Introduction to PySimpleGUI

Last Updated : 10 May, 2020

It is easy to use with simple yet HIGHLY customizable features of GUI for Python. It is based solely on Tkinter. It is a Python GUI For Humans that Transforms Tkinter, PyQt, Remi, WxPython into portable user-friendly Pythonic interfaces.

How can we use PySimpleGUI?

The Steps for using the GUI package PySimpleGUI are:-

Install PySimpleGUI
```
pip install PySimpleGUI 
```
Find a GUI that looks a lot similar to which you want to design and create.
Copy code from Cookbook.
Paste into your IDE and run.

Example: Sample Program to showcase PySimpleGUI layout.

import PySimpleGUI as sg
   
      
sg.theme('BluePurple')
   
layout = [[sg.Text('Your typed characters appear here:'),
           sg.Text(size=(15,1), key='-OUTPUT-')],
          [sg.Input(key='-IN-')],
          [sg.Button('Display'), sg.Button('Exit')]]
  
window = sg.Window('Introduction', layout)
  
while True:
    event, values = window.read()
    print(event, values)
      
    if event in  (None, 'Exit'):
        break
      
    if event == 'Display':
        # Update the "output" text element
        # to be the value of "input" element
        window['-OUTPUT-'].update(values['-IN-'])
  
window.close()

Output:

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