Find Top 10 longest functions in your source folder

the_longest_function.py

import os
import re

def find_functions(file_path):
    """
    Extracts functions and their line counts from a given Python file.
    """
    with open(file_path, 'r') as file:
        lines = file.readlines()

    current_func = None
    indent_level = None
    total_lines = 0

    for line in lines:
        stripped_line = line.lstrip()
        indent = len(line) - len(stripped_line)

        if current_func and stripped_line and indent <= indent_level:
            yield (file_path, current_func, total_lines)
            current_func = None

        if not current_func and stripped_line.startswith("def "):
            current_func = stripped_line.split("(")[0][4:]
            indent_level = indent
            total_lines = 1
        elif current_func:
            if not stripped_line:
                pass
            total_lines += 1

    if current_func:
        yield (file_path, current_func, total_lines)


def find_largest_function_in_directory(directory):
    largest_function = None
    largest_line_count = 0
    largest_function_file = ""
    all_functions = []

    for root, _, files in os.walk(directory):
        for file in files:
            if file.endswith(".py"):
                file_path = os.path.join(root, file)
                functions = find_functions(file_path)
                all_functions += list(find_functions(file_path))

    return sorted(all_functions, key=lambda a: a[-1], reverse=True)[:10]

from pprint import pprint
pprint(find_largest_function_in_directory('django/django'))