def initialize_options(self):
        """Sets the defaults for the command options."""
        self.source_dir = None
        self.proto_root_path = None
        self.extra_proto_paths = []
        self.output_dir = '.'
        self.proto_files = None
        self.recurse = True
        self.protoc = None
Sets the defaults for the command options.
deps/protobuf/python/protobuf_distutils/protobuf_distutils/generate_py_protobufs.py