先看一个例子我自定义的一个里面有一个方法sayhi还有一个变量#!/usr/bin/env # utf-8 # : .py def sayhi(): print (Hi this is ) 1.0引用这个的两种方式#!/usr/bin/env # utf-8 # 方式一 .sayhi() print ( ,.)#方式二from sayhi, sayhi() print ( , )这两种方式都能正常运行并且结果都一样要是进行使用, 那就得运用导入所拥有的名称, 去引用模块的方法, 还有成员变量哟。要是运用from… , 那么便能够直接去使用该模块里的方法以及成员变量了。能够理解成, from… 属于java里的静态导入, 然而语句便是java当中的正常导入。一般来讲, 应当尽量规避使用……from, 并且转而采用……语句, 鉴于如此这般能够让你的程序在可阅读性方面更具优势, 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