What file is py?

py is the abbreviation of Python, and python is a scripting language; therefore, the .py file is a script file written in python.

Python is an object-oriented, dynamically typed, interpreted computer programming language. It was originally designed for writing automated scripts (shells). As the version is constantly updated and new language features are added, it is increasingly used for the development of independent, large-scale projects. It is now commonly used for the maintenance and automated operation of various servers; it has rich and powerful libraries. It is often nicknamed the glue language, which can easily connect various modules made in other languages ​​​​(especially C/C).

You can install the python interpreter and run the script directly through python *.py.

In a Python program, the original program code will be placed in the .py file; and Python will compile the .py form into an intermediate file (byte-compiled) when executing the .py file. ).pyc file. The purpose of this is to speed up the execution of the file next time.

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