For instance, developers who use different IDEs for different programming languages can set rules to open .py files in PyCharm, .js files in Visual Studio Code, and .java files in IntelliJ IDEA.

The “w+” tells Python that we are writing to a new file. If the file already exists, then that file is overwritten. If the file doesn’t already exist, then it will be created.

Read: How to open Python PY files on Windows. Install NumPy using PIP on Windows 11/10 With Pip set up, you can use its command line for installing NumPy.

The Python print command is simple, but right now it is just text. For the operating system to understand that the file should be read as a Python program, the programmer needs to save the file as ...