files_len.py

# run the folder (recursively) finds all files of the provided extension
# or all files.
# Counts number of lines in each file.
# prints put the top 10 bigest files, by number of lines
# require python ver.: 3.9+

from pathlib import Path

def all_files(path=".", extention=None):
    _ext = "**/*"
    if extention is not None:
        extention = extention.removeprefix(".")
        _ext = f"**/*.{extention}"
    for file in Path(path).glob(_ext):
        if file.is_file():
            yield file.resolve()


def top_longest(top=10, path=".", extention=None):
    top_files = {}
    for file in all_files(path=path, extention=extention):
        with open(file, "r", errors='ignore') as f:
            _len = len(f.readlines())
            file_name = f.name
            try:
                top_files[_len].append(file_name)
            except KeyError:
                top_files[_len] = []
                top_files[_len].append(file_name)
    for _to in sorted(top_files.items(), reverse=True)[:top]:
        print(_to)

if __name__ == "__main__":
    top_longest()