#!/usr/bin/env python3

# Filter output by pyflakes to control which warnings we check

import re

import sys

lines = []

for line in sys.stdin:

    # We blacklist tests that are too noisy for us

    pats = [

        r"undefined name 'WindowsError'",

        r"redefinition of unused '[^']+' from line",

        # for cffi, allow re-exports from pure.*

        r"cffi/[^:]*:.*\bimport \*' used",

        r"cffi/[^:]*:.*\*' imported but unused",

    ]

    keep = True

    for pat in pats:

        if re.search(pat, line):

            keep = False

            break  # pattern matches

    if keep:

        fn = line.split(':', 1)[0]

        with open(fn, 'rb') as f:

            data = f.read()

        if b'no-' b'check-code' in data:

            continue

        lines.append(line)

for line in lines:

    sys.stdout.write(line)

print()