def build_dependencies(self) -> "Dependencies":
"""
Return `Dependencies` instance containing the build dependencies available on this Package.
The ``Package`` class should provide access to the full dependency tree.
.. code:: python
>>> owned_package.build_dependencies['zeppelin']
<ZeppelinPackage>
"""
validate_build_dependencies_are_present(self.manifest)
dependencies = self.manifest["build_dependencies"]
dependency_packages = {}
for name, uri in dependencies.items():
try:
validate_build_dependency(name, uri)
dependency_package = Package.from_uri(uri, self.w3)
except PyEthPMError as e:
raise FailureToFetchIPFSAssetsError(
f"Failed to retrieve build dependency: {name} from URI: {uri}.\n"
f"Got error: {e}.")
else:
dependency_packages[name] = dependency_package
return Dependencies(dependency_packages)
def test_get_build_dependencies_invalidates(name, uri):
with pytest.raises(EthPMValidationError):
validate_build_dependency(name, uri)
def test_validate_build_dependencies(dummy_ipfs_backend):
result = validate_build_dependency(
"standard-token",
"ipfs://QmVu9zuza5mkJwwcFdh2SXBugm1oSgZVuEKkph9XLsbUwg")
assert result is None