python命令行模式怎么用

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1、使用cmd打开命令行窗口。

2、在输入python时，进入python交互模式。

3、输入exit()，退出交互模式，在命令行模式下运行.py程序。

实例

C:\Users\86178>pythonPython 3.8.3 (default, Jul  2 2020, 17:30:36) [MSC v.1916 64 bit (AMD64)] :: Anaconda, Inc. on win32Type "help", "copyright", "credits" or "license" for more information.>>> editTraceback (most recent call last):  File "", line 1, in NameError: name 'edit' is not defined>>> exit() C:\Users\86178>pythonPython 3.8.3 (default, Jul  2 2020, 17:30:36) [MSC v.1916 64 bit (AMD64)] :: Anaconda, Inc. on win32Type "help", "copyright", "credits" or "license" for more information.>>> hello.pyTraceback (most recent call last):  File "", line 1, in NameError: name 'hello' is not defined>>> exit() C:\Users\86178>python hello.pupython: can't open file 'hello.pu': [Errno 2] No such file or directory C:\Users\86178>python hello.pypython: can't open file 'hello.py': [Errno 2] No such file or directory C:\Users\86178>cd /d文件名、目录名或卷标语法不正确。 C:\Users\86178>cd /d D: D:\>python hello.pyhelloD:\>pythonPython 3.8.3 (default, Jul  2 2020, 17:30:36) [MSC v.1916 64 bit (AMD64)] :: Anaconda, Inc. on win32Type "help", "copyright", "credits" or "license" for more information.>>> hello.pyTraceback (most recent call last):  File "", line 1, in NameError: name 'hello' is not defined>>>

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