diff --git a/python/google/protobuf/internal/encoder.py b/python/google/protobuf/internal/encoder.py index f8c363905d..ebec42e530 100755 --- a/python/google/protobuf/internal/encoder.py +++ b/python/google/protobuf/internal/encoder.py @@ -819,7 +819,7 @@ def MapEncoder(field_descriptor): encode_message = MessageEncoder(field_descriptor.number, False, False) def EncodeField(write, value, deterministic): - value_keys = sorted(value.iterkeys()) if deterministic else value.iterkeys() + value_keys = sorted(value.keys()) if deterministic else value.keys() for key in value_keys: entry_msg = message_type._concrete_class(key=key, value=value[key]) encode_message(write, entry_msg, deterministic)