def check(self, files_or_modules):
"""main checking entry: check a list of files or modules from their name.
files_or_modules is either a string or list of strings presenting modules to check.
"""
self.initialize()
if not isinstance(files_or_modules, (list, tuple)):
files_or_modules = (files_or_modules, )
if self.config.from_stdin:
if len(files_or_modules) != 1:
raise exceptions.InvalidArgsError(
"Missing filename required for --from-stdin")
filepath = files_or_modules[0]
with fix_import_path(files_or_modules):
self._check_files(
functools.partial(self.get_ast, data=_read_stdin()),
[self._get_file_descr_from_stdin(filepath)],
)
elif self.config.jobs == 1:
with fix_import_path(files_or_modules):
self._check_files(self.get_ast,
self._iterate_file_descrs(files_or_modules))
else:
check_parallel(
self,
self.config.jobs,
self._iterate_file_descrs(files_or_modules),
files_or_modules,
)
def run(self, args):
"""checking arguments and run project"""
if not args:
print(self.help())
return 1
with fix_import_path(args):
project = project_from_files(
args,
project_name=self.config.project,
black_list=self.config.ignore_list,
)
linker = Linker(project, tag=True)
handler = DiadefsHandler(self.config)
diadefs = handler.get_diadefs(project, linker)
writer.DiagramWriter(self.config).write(diadefs)
return 0
def test_import_sibling_module_from_namespace(
initialized_linter: PyLinter) -> None:
"""If the parent directory above `namespace` is on sys.path, ensure that
modules under `namespace` can import each other without raising `import-error`."""
linter = initialized_linter
with tempdir() as tmpdir:
create_files(["namespace/submodule1.py", "namespace/submodule2.py"])
second_path = Path("namespace/submodule2.py")
with open(second_path, "w", encoding="utf-8") as f:
f.write("""\"\"\"This module imports submodule1.\"\"\"
import submodule1
print(submodule1)
""")
os.chdir("namespace")
# Add the parent directory to sys.path
with fix_import_path([tmpdir]):
linter.check(["submodule2.py"])
assert not linter.stats.by_msg