import os
import re
from packaging.version import parse

import pandas

os.chdir('/home/anton/Bot/coding/black')

versions = !git tag
del versions[-1]
versions = list(map(str, sorted(parse(v) for v in versions)))

stats = []
for version in versions:
    print(version, flush=True)
    _ = !git checkout $version
    _ = !python black.py scipy
    stat = !git -C scipy diff --shortstat
    stats += stat or ['0 0 0']
    print(stat, flush=True)
    _ = !git -C scipy add -A
    print('', flush=True)

data = pandas.DataFrame([[int(i) for i in re.findall('\d+', stat)] for stat in stats], index=versions)
data.columns = ['files changed', 'additions', 'deletions']