def __init__(self, collection, vault, name, version):
self.vault = vault<EOL>self.name = name<EOL>self.collection = collection<EOL>self.version = version or KeyVaultId.version_none<EOL>
:param collection: The resource collection type.
:type collection: str
:param vault: The vault URI.
:type vault: str
:param name: The resource name.
:type name: str
:param version: The resource version.
:type version: str