structure saas with tools

.venv/lib/python3.10/site-packages/proto/marshal/rules/wrappers.py

@@ -0,0 +1,84 @@
+# Copyright 2018 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from google.protobuf import wrappers_pb2
+
+
+class WrapperRule:
+    """A marshal for converting the protobuf wrapper classes to Python.
+
+    This class converts between ``google.protobuf.BoolValue``,
+    ``google.protobuf.StringValue``, and their siblings to the appropriate
+    Python equivalents.
+
+    These are effectively similar to the protobuf primitives except
+    that None becomes a possible value.
+    """
+
+    def to_python(self, value, *, absent: bool = None):
+        if isinstance(value, self._proto_type):
+            if absent:
+                return None
+            return value.value
+        return value
+
+    def to_proto(self, value):
+        if isinstance(value, self._python_type):
+            return self._proto_type(value=value)
+        return value
+
+
+class DoubleValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.DoubleValue
+    _python_type = float
+
+
+class FloatValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.FloatValue
+    _python_type = float
+
+
+class Int64ValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.Int64Value
+    _python_type = int
+
+
+class UInt64ValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.UInt64Value
+    _python_type = int
+
+
+class Int32ValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.Int32Value
+    _python_type = int
+
+
+class UInt32ValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.UInt32Value
+    _python_type = int
+
+
+class BoolValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.BoolValue
+    _python_type = bool
+
+
+class StringValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.StringValue
+    _python_type = str
+
+
+class BytesValueRule(WrapperRule):
+    _proto_type = wrappers_pb2.BytesValue
+    _python_type = bytes