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pantsbuild / pants / 23068140808

13 Mar 2026 07:56PM UTC coverage: 52.677% (-40.3%) from 92.932%
23068140808

Pull #23170

github

web-flow
Merge e8ca01cfa into f07276df6
Pull Request #23170: Debug reapi test cache misses

31687 of 60153 relevant lines covered (52.68%)

1.05 hits per line

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72.0
/src/python/pants/backend/docker/util_rules/docker_build_args.py
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# Copyright 2021 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 __future__ import annotations
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from dataclasses import dataclass
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from pants.backend.docker.subsystems.docker_options import DockerOptions
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from pants.backend.docker.target_types import DockerImageBuildArgsField
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from pants.backend.docker.utils import KeyValueSequenceUtil
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from pants.engine.rules import collect_rules, rule
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from pants.engine.target import Target
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class DockerBuildArgs(KeyValueSequenceUtil):
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    """Collection of arguments to pass to a Docker build."""
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    def nonempty(self) -> dict[str, str]:
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        return {k: v for k, v in self.to_dict().items() if v}
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    def with_overrides(self, overrides: DockerBuildArgs) -> DockerBuildArgs:
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        """Override the values in this collection.
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        Will not extend with keys in overrides which do not exist in this collection.
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        """
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        overrides_dict = overrides.to_dict()
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        return DockerBuildArgs.from_dict(
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            {k: overrides_dict.get(k, v) for k, v in self.to_dict().items()}
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        )
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    def extended(self, more: DockerBuildArgs | list[str]) -> DockerBuildArgs:
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        """Create a new DockerBuildArgs out of this and a list of strs to add."""
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        if isinstance(more, DockerBuildArgs):
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            return DockerBuildArgs.from_strings(*self, *more)
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        else:
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            return DockerBuildArgs.from_strings(*self, *more)
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@dataclass(frozen=True)
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class DockerBuildArgsRequest:
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    target: Target
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@rule
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async def docker_build_args(
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    request: DockerBuildArgsRequest, docker_options: DockerOptions
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) -> DockerBuildArgs:
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    return DockerBuildArgs.from_strings(
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        *docker_options.build_args,
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        *(request.target.get(DockerImageBuildArgsField).value or ()),
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    )
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def rules():
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    return collect_rules()
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