def test_serialization_and_deserialization_leads_to_identity(
dependency_graph: DependencyGraph, ):
assert DependencyGraph.deserialize(
dependency_graph.serialize()) == dependency_graph
def _read_dependency_graph(self) -> DependencyGraph:
with open(self._dependency_graph_output_path()) as f:
return DependencyGraph.deserialize(f.read())
def main(
version: str,
verbose: int,
quiet: int,
nix_shell: Optional[str],
nix_path: List[str],
basename: str,
extra_build_inputs: List[str],
emit_extra_build_inputs: bool,
extra_env: str,
enable_tests: bool,
python_version_argument: str,
requirements: List[str],
editable: List[str],
setup_requires: List[str],
overrides: List[NetworkFile],
default_overrides: bool,
wheels_cache: List[str],
build_directory: Optional[str],
dependency_graph_output: Optional[str],
dependency_graph_input: Optional[NetworkFile],
) -> None:
overrides_list: List[Overrides] = []
if version:
click.echo(pypi2nix_version)
exit(0)
verbosity = verbosity_from_int(verbose - quiet + DEFAULT_VERBOSITY)
nix_executable_directory: Optional[str]
if nix_shell is None:
nix_executable_directory = None
else:
if not os.path.isfile(nix_shell):
raise click.exceptions.UsageError(
f"Specified `nix-shell` executable `{nix_shell}` does not exist."
)
else:
nix_executable_directory = os.path.dirname(
os.path.abspath(nix_shell))
overrides_list += [
OverridesNetworkFile(network_file) for network_file in overrides
]
if default_overrides:
overrides_list += tuple([
OverridesGithub(
owner="nix-community",
repo="pypi2nix-overrides",
path="overrides.nix",
)
])
python_version = getattr(PythonVersion, python_version_argument, None)
if python_version is None:
raise click.exceptions.UsageError(
f"Python version `{python_version_argument}` not available")
project_directory_context: ProjectDirectory = (
TemporaryProjectDirectory() if build_directory is None else
PersistentProjectDirectory(path=build_directory))
if dependency_graph_input:
dependency_graph = DependencyGraph.deserialize(
dependency_graph_input.fetch())
else:
dependency_graph = DependencyGraph()
with project_directory_context as _project_directory:
configuration = ApplicationConfiguration(
emit_extra_build_inputs=emit_extra_build_inputs,
enable_tests=enable_tests,
extra_build_inputs=args_as_list(extra_build_inputs),
extra_environment=extra_env,
nix_executable_directory=nix_executable_directory,
nix_path=nix_path,
output_basename=basename,
overrides=overrides_list,
python_version=python_version,
requirement_files=requirements,
requirements=editable,
setup_requirements=setup_requires,
verbosity=verbosity,
wheels_caches=wheels_cache,
project_directory=_project_directory,
target_directory=os.getcwd(),
dependency_graph_output_location=Path(dependency_graph_output)
if dependency_graph_output else None,
dependency_graph_input=dependency_graph,
)
Pypi2nix(configuration).run()