auto_code_runner.py

# Runs the last-modified script (if its format is a runner_map key) found in search_dir.

import os
import subprocess

search_dir = "/home/tomo/Documents"
runner_map = {"py": lambda path: os.system(f"time python -u '{path}'"),
              "hs": lambda path: os.system(f"time runghc '{path}'"),}

fmt_regex = r".*\.\(" +  r"\|".join(runner_map.keys()) + r"\)"
find_cmd = ["find", search_dir, "-regex", fmt_regex]
path_list = subprocess.run(find_cmd, stdout=subprocess.PIPE).stdout.decode('utf-8').split("\n")[:-1]
path, fmt = sorted([(os.path.getmtime(path), path, path.split(".")[-1]) for path in path_list])[-1][1:]

if path != os.path.abspath(__file__): runner_map[fmt](path)