Major update of all demo programs to use new PEP8 bindings, etc

DemoPrograms old/Demo_Google_TTS.py

@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+import sys
+if sys.version_info[0] >= 3:
+    import PySimpleGUI as sg
+else:
+    import PySimpleGUI27 as sg
+from gtts import gTTS
+from pygame import mixer
+import time
+import os
+
+'''
+    Simple demonstration of using Google Text to Speech
+    Get a multi-line string
+    Convert to speech
+    Play back the speech
+    
+    Note that there are 2 temp files created. The program tries to delete them but will fail on one of them
+'''
+
+layout = [[sg.Text('What would you like me to say?')],
+          [sg.Multiline(size=(60,10), enter_submits=True)],
+          [sg.Button('Speak', bind_return_key=True), sg.Exit()]]
+
+window = sg.Window('Google Text to Speech').Layout(layout)
+
+i = 0
+mixer.init()
+while True:
+    event, values = window.Read()
+    if event is None or event == 'Exit':
+        break
+    # Get the text and convert to mp3 file
+    tts = gTTS(text=values[0], lang='en',slow=False)
+    tts.save('speech{}.mp3'.format(i%2))
+    # playback the speech
+    mixer.music.load('speech{}.mp3'.format(i%2))
+    mixer.music.play()
+    # wait for playback to end
+    while mixer.music.get_busy():
+        time.sleep(.1)
+    mixer.stop()
+    i += 1
+
+# try to remove the temp files. You'll likely be left with 1 to clean up
+try:
+    os.remove('speech0.mp3')
+except:
+    pass
+try:
+    os.remove('speech1.mp3')
+except:
+    pass