WebPython 的 from 语句让你从模块中导入一个指定的部分到当前命名空间中。 语法如下: from modname import name1[, name2[, ... nameN]] 例如,要导入模块 fib 的 fibonacci 函数,使用如下语句: from fib import fibonacci 这个声明不会把整个 fib 模块导入到当前的命名空间中,它只会将 fib 里的 fibonacci 单个引入到执行这个声明的模块的全局符号表。 … WebContribute to seymur2519/Python_tasks development by creating an account on GitHub. ... main. Switch branches/tags. Branches Tags. Could not load branches. ... Nothing to show {{ refName }} default. View all tags. Name already in use. A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so ...
Pros Use: if __name__ ==
WebSep 19, 2024 · Creating a __main__.py File for Modules. The point of having the if __name__ == "__main__" block is to get the piece of code under the condition to get executed when the script is in the __main__ scope. While creating packages in Python, however, it's better if the code to be executed under the __main__ context is written in a separate file. 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. shane jewelers locations
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WebJan 7, 2009 · If you are running your module (the source file) as the main program, e.g. python foo.py. the interpreter will assign the hard-coded string "__main__" to the __name__ variable, i.e. # It's as if the interpreter inserts this at the top # of your module when run as … 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 … Web每个python模块(python文件,也就是此处的 one.py 和 two.py)都包含内置的变量 name,当该模块被直接执行的时候,name**** 的值等于当前模块的文件名(包含后缀 … shane jewelers westminster co