D. Qiu的专栏

Tk TutorialA First (Real) Example

一般我们会将自己写的 Python 模块与 Python 自带的模块分开存放以达到便于维护的目的。Python 运行环境在查找模块时是对 sys.path 列表进行遍历，如果我们想在运行环境中添加自定义的模块，主要有以下三种方法：1. 在sys.path列表中添加新的路径（只能对执行了 sys.path.append 命令的当前 Python 运行环境起作用，对其他运行环境不起作用

Canvas — Canvas and drawingThe canvas is the area associated with an application where information contain in the application may be drawn.In SimpleGUI applications, the width and height of the ca

Event handlers — Event-driven programmingEvent handlers (also called callbacks) are functions registered to an event such as a button click, keyboard press or mouse click.Event handlers react to t

Comments — CodeSkulptorNon-computational parts of the program that textually describe the behavior of the program.Comments begin with #, everything to right of the hash is ignored by Python.Comm

Functions — FunctionsFunctions are reusable pieces of programs that take an input and produce an output.A function definition is a compound statement consisting of a header and a body.The header i

A treeview widget can display and allow browsing through a hierarchy of items, and can show one or more attributes of each item as columns to the right of the tree.

Definitions

Text widgets are created using the Text function:text = Text(parent, width=40, height=10)

A canvas widget manages a 2D collection of graphical objects — lines, circles,images, other widgets and more.Canvas widgets are created using the Canvas function:

Fonts

White space

Creating and Destroying Windows

Speaking of which, the recommended way to figure out which platform you're running on is:

Listbox

There are other geometry managers: "pack" is also quite powerful, but harder touse and understand; "place" gives you complete control of positioning each element; we'll see evenwidgets like paned wind

Frame

Widgets

理解 Python 装饰器看这一篇就够了简单装饰器@ 语法糖*args、**kwargs带参数的装饰器类装饰器functools.wraps装饰器顺序讲 Python 装饰器前，我想先举个例子，虽有点污，但跟装饰器这个话题很贴切。每个人都有的内裤主要功能是用来遮羞，但是到了冬天它没法为我们防风御寒，咋办？我们想到的一个办法就是把内裤改造一下，让它变得更厚更长，这样一来，它不仅有遮羞功能，还能提...