filter_tsv.py

#!/usr/bin/env python3 -u
# Copyright (c) Facebook, Inc. and its affiliates.
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.

import os
import argparse
import sys


parser = argparse.ArgumentParser()
parser.add_argument("--tsv", required=True, type=str)
parser.add_argument("--no-skip", action="store_true")
parser.add_argument("--keep", action="store_true")
params = parser.parse_args()


def get_fname(line):
    p = os.path.basename(line.split("\t")[0])
    p = os.path.splitext(p)[0]
    return p


# filenames to exclude
seen = set()
with open(params.tsv) as f:
    if not params.no_skip:
        root = next(f).rstrip()
    for line in f:
        seen.add(get_fname(line))

for i, line in enumerate(sys.stdin):
    exists = get_fname(line) in seen
    keep = (exists and params.keep) or (not exists and not params.keep)
    if i == 0 or keep:
        print(line, end="")