def parse_registry_uri(uri: str) -> RegistryURI:
"""
Validate and return (authority, pkg name, version) from a valid registry URI
"""
validate_registry_uri(uri)
parsed_uri = parse.urlparse(uri)
authority = parsed_uri.netloc
pkg_name = parsed_uri.path.strip("/")
pkg_version = parsed_uri.query.lstrip("version=").strip("/")
return RegistryURI(authority, pkg_name, pkg_version)
def from_registry(cls, registry_uri: str, w3: Web3) -> "Package":
"""
Instantiate a Package object from a valid Registry URI.
--
Requires a web3 object connected to the chain the registry lives on.
"""
validate_registry_uri(registry_uri)
manifest_uri = lookup_manifest_uri_located_at_registry_uri(registry_uri, w3)
manifest_data = get_manifest_from_content_addressed_uri(manifest_uri)
return cls(manifest_data, w3)
def test_is_registry_uri_validates(uri):
assert validate_registry_uri(uri) is None
def test_is_registry_uri_raises_exception_for_invalid_uris(uri):
with pytest.raises(UriNotSupportedError):
validate_registry_uri(uri)
def test_is_registry_uri_raises_exception_for_invalid_uris(uri):
with pytest.raises(ValidationError):
validate_registry_uri(uri)