Basic script for eyeballing pytest-mpl failures

compare_pytest_mpl_fails.py

import argparse
import pathlib
import subprocess as sp


parser = argparse.ArgumentParser(
    description='Compare failed image comparisons from pytest-mpl')
parser.add_argument("path", type=pathlib.Path, help="Directory path")
args = parser.parse_args()

path = pathlib.Path(args.path)

for subpath in path.glob('*'):
    if subpath.is_dir():
        fail_diff = subpath / 'result-failed-diff.png'
        if not fail_diff.exists():
            continue

        baseline = subpath / 'baseline.png'
        result = subpath / 'result.png'

        print(subpath)
        processes = []
        processes.append(sp.Popen(['eog', '-n', baseline, result]))
        processes.append(sp.Popen(['eog', '-n', fail_diff]))

        for process in processes:
            process.wait()