Created
February 25, 2022 15:33
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| #!/usr/bin/env python | |
| import os | |
| import re | |
| import sys | |
| import argparse | |
| from pybtex.database.input import bibtex | |
| from pybtex.database import BibliographyData | |
| def arg_is_file(path): | |
| try: | |
| if not os.path.isfile(path): | |
| raise | |
| except: | |
| msg = '{0!r} is not a file'.format(path) | |
| raise argparse.ArgumentTypeError(msg) | |
| return path | |
| def main(): | |
| import argparse | |
| parser = argparse.ArgumentParser( | |
| formatter_class = argparse.ArgumentDefaultsHelpFormatter) | |
| parser.add_argument('bib_path', | |
| metavar = 'BIB_PATH', | |
| type = arg_is_file, | |
| help = ('Path to bibtex-formatted file.')) | |
| args = parser.parse_args() | |
| bib_parser = bibtex.Parser() | |
| bib_data = bib_parser.parse_file(args.bib_path) | |
| keywords = sum([re.split(r"\s*,\s*", keyword.strip()) for keyword in sys.stdin], []) | |
| filtered_bib_data = BibliographyData() | |
| for key, entry in bib_data.entries.items(): | |
| if key in keywords: | |
| filtered_bib_data.add_entry(entry.key, entry) | |
| s = filtered_bib_data.to_string("bibtex") | |
| s = s.replace("= \"", "= {") | |
| s = s.replace("\",\n", "},\n") | |
| s = s.replace("\"\n", "}\n") | |
| sys.stdout.write(s) | |
| if __name__ == '__main__': | |
| main() |
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