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Fix for autosized columns. NEW Table Demos - CSV & Panda

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MikeTheWatchGuy 2018-09-19 21:11:45 -04:00
parent f850785532
commit 5fbfed05f7
3 changed files with 64 additions and 19 deletions
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34
Demo_Table_Pandas.py
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@ -1,40 +1,38 @@
import pandas as pd
import PySimpleGUI as sg
"""
Display a CSV file using Table Element and Pandas
Thank you to for writing this demo
"""
def table_example():
sg.SetOptions(auto_size_buttons=True)
filename = sg.PopupGetFile('filename to open', no_window=True, file_types=(("CSV Files", "*.csv"),))
# --- populate table with file contents --- #
if filename == '':
exit(69)
data = []
header_list = []
button = sg.PopupYesNo('Does this file have column names already?')
if filename is not None:
try:
df = pd.read_csv(filename, sep=',', engine='python') # read everything else into a list of rows
header_list = df.columns.tolist()
data = df.values.tolist()
# print(data)
df = pd.read_csv(filename, sep=',', engine='python', header=None) # Header=None means you directly pass the columns names to the dataframe
data = df.values.tolist() # read everything else into a list of rows
if button == 'Yes': # Press if you named your columns in the csv
header_list = df.iloc[0].tolist() # Uses the first row (which should be column names) as columns names
data = df[1:].values.tolist() # Drops the first row in the table (otherwise the header names and the first row will be the same)
elif button == 'No': # Press if you didn't name the columns in the csv
header_list = ['column' + str(x) for x in range(len(data[0]))] # Creates columns names for each column ('column0', 'column1', etc)
except:
sg.PopupError('Error reading file')
exit(69)
# sg.SetOptions(element_padding=(0, 0))
sg.SetOptions(element_padding=(0, 0))
col_layout = [[sg.Table(values=data, headings=header_list, display_row_numbers=True,
auto_size_columns=False, size=(None, len(data)))]]
col_layout = [[sg.Table(values=data, headings=header_list, max_col_width=20,
auto_size_columns=True, justification='right', size=(None, len(data)))]]
layout = [[sg.Column(col_layout, size=(1200, 600), scrollable=True)]]
canvas_size = (13*10*len(header_list), 600) # estimate canvas size - 13 pixels per char * 10 per column * num columns
layout = [[sg.Column(col_layout, size=canvas_size, scrollable=True)]]
form = sg.FlexForm('Table', grab_anywhere=False)
b, v = form.LayoutAndRead(layout)
exit(69)
table_example()