How to use the steam.utils.proto.proto_fill_from_dict function in steam

def test_proto_fill_from_dict__func_generator(self):
        def number_gen():
            yield 1
            yield 2
            yield 3

        utp.proto_fill_from_dict(self.msg, {'list_number32': number_gen()})
        self.assertEqual(self.msg.list_number32, [1,2,3])

def test_proto_fill_from_dict__generator(self):
        utp.proto_fill_from_dict(self.msg, {'list_number32': (x for x in [1,2,3])})
        self.assertEqual(self.msg.list_number32, [1,2,3])

def test_proto_fill_from_dict__dict_filter(self):
        utp.proto_fill_from_dict(self.msg, {'messages': filter(lambda x: True, [{'text': 'one'}, {'text': 'two'}])})
        self.assertEqual(len(self.msg.messages), 2)
        self.assertEqual(self.msg.messages[0].text, 'one')
        self.assertEqual(self.msg.messages[1].text, 'two')

def test_proto_from_dict_merge_dict(self):
        self.msg.messages.add(text='one')
        self.msg.messages.add(text='two')

        utp.proto_fill_from_dict(self.msg, {'messages': [{'text': 'three'}]}, clear=False)

        self.assertEqual(len(self.msg.messages), 1)
        self.assertEqual(self.msg.messages[0].text, 'three')

def test_proto_from_dict_to_dict(self):
        DATA = {'buffers': [
                  {'data': b'some data',        'flags': [{'flag': True}, {'flag': False}, {'flag': False}]},
                  {'data': b'\x01\x02\x03\x04', 'flags': [{'flag': False}, {'flag': True}, {'flag': True}]}
                  ],
                'list_number32': [4,16,64,256,1024,4096,16384,65536,262144,1048576,4194304,16777216,67108864,268435456,1073741824],
                'list_number64': [4,64,1024,16384,262144,1125899906842624,18014398509481984,288230376151711744,4611686018427387904],
                'messages': [{'text': 'test string'}, {'text': 'another one'}, {'text': 'third'}],
                'number32': 16777216,
                'number64': 72057594037927936
                }

        utp.proto_fill_from_dict(self.msg, DATA)

        RESULT = utp.proto_to_dict(self.msg)

        self.assertEqual(DATA, RESULT)

def test_proto_from_dict__list_insteadof_dict(self):
        with self.assertRaises(TypeError):
            utp.proto_fill_from_dict(self.msg, {'messages': [1,2,3]})

def test_proto_fill_from_dict__dict_generator(self):
        utp.proto_fill_from_dict(self.msg, {'messages': (x for x in [{'text': 'one'}, {'text': 'two'}])})
        self.assertEqual(len(self.msg.messages), 2)
        self.assertEqual(self.msg.messages[0].text, 'one')
        self.assertEqual(self.msg.messages[1].text, 'two')

def _send(self, emsg, data={}, proto=None, jobid=None):
        if not isinstance(data, dict):
            raise ValueError("data kwarg can only be a dict")

        if proto is None:
            proto = find_proto(emsg)

        if not issubclass(proto, google.protobuf.message.Message):
            raise ValueError("Unable to find proto for emsg, or proto kwarg is invalid")

        message = proto()
        proto_fill_from_dict(message, data)

        header = GCMsgHdrProto(emsg)

        if jobid is not None:
            header.proto.job_id_source = jobid

        if self.verbose_debug:
            str_message = ''
            str_header = str(header)
            str_body = str(message)

            if str_header:
                str_message += "-- header ---------\n%s\n" % str_header
            if str_body:
                str_message += "-- message --------\n%s\n" % str_body

def _send(self, emsg, data={}, proto=None, jobid=None):
        if not isinstance(data, dict):
            raise ValueError("data kwarg can only be a dict")

        if proto is None:
            proto = find_proto(emsg)

        if proto is None or not issubclass(proto, google.protobuf.message.Message):
            raise ValueError("Unable to find proto for emsg, or proto kwarg is invalid")

        message = proto()
        proto_fill_from_dict(message, data)

        header = GCMsgHdrProto(emsg)

        if jobid is not None:
            header.proto.job_id_source = jobid

        if self.verbose_debug:
            str_message = ''
            str_header = str(header)
            str_body = str(message)

            if str_header:
                str_message += "-- header ---------\n%s\n" % str_header
            if str_body:
                str_message += "-- message --------\n%s\n" % str_body