Add a pin for protobuf

Author: G-D-Petrov

environment_unix.yml

@@ -28,7 +28,7 @@ dependencies:
   - cyrus-sasl
   - aws-sdk-cpp >=1.11.405
   - prometheus-cpp
-  - libprotobuf
+  - libprotobuf <6
   - openssl
   - libcurl
   - bitmagic

python/arcticc/pb2/__init__.py

@@ -3,7 +3,7 @@
 import google.protobuf as _protobuf
 
 _proto_ver = _protobuf.__version__.split(".")[0]
-if _proto_ver in "3456":
+if _proto_ver in "345":
 
     _python = _sys.version_info[:2]
     if _python >= (3, 11) and _proto_ver == "3":
@@ -32,4 +32,4 @@
     )
     __path__.append(_protos_path)
 else:
-    raise NotImplementedError(f"We only support protobuf versions 3, 4, 5 and 6. You have {_protobuf.__version__}")
+    raise NotImplementedError(f"We only support protobuf versions 3, 4 & 5. You have {_protobuf.__version__}")

setup.cfg

@@ -38,7 +38,7 @@ install_requires =
     pandas
     attrs
     dataclasses ; python_version < '3.7'
-    protobuf >=3.5.0.post1 # Per https://github.com/grpc/grpc/blob/v1.45.3/requirements.txt
+    protobuf >=3.5.0.post1, < 6 # Per https://github.com/grpc/grpc/blob/v1.45.3/requirements.txt
     msgpack >=0.5.0 # msgpack 0.5.0 is required for strict_types argument, needed for correct pickling fallback
     pyyaml
     packaging