value[2]
+#Slider values: value[0] and value[1]
 while True:
     button, value = window.Read()
     if button is not None:
@@ -31,11 +37,10 @@ while True:
             result = value[0] * value[1]
         elif value[2] == 'Subtract':
             result = value[0] - value[1]
-        elif value[2] == 'Divide':
+        elif value[2] == 'Divide':              #check for zero
             if value[1] ==0:
                 sg.Popup('Second value can\'t be zero')
-                if value[0] == 0:
+                result = 'NA'
-                    result = 'NA'
             else:
                 result = value[0] / value[1]
         window.FindElement('result').Update(result)              

ProgrammingClassExamples/4b PSG (Spinner and combo) .py

@@ -7,19 +7,20 @@ sg.SetOptions(font= ('Calibri', 12, 'bold'))
 
 layout = [
     [sg.Text('Spinner and Combo box demo', font = ('Calibri', 14, 'bold'))],
-    [sg.Spin([sz for sz in range (-9,10)], initial_value = 0),
+    [sg.Spin([sz for sz in range (-9,10)], size = (2,1),initial_value = 0),
-    sg.Spin([sz for sz in range (-9,10)], initial_value = 0),
+    sg.Spin([sz for sz in range (-9,10)], size = (2,1), initial_value = 0),
-    sg.Text('Pick operation', size = (13,1)),
+    sg.Text('Pick operation ->', size = (15,1)),
     sg.InputCombo(['Add','Subtract','Multiply','Divide'], size = (8,6))],
-    [sg.Text('Result:   ')],[sg.InputText(size = (6,1), key = 'result'),
+    [sg.Text('Result:   ')],[sg.InputText(size = (5,1), key = 'result'),
      sg.ReadButton('Calculate', button_color = ('White', 'Red'))]]
 
-window = sg.Window('Enter & Display Data', grab_anywhere=False).Layout(layout)
+window = sg.Window('Enter & Display Data', grab_anywhere= False).Layout(layout)
 
 while True:
     button, value = window.Read()
 
     if button is not None:
+        #convert returned values to integers
         val = [int(value[0]), int(value[1])]
         if value[2] == 'Add':
             result = val[0] + val[1]

ProgrammingClassExamples/5a PSG (listboxes add remove).py

@@ -0,0 +1,39 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+
+sg.ChangeLookAndFeel('BlueMono')
+
+#use column feature with height listbox takes up
+column1 = [
+    [sg.Text('Add or Delete Items\nfrom a Listbox', font = ('Arial', 12, 'bold'))],
+     [sg.InputText( size = (15,1), key = 'add'), sg.ReadButton('Add')],
+    [sg.ReadButton('Delete selected entry')]]
+
+List = ['Austalia', 'Canada', 'Greece']         #initial listbox entries
+
+#add initial List  to listbox
+layout = [
+    [sg.Listbox(values=[l for l in List], size = (30,8), key ='listbox'),
+     sg.Column(column1)]]
+
+window = sg.Window('Listbox').Layout(layout)
+
+while True:
+    button, value = window.Read()
+    if button is not None:
+                                                    #value[listbox] returns a list
+        if button == 'Delete selected entry':       #using value[listbox][0] give the string
+            if value['listbox'] == []:               #ensure something is selected
+                sg.Popup('Error','You must select a Country')
+            else:
+                List.remove(value['listbox'][0])    #find and remove this
+        if button == 'Add':
+            List.append(value['add'])           #add string in add box to list
+        List.sort()                             #sort
+        #update listbox
+        window.FindElement('listbox').Update(List)
+    else:
+        break  

ProgrammingClassExamples/6a PSG search.py

@@ -0,0 +1,78 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+
+sg.SetOptions (font =('Calibri',12,'bold'))    
+              
+layout =[[sg.Text('Search Demo', font =('Calibri', 18, 'bold')), sg.ReadButton('Show Names')],
+[sg.Text('',size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display1'),
+ sg.Text('',size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display2')],
+         [sg.Text('_'*32,font = ('Calibri', 12))],
+         [sg.InputText(size = (14,1), key = 'linear'), sg.InputText(size = (14,1), key = 'binary')],
+          [sg.ReadButton('Linear Search', size = (13,1)), sg.ReadButton('Binary Search', size = (14,1))],
+         ]
+window = sg.Window('Search Demo').Layout(layout)
+
+#names for Demo, could be loaded from a file
+Names = ['Roberta', 'Kylie', 'Jenny', 'Helen',
+        'Andrea', 'Meredith','Deborah','Pauline',
+        'Belinda', 'Wendy']
+
+SortedNames = ['Andrea','Belinda','Deborah','Helen',
+               'Jenny','Kylie','Meredith','Pauline',
+            'Roberta','Wendy']
+
+#function to display list
+def displayList(List, display):
+    names = ''
+    for l in List:                #add list elements with new line
+        names = names + l + '\n'
+    window.FindElement(display).Update(names)
+    
+#Linear Search - no need for Ordered list
+def linearSearch():
+    L = Names[:]
+    found = False
+    for l in L:
+        if l == value['linear']:             #Check each value
+            found = True
+            window.FindElement('display1').Update('Linear search\n' + l + ' found.')
+            break
+    if not found:
+        window.FindElement('display1').Update(value['linear'] + ' was \nNot found')
+
+#Binary Search - only works for ordered lists      
+def binarySearch():
+    L = SortedNames[:]                                 
+    lo = 0
+    hi = len(L)-1
+    found = False                   #Start with found is Flase
+    while lo <= hi:
+        mid = (lo + hi) //2         #Start in middle
+        if L[mid] == value['binary']:    #get the value from the search box
+            window.FindElement('display2').Update('Binary search\n' + L[mid] + ' found.')
+            found = True            #If found display
+            break                   #and stop
+        elif L[mid] < value['binary']:
+            lo = mid + 1            #Search in top half
+        else:
+            hi = mid - 1            #Search in lower half
+    if not found:                   #If we get to end  - display not found
+        window.FindElement('display2').Update(value['binary'] + ' was \nNot found')
+
+while True:
+    button, value = window.Read() 
+
+    if button is not None:  
+        if button == 'Show Names':  #show names - unordered and sorted
+            displayList(Names,'display1')
+            displayList(SortedNames, 'display2')
+        if button == 'Linear Search':   #Find and display
+            linearSearch()
+        if button == 'Binary Search':   #Find and display
+            binarySearch()
+    else:
+        break  
+

ProgrammingClassExamples/6b PSG search (disabled buttons).py

@@ -0,0 +1,82 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+
+sg.SetOptions (font =('Calibri',12,'bold'))    
+              
+layout =[[sg.Text('Search Demo', font =('Calibri', 18, 'bold')), sg.ReadButton('Show Names')],
+[sg.Text('',size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display1'),
+ sg.Text('',size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display2')],
+         [sg.Text('_'*32,font = ('Calibri', 12))],
+         [sg.InputText(size = (14,1), key = 'linear'), sg.InputText(size = (14,1), key = 'binary')],
+          [sg.ReadButton('Linear Search', size = (13,1),key = 'ls'), sg.ReadButton('Binary Search', size = (14,1),key='bs')],
+         ]
+window = sg.Window('Search Demo').Layout(layout)
+window.Finalize()                                   #finalize allows the disabling 
+window.FindElement('ls').Update(disabled=True)      #of the two buttons 
+window.FindElement('bs').Update(disabled=True)
+
+#names for Demo, could be loaded from a file
+Names = ['Roberta', 'Kylie', 'Jenny', 'Helen',
+        'Andrea', 'Meredith','Deborah','Pauline',
+        'Belinda', 'Wendy']
+
+SortedNames = ['Andrea','Belinda','Deborah','Helen',
+               'Jenny','Kylie','Meredith','Pauline',
+            'Roberta','Wendy']
+
+#function to display list
+def displayList(List, display):
+    names = ''
+    for l in List:                #add list elements with new line
+        names = names + l + '\n'
+    window.FindElement(display).Update(names)
+    window.FindElement('ls').Update(disabled=False)     #enable buttons now
+    window.FindElement('bs').Update(disabled=False)     #now data loaded
+    
+#Linear Search - no need for Ordered list
+def linearSearch():
+    L = Names[:]
+    found = False
+    for l in L:
+        if l == value['linear']:             #Check each value
+            found = True
+            window.FindElement('display1').Update('Linear search\n' + l + ' found.')
+            break
+    if not found:
+        window.FindElement('display1').Update(value['linear'] + ' was \nNot found')
+
+#Binary Search - only works for ordered lists      
+def binarySearch():
+    L = SortedNames[:]                                 
+    lo = 0
+    hi = len(L)-1
+    found = False                   #Start with found is Flase
+    while lo <= hi:
+        mid = (lo + hi) //2         #Start in middle
+        if L[mid] == value['binary']:    #get the value from the search box
+            window.FindElement('display2').Update('Binary search\n' + L[mid] + ' found.')
+            found = True            #If found display
+            break                   #and stop
+        elif L[mid] < value['binary']:
+            lo = mid + 1            #Search in top half
+        else:
+            hi = mid - 1            #Search in lower half
+    if not found:                   #If we get to end  - display not found
+        window.FindElement('display2').Update(value['binary'] + ' was \nNot found')
+
+while True:
+    button, value = window.Read() 
+    if button is not None:  
+        if button == 'Show Names':  #show names - unordered and sorted
+            displayList(Names,'display1')
+            displayList(SortedNames, 'display2')
+        if button == 'ls':   #Find and display
+            linearSearch()
+        if button == 'bs':   #Find and display
+            binarySearch()
+    else:
+        break  
+

ProgrammingClassExamples/6c PSG search text preloaded.py

@@ -0,0 +1,79 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+
+sg.SetOptions (font =('Calibri',12,'bold'))
+
+#names for Demo, could be loaded from a file
+
+Names = ['Roberta', 'Kylie', 'Jenny', 'Helen',
+        'Andrea', 'Meredith','Deborah','Pauline',
+        'Belinda', 'Wendy']
+names = ''
+for l in Names:
+    names = names + l + '\n'
+    
+SortedNames = ['Andrea','Belinda','Deborah','Helen',
+               'Jenny','Kylie','Meredith','Pauline',
+            'Roberta','Wendy']
+
+sortnames = ''
+for l in SortedNames:
+    sortnames = sortnames + l +'\n'
+    
+layout =[[sg.Text('Search Demo', font =('Calibri', 18, 'bold'))],
+[sg.Text(names,size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display1'),
+ sg.Text(sortnames,size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display2')],
+         [sg.Text('_'*32,font = ('Calibri', 12))],
+         [sg.InputText(size = (14,1), key = 'linear'), sg.InputText(size = (14,1), key = 'binary')],
+          [sg.ReadButton('Linear Search', bind_return_key=True, size = (13,1)), sg.ReadButton('Binary Search', size = (14,1))],
+         ]
+window = sg.Window('Search Demo').Layout(layout)
+   
+#Linear Search - no need for Ordered list
+def linearSearch():
+    L = Names[:]
+    found = False
+    for l in L:
+        if l == value['linear']:             #Check each value
+            found = True
+            sg.Popup('Linear search\n' + l + ' found.')
+            break
+    if not found:
+        sg.Popup('Linear search\n' +(value['linear'] + ' was not found'))
+
+#Binary Search - only works for ordered lists      
+def binarySearch():
+    L = SortedNames[:]                                 
+    lo = 0
+    hi = len(L)-1
+    found = False                   #Start with found is Flase
+    while lo <= hi:
+        mid = (lo + hi) //2         #Start in middle
+        if L[mid] == value['binary']:    #get the value from the search box
+            sg.Popup('Binary search\n' + L[mid] + ' found.')
+            found = True            #If found display
+            break                   #and stop
+        elif L[mid] < value['binary']:
+            lo = mid + 1            #Search in top half
+        else:
+            hi = mid - 1            #Search in lower half
+    if not found:                   #If we get to end  - display not found
+        sg.Popup('Binary search\n' +(value['binary'] + ' was not found'))
+
+while True:
+    button, value = window.Read() 
+
+    if button is not None:  
+        if button == 'Show Names':  #show names - unordered and sorted
+            displayList(Names,'display1')
+            displayList(SortedNames, 'display2')
+        if button == 'Linear Search':   #Find and display
+            linearSearch()
+        if button == 'Binary Search':   #Find and display
+            binarySearch()
+    else:
+        break  
+

ProgrammingClassExamples/6d PSG sort and search.py

@@ -0,0 +1,130 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+
+sg.SetOptions (font =('Calibri',12,'bold'))    
+    
+
+#setup column (called column1) of buttons to sue in layout
+
+column1 = [[sg.ReadButton('Original list', size = (13,1))],
+           [sg.ReadButton('Default sort', size = (13,1))],
+           [sg.ReadButton('Sort: selection',size = (13,1))],
+           [sg.ReadButton('Sort: quick', size = (13,1))]]
+           
+layout =[[sg.Text('Search and Sort Demo', font =('Calibri', 20, 'bold'))],
+[sg.Text('',size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display'), sg.Column(column1)],
+         [sg.Text('_'*32,font = ('Calibri', 12))],
+         [sg.InputText(size = (13,1), key = 'linear'), sg.Text('  '), sg.InputText(size = (13,1), key = 'binary')],
+          [sg.ReadButton('Linear Search', size = (13,1)), sg.Text(' '), sg.ReadButton('Binary Search', size = (13,1))],
+         ]
+
+window = sg.Window('Search and Sort Demo').Layout(layout)
+
+#names for Demo, could be loaded from a file
+Names= ['Roberta', 'Kylie', 'Jenny', 'Helen',
+        'Andrea', 'Meredith','Deborah','Pauline',
+        'Belinda', 'Wendy']
+
+#function to display list
+def displayList(List):
+    global ListDisplayed          #store list in Multiline text globally
+    ListDisplayed = List
+    display = ''
+    for l in List:                #add list elements with new line
+        display = display + l + '\n'
+    window.FindElement('display').Update(display)
+        
+#use inbuilt python sort       
+def default(Names):
+    L = Names[:]
+    L.sort()        #inbuilt sort
+    displayList(L)
+
+#Selection sort - See Janson Ch 7 
+def selSort(Names):
+    L = Names[:]
+    for i in range(len(L)):
+        smallest = i
+        for j in range(i+1, len(L)):
+            if L[j] < L[smallest]:              #find smallest value
+                smallest = j                    #swap it to front 
+        L[smallest], L[i] = L[i], L[smallest]   #repeat from next poistion 
+    displayList(L)
+
+#Quick sort - See Janson Ch 7
+def qsortHolder(Names):                         
+    L = Names[:]                                #pass List, first and last
+    quick_sort(L, 0, len(L) -1)                 #Start process
+    displayList(L)
+        
+def quick_sort(L, first, last):                 #Quicksort is a partition sort
+    if first >= last:
+        return L
+    pivot = L[first]                           
+    low = first                                 
+    high = last
+    while low < high:
+        while L[high] > pivot:
+            high = high -1
+        while L[low] < pivot:
+            low = low + 1
+        if low <= high:
+            L[high], L[low] = L[low], L[high]
+            low = low + 1
+            high = high -1
+    quick_sort(L, first, low -1)                #continue splitting - sort small lsist
+    quick_sort(L, low, last)
+
+#Linear Search - no need for Ordered list
+def linearSearch():
+    L = Names[:]
+    found = False
+    for l in L:
+        if l == value['linear']:             #Check each value
+            found = True
+            window.FindElement('display').Update('Linear search\n' + l + ' found.')
+            break
+    if not found:
+        window.FindElement('display').Update(value['linear'] + ' was \nNot found')
+
+#Binary Search - only works for ordered lists      
+def binarySearch():
+    L = ListDisplayed[:]            #get List currently in multiline display                    
+    lo = 0
+    hi = len(L)-1
+    found = False                   #Start with found is Flase
+    while lo <= hi:
+        mid = (lo + hi) //2         #Start in middle
+        if L[mid] == value['binary']:    #get the value from the search box
+            window.FindElement('display').Update('Binary search\n' + L[mid] + ' found.')
+            found = True            #If found display
+            break                   #and stop
+        elif L[mid] < value['binary']:
+            lo = mid + 1            #Search in top half
+        else:
+            hi = mid - 1            #Search in lower half
+    if not found:                   #If we get to end  - display not found
+        window.FindElement('display').Update(value['binary'] + ' was \nNot found')
+
+        
+while True:
+    button, value = window.Read() 
+    if button is not None:  
+        if button == 'Original list':
+            displayList(Names)
+        if button == 'Default sort':
+            default(Names)
+        if button == 'Sort: selection':
+            selSort(Names)
+        if button == 'Sort: quick':
+            qsortHolder(Names)
+        if button == 'Linear Search':
+            linearSearch()
+        if button == 'Binary Search':
+            binarySearch()
+    else:
+        break  
+

ProgrammingClassExamples/6e PSG sort and search (listbox) TODO.py

@@ -0,0 +1,130 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+
+sg.SetOptions (font =('Calibri',12,'bold'))    
+    
+
+#setup column (called column1) of buttons to sue in layout
+
+column1 = [[sg.ReadButton('Original list', size = (13,1))],
+           [sg.ReadButton('Default sort', size = (13,1))],
+           [sg.ReadButton('Sort: selection',size = (13,1))],
+           [sg.ReadButton('Sort: quick', size = (13,1))]]
+           
+layout =[[sg.Text('Search and Sort Demo', font =('Calibri', 20, 'bold'))],
+[sg.Text('',size = (14, 11),relief=sg.RELIEF_SOLID,font = ('Calibri', 12), background_color ='White',key = 'display'), sg.Column(column1)],
+         [sg.Text('_'*32,font = ('Calibri', 12))],
+         [sg.InputText(size = (13,1), key = 'linear'), sg.Text('  '), sg.InputText(size = (13,1), key = 'binary')],
+          [sg.ReadButton('Linear Search', size = (13,1)), sg.Text(' '), sg.ReadButton('Binary Search', size = (13,1))],
+         ]
+
+window = sg.Window('Search and Sort Demo').Layout(layout)
+
+#names for Demo, could be loaded from a file
+Names= ['Roberta', 'Kylie', 'Jenny', 'Helen',
+        'Andrea', 'Meredith','Deborah','Pauline',
+        'Belinda', 'Wendy']
+
+#function to display list
+def displayList(List):
+    global ListDisplayed          #store list in Multiline text globally
+    ListDisplayed = List
+    display = ''
+    for l in List:                #add list elements with new line
+        display = display + l + '\n'
+    window.FindElement('display').Update(display)
+        
+#use inbuilt python sort       
+def default(Names):
+    L = Names[:]
+    L.sort()        #inbuilt sort
+    displayList(L)
+
+#Selection sort - See Janson Ch 7 
+def selSort(Names):
+    L = Names[:]
+    for i in range(len(L)):
+        smallest = i
+        for j in range(i+1, len(L)):
+            if L[j] < L[smallest]:              #find smallest value
+                smallest = j                    #swap it to front 
+        L[smallest], L[i] = L[i], L[smallest]   #repeat from next poistion 
+    displayList(L)
+
+#Quick sort - See Janson Ch 7
+def qsortHolder(Names):                         
+    L = Names[:]                                #pass List, first and last
+    quick_sort(L, 0, len(L) -1)                 #Start process
+    displayList(L)
+        
+def quick_sort(L, first, last):                 #Quicksort is a partition sort
+    if first >= last:
+        return L
+    pivot = L[first]                           
+    low = first                                 
+    high = last
+    while low < high:
+        while L[high] > pivot:
+            high = high -1
+        while L[low] < pivot:
+            low = low + 1
+        if low <= high:
+            L[high], L[low] = L[low], L[high]
+            low = low + 1
+            high = high -1
+    quick_sort(L, first, low -1)                #continue splitting - sort small lsist
+    quick_sort(L, low, last)
+
+#Linear Search - no need for Ordered list
+def linearSearch():
+    L = Names[:]
+    found = False
+    for l in L:
+        if l == value['linear']:             #Check each value
+            found = True
+            window.FindElement('display').Update('Linear search\n' + l + ' found.')
+            break
+    if not found:
+        window.FindElement('display').Update(value['linear'] + ' was \nNot found')
+
+#Binary Search - only works for ordered lists      
+def binarySearch():
+    L = ListDisplayed[:]            #get List currently in multiline display                    
+    lo = 0
+    hi = len(L)-1
+    found = False                   #Start with found is Flase
+    while lo <= hi:
+        mid = (lo + hi) //2         #Start in middle
+        if L[mid] == value['binary']:    #get the value from the search box
+            window.FindElement('display').Update('Binary search\n' + L[mid] + ' found.')
+            found = True            #If found display
+            break                   #and stop
+        elif L[mid] < value['binary']:
+            lo = mid + 1            #Search in top half
+        else:
+            hi = mid - 1            #Search in lower half
+    if not found:                   #If we get to end  - display not found
+        window.FindElement('display').Update(value['binary'] + ' was \nNot found')
+
+        
+while True:
+    button, value = window.Read() 
+    if button is not None:  
+        if button == 'Original list':
+            displayList(Names)
+        if button == 'Default sort':
+            default(Names)
+        if button == 'Sort: selection':
+            selSort(Names)
+        if button == 'Sort: quick':
+            qsortHolder(Names)
+        if button == 'Linear Search':
+            linearSearch()
+        if button == 'Binary Search':
+            binarySearch()
+    else:
+        break  
+

ProgrammingClassExamples/7a PSG Text file save and retrieve.py

@@ -0,0 +1,59 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+import PySimpleGUI as sg
+import os                       #to work with windows OS
+
+sg.ChangeLookAndFeel('GreenTan')
+sg.SetOptions(font = ('Calibri', 12, 'bold'))
+
+layout = [
+    [sg.Text('Enter a Name and four Marks')],
+    [sg.Text('Name:', size =(10,1)), sg.InputText(size = (12,1), key = 'name')],
+     [sg.Text('Mark1:', size =(10,1)), sg.InputText(size = (6,1), key = 'm1')],
+         [sg.Text('Mark2:', size =(10,1)), sg.InputText(size = (6,1), key = 'm2')],
+         [sg.Text('Mark3:', size =(10,1)), sg.InputText(size = (6,1), key = 'm3')],
+         [sg.Text('Mark4:', size =(10,1)), sg.InputText(size = (6,1), key = 'm4')],
+    [sg.ReadButton('Save', size = (8,1),key = 'save'),  sg.Text('Press to Save to file')],
+    [sg.ReadButton('Display',size = (8,1), key = 'display'), sg.Text('To retrieve and Display')],
+    [sg.Multiline(size = (28,4), key = 'multiline')]]
+
+window = sg.Window('Simple Average Finder').Layout(layout)   
+
+
+while True:
+    button, value = window.Read()   #value is a dictionary holding name and marks (4)
+    if button is not None:  
+        #initialise variables
+        total = 0.0
+        index = ''
+        Name = value['name']        #get name 
+        dirname, filename = os.path.split(os.path.abspath(__file__)) #get pathname to current file
+        pathname = dirname + '\\results.txt'                         #add desired file name for saving to path
+        
+        #needs validation and try/catch error checking, will crash if blank or text entry for marks
+        
+        if button == 'save':
+            for i in range (1,5):
+                index = 'm' + str(i)            #create dictionary index m1 ... m4
+                total += float(value[index])   
+            average = total/4
+            f = open(pathname, 'w')                                      #open file and save 
+            print (Name, file = f)
+            print (total, file = f)
+            print (average, file = f)
+            f.close()
+
+        #some error checking for missing file needed here
+            
+        if button == 'display':
+            #This loads the file line by line into a list called data.
+            #the strip() removes whitespaces from beginning and end of each line.
+            data = [line.strip() for line in open(pathname)]
+            #create single string to display in multiline object.
+            string = 'Name:  ' + data[0] +'\nTotal:  ' + str(data[1]) + '\nAverage:  ' + str(data[2])
+            window.FindElement('multiline').Update(string)
+    else:
+        break  
+

ProgrammingClassExamples/8a PSG Data to plot from csv file.py

@@ -0,0 +1,38 @@
+#Matplotlib, pyplt and csv
+#Tony Crewe
+#Sep 2017 - updated Sep 2018
+
+import matplotlib.pyplot as plt
+import csv
+from matplotlib.ticker import MaxNLocator
+
+
+x=[]
+y=[]
+
+with open('weight 20182.csv', 'r', encoding = 'utf-8-sig') as csvfile:
+    plots = csv.reader(csvfile)
+    for data in plots:
+        var1 = (data[0])    #get heading for x and y axes
+        var2 = (data[1])
+        break
+    for data in plots:      #get values - add to x list and y list
+        x.append(data[0])   
+        y.append(float(data[1]))
+
+
+ax = plt.subplot(1,1,1)
+ax.set_ylim([82, 96])
+ax.xaxis.set_major_locator(MaxNLocator(10))
+ax.spines['right'].set_color('none')
+ax.spines['top'].set_color('none')
+
+plt.plot(x,y, label = 'data loaded\nfrom csv file')
+plt.axhline(y  = 85.5, color = 'orange', linestyle = '--', label = 'target')
+plt.xlabel(var1)
+plt.ylabel(var2)
+plt.title('weight loss from\n first quarter 2018')
+
+
+plt.legend()
+plt.show()

ProgrammingClassExamples/8b PSG Tables and calc from csv file.py

@@ -0,0 +1,41 @@
+#PySimple examples (v 3.8)
+#Tony Crewe
+#Sep 2018
+
+#Based of Example program from MikeTheWatchGuy
+#https://gitlab.com/lotspaih/PySimpleGUI
+
+import sys
+import PySimpleGUI as sg
+import csv
+
+def table_example():
+    filename = sg.PopupGetFile('filename to open', no_window=True, file_types=(("CSV Files","*.csv"),))
+    #populate table with file contents
+    #Assume we know csv has haeding in row 1
+    #assume we know 7 columns of data - relevenat to AFL w/o Pts or % shown
+    #data will be data[0] = team, data [1] P, data [2] W, data[3] L
+    #data [4] D, data[5] F, data[6] A
+    #no error checking or validation used.
+
+    data = []
+    header_list = []
+    with open(filename, "r") as infile:
+        reader = csv.reader(infile)
+        for i in range (1):             #get headings
+            header = next(reader)
+        data = list(reader)             # read everything else into a list of rows
+
+
+    col_layout = [[sg.Table(values=data, headings=header, max_col_width=25,
+                            auto_size_columns=True, justification='right', size=(None, len(data)))]]
+
+    canvas_size = (13*10*len(header), 600)      # estimate canvas size - 13 pixels per char * 10 char per column * num columns
+    layout = [[sg.Column(col_layout, size=canvas_size, scrollable=True)],]
+
+    window = sg.Window('Table', grab_anywhere=False).Layout(layout)
+    b, v = window.Read()
+
+    sys.exit(69)
+
+table_example()

ProgrammingClassExamples/9a Plot Matplotlib numpy pyplot(y=sinx).py

@@ -0,0 +1,22 @@
+#matplotlib, numpy, pyplot
+#Tony Crewe
+#Sep 2017 - updated Sep 2018
+
+import matplotlib.pyplot as plt
+import numpy as np
+
+
+fig=plt.figure()
+ax = fig.add_subplot(111)
+x = np.linspace(-np.pi*2, np.pi*2, 100)
+y= np.sin(x)
+ax.plot(x,y)
+
+ax.set_title('sin(x)')
+
+
+plt.show()
+
+
+
+

ProgrammingClassExamples/9b Plot (axes moved).py

@@ -0,0 +1,27 @@
+#matplotlib, numpy, pyplot
+#Tony Crewe
+#Sep 2017 - updated Sep 2018import matplotlib.pyplot as plt
+import numpy as np
+import matplotlib.pyplot as plt
+
+
+fig=plt.figure()
+ax = fig.add_subplot(111)
+x = np.linspace(-np.pi*2, np.pi*2, 100)
+y= np.sin(x)
+ax.plot(x,y)
+
+ax.set_title('sin(x)')
+#centre bottom and keft axes to zero
+
+ax.spines['left'].set_position('zero')
+ax.spines['right'].set_color('none')
+ax.spines['bottom'].set_position('zero')
+ax.spines['top'].set_color('none')
+
+
+plt.show()
+
+
+
+

ProgrammingClassExamples/9c Plot (axes pi format).py

@@ -0,0 +1,28 @@
+#Plt using matplylib, plotly and numpy
+#Tony Crewe
+#Sep 2017 updated Sep 2018
+
+import matplotlib.pyplot as plt
+import numpy as np
+import matplotlib.ticker as ticker
+
+fig=plt.figure()
+ax = fig.add_subplot(111)
+x = np.linspace(-np.pi*2, np.pi*2, 100)
+y= np.sin(x)
+ax.plot(x/np.pi,y)
+
+ax.set_title('sin(x)')
+ax.spines['left'].set_position('zero')
+ax.spines['right'].set_color('none')
+ax.spines['bottom'].set_position('zero')
+ax.spines['top'].set_color('none')
+
+#Format axes - nicer eh!
+ax.xaxis.set_major_formatter(ticker.FormatStrFormatter('%g $\pi$'))
+
+plt.show()
+
+
+
+