🎨 refactor composite message type

Author: GuangTianLi

.coveragerc

@@ -1,2 +1,4 @@
 [run]
 source = grpcalchemy
+omit =
+    grpcalchemy/types.py

.github/workflows/python-package-test.yml

@@ -47,7 +47,7 @@ jobs:
     runs-on: windows-latest
     strategy:
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.6, 3.7, 3.8, 3.9]
 
     steps:
     - uses: actions/checkout@v2

HISTORY.rst

@@ -5,6 +5,8 @@ History
 0.7.*(2021-03-20)
 --------------------
 
+* Remove Default Feature in Message
+* Refactor Composite Message Type
 * Support gRPC with xDS
 * Add `PROTO_AUTO_GENERATED` setting to make runtime proto generation optional
 

docs/conf.py

@@ -15,7 +15,7 @@
 # relative to the documentation root, use os.path.abspath to make it
 # absolute, like shown here.
 #
-
+import datetime
 import os
 import sys
 sys.path.insert(0, os.path.abspath('..'))
@@ -44,8 +44,8 @@
 
 # General information about the project.
 project = "gRPCAlchemy"
-copyright = "2018, GuangTian Li"
-author = "GuangTian Li"
+copyright = f"{datetime.datetime.now().year}, GuangTianLi"
+author = "GuangTianLi"
 
 # The version info for the project you're documenting, acts as replacement
 # for |version| and |release|, also used in various other places throughout

docs/usage.rst

@@ -99,11 +99,11 @@ within the post. Let's take a look at the code of our modified :class:`Post` cla
 .. code-block:: python
 
     from typing import List
-    from grpcalchemy.orm import Message
+    from grpcalchemy.orm import Message, Repeated
     class Post(Message):
         title: str
         author: User
-        tags: List[str]
+        tags: Repeated[str]
 
 The :class:`~grpcalchemy.orm.ListField` object that is used to define a Post's tags
 takes a field object as its first argument --- this means that you can have
@@ -130,12 +130,12 @@ We can then define a list of comment documents in our post message:
 .. code-block:: python
 
     from typing import List
-    from grpcalchemy.orm import Message
+    from grpcalchemy.orm import Message, Repeated
     class Post(Message):
         title: str
         author: User
-        tags: List[str]
-        comments: List[Comment]
+        tags: Repeated[str]
+        comments: Repeated[Comment]
 
 Defining our gRPC Method
 ===================================
@@ -167,7 +167,7 @@ Using Iterator to define Stream gRPC Method:
                 pass
             return HelloMessage(text=f'Hello {r.text}')
 
-        @StreamStream
+        @grpcmethod
         def StreamStream(self, request: Iterator[HelloMessage], context: Context) -> Iterator[HelloMessage]:
             for r in request:
                 yield HelloMessage(text=f'Hello {r.text}')

grpcalchemy/__init__.py

@@ -9,8 +9,8 @@
 __email__ = "[email protected]"
 __version__ = "0.7.2"
 
-__all__ = ["Blueprint", "Context", "grpcmethod", "DefaultConfig", "Server"]
+__all__ = ["Blueprint", "Context", "grpcmethod", "DefaultConfig", "Server", "Streaming"]
 
-from .blueprint import Blueprint, Context, grpcmethod
+from .blueprint import Blueprint, Context, grpcmethod, Streaming
 from .config import DefaultConfig
 from .server import Server

grpcalchemy/blueprint.py

@@ -21,6 +21,7 @@
 
 from .meta import ServiceMeta, __meta__
 from .orm import Message
+from .types import Streaming
 
 if TYPE_CHECKING:  # pragma: no cover
     from .server import Server
@@ -280,13 +281,13 @@ def _validate_rpc_method(
 
         request_origin = getattr(request_type, "__origin__", None)
         if request_origin:
-            if issubclass(request_origin, Iterable):
+            if issubclass(request_origin, Streaming):
                 request_type = request_type.__args__[0]
                 request_streaming = True
 
         response_origin = getattr(response_type, "__origin__", None)
         if response_origin:
-            if issubclass(response_origin, Iterable):
+            if issubclass(response_origin, Streaming):
                 response_type = response_type.__args__[0]
                 response_streaming = True
         if all(

grpcalchemy/config.py

@@ -51,7 +51,3 @@ class DefaultConfig(BaseConfig):
     #: If set to true, retrieves server configuration via xDS. This is an
     #: EXPERIMENTAL option. Only for grpcio >= 1.36.0
     GRPC_XDS_SUPPORT = False
-
-    #: If set to true, retrieves server configuration via xDS. This is an
-    #: EXPERIMENTAL option. Only for grpcio >= 1.36.0
-    GRPC_XDS_SUPPORT = False