jbradberry

from collections import defaultdict
from pathlib import Path
import re
import subprocess


changed_files = subprocess.check_output("git diff-tree --no-commit-id --name-status -r HEAD", shell=True)
changed_status = [line.split('\t') for line in changed_files.decode('utf-8').rstrip('\n').split('\n')]
changed_migrations = {fname for status, fname in changed_status
                      if '/migrations/' in fname and Path(fname).name[0].isdigit() and status != 'D'}