Henry Schreiner
db2d59be22
* chore: use kw_only (Python 3.10+) on many dataclasses Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com> * fix: expose windows file to type checker Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com> --------- Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>
69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
import dataclasses
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import shlex
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import typing
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from collections.abc import Sequence
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from typing import Literal, Self, get_args
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from .logger import log
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from .util.helpers import parse_key_value_string
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BuildFrontendName = Literal["pip", "build", "build[uv]"]
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@dataclasses.dataclass(frozen=True)
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class BuildFrontendConfig:
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name: BuildFrontendName
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args: Sequence[str] = ()
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@classmethod
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def from_config_string(cls, config_string: str) -> Self:
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config_dict = parse_key_value_string(config_string, ["name"], ["args"])
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name = " ".join(config_dict["name"])
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if name not in get_args(BuildFrontendName):
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names = ", ".join(repr(n) for n in get_args(BuildFrontendName))
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msg = f"Unrecognised build frontend {name!r}, must be one of {names}"
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raise ValueError(msg)
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name = typing.cast(BuildFrontendName, name)
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args = config_dict.get("args") or []
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return cls(name=name, args=args)
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def options_summary(self) -> str | dict[str, str]:
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if not self.args:
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return self.name
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else:
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return {"name": self.name, "args": repr(self.args)}
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def _get_verbosity_flags(level: int, frontend: BuildFrontendName) -> list[str]:
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if level < 0:
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if frontend == "pip":
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return ["-" + -level * "q"]
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msg = f"build_verbosity {level} is not supported for {frontend} frontend. Ignoring."
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log.warning(msg)
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if level > 0:
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if frontend == "pip":
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return ["-" + level * "v"]
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if level > 1:
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return ["-" + (level - 1) * "v"]
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return []
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def _split_config_settings(config_settings: str) -> list[str]:
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config_settings_list = shlex.split(config_settings)
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return [f"-C{setting}" for setting in config_settings_list]
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def get_build_frontend_extra_flags(
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build_frontend: BuildFrontendConfig, verbosity_level: int, config_settings: str
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) -> list[str]:
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return [
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*_split_config_settings(config_settings),
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*build_frontend.args,
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*_get_verbosity_flags(verbosity_level, build_frontend.name),
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]
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