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pantsbuild / pants / 26751910360

01 Jun 2026 11:24AM UTC coverage: 52.046% (-40.7%) from 92.792%
26751910360

Pull #23395

github

web-flow
Merge 41608d741 into c8127c1f4
Pull Request #23395: Bump the gha-deps group with 8 updates

31994 of 61473 relevant lines covered (52.05%)

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25.0
/src/python/pants/util/requirements.py
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# Copyright 2023 Pants project contributors (see CONTRIBUTORS.md).
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# Licensed under the Apache License, Version 2.0 (see LICENSE).
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from collections.abc import Iterator
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from pants.util.pip_requirement import PipRequirement
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def parse_requirements_file(content: str, *, rel_path: str) -> Iterator[PipRequirement]:
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    """Parse all `PipRequirement` objects from a requirements.txt-style file.
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    This will safely ignore any options starting with `--` and will ignore comments. Any pip-style
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    VCS requirements will fail, with a helpful error message describing how to use PEP 440.
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    """
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    for i, line in enumerate(content.splitlines(), start=1):
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        line, _, _ = line.partition("--")
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        line = line.strip().rstrip("\\")
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        if not line or line.startswith(("#", "-")):
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            continue
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        # Strip comments which are otherwise on a valid requirement line.
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        comment_pos = line.find("#")
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        if comment_pos != -1:
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            line = line[0:comment_pos].strip()
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        yield PipRequirement.parse(line, description_of_origin=f"{rel_path} at line {i}")
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