WebOct 31, 2024 · For the sake of clarity, we can demonstrate this special variable with two Python scripts: ‘file1.py’ and ‘file2.py’. In the script called ‘file1.py’, let’s print the value of the ... Web1.在python中配置GEE1.1 conda创建新环境第一步:创建conda create --name 自定义环境名 python=python版本 备注: 若想要在创建环境同时安装python的一些包: conda create -n 自定义环境名 python=python版本 nu…
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Web当一个Python文件被直接运行时,`__name__`的值为`__main__`,此时可以执行一些特定的代码;当该文件被作为模块导入时,`__name__`的值为模块名,此时不会执行特定的代码。 … WebDec 24, 2024 · $python myfirstprogram.py Hello!. Welcome! The line if __name__ == "__main__": tells the program that the code inside this if statement should only be executed if the program is executed as a standalone program. It will not be executed if the program is imported as a module. But how does that work. Lets dig a bit more deeper. diy price is right baby shower game
What Does if __name__ == "__main__" Do in Python?
WebAug 4, 2010 · python中__name__='__main__'的作用,到底干嘛的? ... 1、Java和C#的程序入口Java的程序入口Main函数C#的程序入口Main函数2、Python的程序入口(1)Python不需要Main函数也能执行Python不同于以上编程语言,Python是解释性语言,不需要先编译成二进制语言,再执行。 WebApr 7, 2014 · 8. IPython adds the function get_ipython () to the globally available variables. So you can test, whether this function exist in globals () to make your decision: if __name__ == '__main__' and "get_ipython" not in dir (): print "I'm not loaded with IPython". The above code just tests whether there is a global variable with name get_ipython. WebJan 24, 2024 · 在看到这句话时,终于醍醐灌顶,就是下面这句话: name 是当前模块名,当模块被直接运行时模块名为 main 。 这句话的意思就是,当模块被直接运行时,if 以下代码块将被运行,当模块是被导入时,代码块不被运行。 举个栗子: 小红.py 朋友眼中你是小红 ( name == '小红'), 你自己眼中你是你自己 ( name == ' main '), 你编程很好, 朋友调你去帮他写 … cranbrook immigration medical