async def flake8_lint_partition(
partition: Flake8Partition,
flake8: Flake8,
python_setup: PythonSetup,
subprocess_encoding_environment: SubprocessEncodingEnvironment,
) -> LintResult:
requirements_pex_request = Get[Pex](PexRequest(
output_filename="flake8.pex",
requirements=PexRequirements(flake8.get_requirement_specs()),
interpreter_constraints=(partition.interpreter_constraints
or PexInterpreterConstraints(
flake8.default_interpreter_constraints)),
entry_point=flake8.get_entry_point(),
))
config_path: Optional[str] = flake8.options.config
config_snapshot_request = Get[Snapshot](PathGlobs(
globs=[config_path] if config_path else [],
glob_match_error_behavior=GlobMatchErrorBehavior.error,
description_of_origin="the option `--flake8-config`",
))
all_source_files_request = Get[SourceFiles](AllSourceFilesRequest(
field_set.sources for field_set in partition.field_sets))
specified_source_files_request = Get[SourceFiles](
SpecifiedSourceFilesRequest((field_set.sources, field_set.origin)
for field_set in partition.field_sets))
requirements_pex, config_snapshot, all_source_files, specified_source_files = cast(
Tuple[Pex, Snapshot, SourceFiles, SourceFiles],
await MultiGet([
requirements_pex_request,
config_snapshot_request,
all_source_files_request,
specified_source_files_request,
]),
)
input_digest = await Get[Digest](MergeDigests(
(all_source_files.snapshot.digest, requirements_pex.digest,
config_snapshot.digest)))
address_references = ", ".join(
sorted(field_set.address.reference()
for field_set in partition.field_sets))
process = requirements_pex.create_process(
python_setup=python_setup,
subprocess_encoding_environment=subprocess_encoding_environment,
pex_path="./flake8.pex",
pex_args=generate_args(specified_source_files=specified_source_files,
flake8=flake8),
input_digest=input_digest,
description=
(f"Run Flake8 on {pluralize(len(partition.field_sets), 'target')}: {address_references}."
),
)
result = await Get[FallibleProcessResult](Process, process)
return LintResult.from_fallible_process_result(result,
linter_name="Flake8")
async def flake8_lint(
configs: Flake8Configurations,
flake8: Flake8,
python_setup: PythonSetup,
subprocess_encoding_environment: SubprocessEncodingEnvironment,
) -> LintResult:
if flake8.options.skip:
return LintResult.noop()
# NB: Flake8 output depends upon which Python interpreter version it's run with. We ensure that
# each target runs with its own interpreter constraints. See
# http://flake8.pycqa.org/en/latest/user/invocation.html.
interpreter_constraints = PexInterpreterConstraints.create_from_compatibility_fields(
(config.compatibility for config in configs), python_setup)
requirements_pex = await Get[Pex](PexRequest(
output_filename="flake8.pex",
requirements=PexRequirements(flake8.get_requirement_specs()),
interpreter_constraints=interpreter_constraints,
entry_point=flake8.get_entry_point(),
))
config_path: Optional[str] = flake8.options.config
config_snapshot = await Get[Snapshot](PathGlobs(
globs=tuple([config_path] if config_path else []),
glob_match_error_behavior=GlobMatchErrorBehavior.error,
description_of_origin="the option `--flake8-config`",
))
all_source_files = await Get[SourceFiles](AllSourceFilesRequest(
config.sources for config in configs))
specified_source_files = await Get[SourceFiles](
SpecifiedSourceFilesRequest(
(config.sources, config.origin) for config in configs))
merged_input_files = await Get[Digest](DirectoriesToMerge(directories=(
all_source_files.snapshot.directory_digest,
requirements_pex.directory_digest,
config_snapshot.directory_digest,
)), )
address_references = ", ".join(
sorted(config.address.reference() for config in configs))
process = requirements_pex.create_process(
python_setup=python_setup,
subprocess_encoding_environment=subprocess_encoding_environment,
pex_path=f"./flake8.pex",
pex_args=generate_args(specified_source_files=specified_source_files,
flake8=flake8),
input_files=merged_input_files,
description=
f"Run Flake8 on {pluralize(len(configs), 'target')}: {address_references}.",
)
result = await Get[FallibleProcessResult](Process, process)
return LintResult.from_fallible_process_result(result)
async def lint(
wrapped_target: Flake8Target,
flake8: Flake8,
python_setup: PythonSetup,
subprocess_encoding_environment: SubprocessEncodingEnvironment,
) -> LintResult:
if flake8.options.skip:
return LintResult.noop()
target = wrapped_target.target
# NB: Flake8 output depends upon which Python interpreter version it's run with. We ensure that
# each target runs with its own interpreter constraints. See
# http://flake8.pycqa.org/en/latest/user/invocation.html.
interpreter_constraints = PexInterpreterConstraints.create_from_adaptors(
adaptors=[target] if isinstance(target, PythonTargetAdaptor) else [],
python_setup=python_setup
)
config_path: Optional[str] = flake8.options.config
config_snapshot = await Get[Snapshot](
PathGlobs(include=tuple([config_path] if config_path else []))
)
requirements_pex = await Get[Pex](
CreatePex(
output_filename="flake8.pex",
requirements=PexRequirements(requirements=tuple(flake8.get_requirement_specs())),
interpreter_constraints=interpreter_constraints,
entry_point=flake8.get_entry_point(),
)
)
merged_input_files = await Get[Digest](
DirectoriesToMerge(
directories=(
target.sources.snapshot.directory_digest,
requirements_pex.directory_digest,
config_snapshot.directory_digest,
)
),
)
request = requirements_pex.create_execute_request(
python_setup=python_setup,
subprocess_encoding_environment=subprocess_encoding_environment,
pex_path=f'./flake8.pex',
pex_args=generate_args(wrapped_target, flake8),
input_files=merged_input_files,
description=f'Run Flake8 for {target.address.reference()}',
)
result = await Get[FallibleExecuteProcessResult](ExecuteProcessRequest, request)
return LintResult.from_fallible_execute_process_result(result)