chore: add Python 3.5 PyPI classifier to setup.py

style: fix spaces around =

Author: standy66

setup.py

@@ -31,6 +31,7 @@ def main():
             "Operating System :: POSIX :: Linux",
             "Programming Language :: Python",
             "Programming Language :: Python :: 3 :: Only",
+            "Programming Language :: Python :: 3.5",
             "Programming Language :: Python :: 3.6",
             "Programming Language :: Python :: 3.7",
             "Programming Language :: Python :: Implementation :: CPython",

src/purerpc/protoc_plugin/plugin.py

@@ -81,7 +81,7 @@ def generate_single_proto(proto_file: descriptor_pb2.FileDescriptorProto,
                       "            channel\n"
                       "        )")
         lines.append(fmt_string.format(
-            service_name = service.name,
+            service_name=service.name,
             fully_qualified_service_name=fully_qualified_service_name
         ))
         for method in service.method: