Use object equality as was intended

Author: dandavison

temporalio/client.py

@@ -2861,7 +2861,7 @@ def with_context(self, context: SerializationContext) -> Self:
         context data to the data converter used to serialize and encode the outbound payloads.
         """
         data_converter = self._client.data_converter.with_context(context)
-        if data_converter == self._client.data_converter:
+        if data_converter is self._client.data_converter:
             return self
         cls = type(self)
         if cls.__init__ is not AsyncActivityHandle.__init__:

temporalio/converter.py

@@ -427,7 +427,7 @@ def with_context(self, context: SerializationContext) -> Self:
         for c in self.converters.values():
             if isinstance(c, WithSerializationContext):
                 converters.append(c.with_context(context))
-                any_with_context |= converters[-1] != c
+                any_with_context |= converters[-1] is not c
             else:
                 converters.append(c)
 
@@ -1348,7 +1348,7 @@ def with_context(self, context: SerializationContext) -> Self:
         if isinstance(failure_converter, WithSerializationContext):
             failure_converter = failure_converter.with_context(context)
         if all(
-            new == orig
+            new is orig
             for new, orig in [
                 (payload_converter, self.payload_converter),
                 (payload_codec, self.payload_codec),