Find missing python packages

find_missing_packages

#!/usr/bin/env python

import os
import importlib

for fn in os.listdir():
    if fn.endswith(".py"):
        with open(fn, 'r') as f: 
            for line in f:
                if "import" in line:
                    if "from" in line:
                        modulelist = line.strip().split("from")[1].split("import")[0].strip()
                    else:
                        modulelist = line.strip().split("import")[1].strip()
                    print(modulelist)
                    for module in modulelist.split(","):
                        try:
                            m = module.strip()
                            importlib.import_module(m)
                        except Exception as e:
                            print(m, "not installed")