Don't try to use the pickle protocol on TP instances.

Author: braxtonmckee

typed_python/SerializationContext.py

@@ -716,29 +716,30 @@ def walkCodeObject(code):
 
             return (createFunctionWithLocalsAndGlobals, args, representation)
 
-        if not isinstance(inst, type) and hasattr(type(inst), '__reduce_ex__'):
-            res = inst.__reduce_ex__(4)
-
-            # pickle supports a protocol where __reduce__ can return a string
-            # giving a global name. We'll already find that separately, so we
-            # don't want to handle it here. We ought to look at this in more detail
-            # however
-            if isinstance(res, str):
-                return None
-
-            return res
-
-        if not isinstance(inst, type) and hasattr(type(inst), '__reduce__'):
-            res = inst.__reduce__()
-
-            # pickle supports a protocol where __reduce__ can return a string
-            # giving a global name. We'll already find that separately, so we
-            # don't want to handle it here. We ought to look at this in more detail
-            # however
-            if isinstance(res, str):
-                return None
-
-            return res
+        if not isinstance(inst, type) and not isinstance(inst, Type):
+            if hasattr(type(inst), '__reduce_ex__'):
+                res = inst.__reduce_ex__(4)
+
+                # pickle supports a protocol where __reduce__ can return a string
+                # giving a global name. We'll already find that separately, so we
+                # don't want to handle it here. We ought to look at this in more detail
+                # however
+                if isinstance(res, str):
+                    return None
+
+                return res
+
+            if hasattr(type(inst), '__reduce__'):
+                res = inst.__reduce__()
+
+                # pickle supports a protocol where __reduce__ can return a string
+                # giving a global name. We'll already find that separately, so we
+                # don't want to handle it here. We ought to look at this in more detail
+                # however
+                if isinstance(res, str):
+                    return None
+
+                return res
 
         return None