Why does tkinter (or turtle) seem to be missing or broken? Shouldn’t it be part of the standard library?

WARNING: Do not use pip to try to solve the problem The Pip package manager cannot help to solve the problem. No part of the Python standard library – including tkinter, turtle etc. – can be installed from PyPI. For security reasons, PyPI now blocks packages using names that match the standard library. There are … Read more

Generate Tkinter Buttons dynamically

I think the problem is that the lambda is picking up the final value of i after the for loop ends. This should fix that (untested): import Tkinter as tk for i in range(boardWidth): newButton = tk.Button(root, text=str(i+1), command=lambda j=i+1: Board.playColumn(j, Board.getCurrentPlayer())) Board.boardButtons.append(newButton) Update BTW, this worked by adding an argument to the lambda function … Read more

Change Icon For Tkinter Messagebox

Following are two possible solutions for your question: 1. Changing the title bar icon Yes, we can set a custom icon for the title bar in tkinter. Code: import tkinter as tk window = tk.Tk() # change title bar icon window.iconbitmap(‘book_2.ico’) window.mainloop() NOTE: Use .ico files with the iconbitmap() function If you set a custom … Read more

Creating a custom widget in tkinter

Your widget should subclass Frame. Within the frame you can use any geometry manager you want without affecting any other code. It’s important that the widget class does not call grid, pack or place on itself — that’s the job of the function that creates the widget. Every widget, or function that creates a widget, … Read more

Is it possible to run only a single step of the asyncio event loop

The missing of public method like loop.run_once() is intentional. Not every supported event loop has a method to iterate one step. Often underlying API has methods for creating event loop and running it forever but emulating single step may be very ineffective. If you really need it you may implement single-step iteration easy: import asyncio … Read more