How to make your own file format in python?

Question

Python

How to make your own file format in python?
For example file.cdmp

Answer 1

And what exactly is the problem?
Do it.
In text form, you want a structure - read / write text and parse according to your own understanding.
If you want - in native python format using pickle.
If you want - in binary form and read either byte by byte - or data structures through struct ...
And many more options - complete freedom of choice.