Any check to see if the code written is in python 2.7 or 3 and above?

Question

I have a buggy long python project that I am trying to debug. Its messy and undocumented. I am familiar with python2.7. There are no binaries in this project. The straight f

Answer 1

Attempt to compile it. If the script uses syntax specific to a version then the compilation will fail.

$ python2 -m py_compile foo.py
$ python3 -m py_compile foo.py