Merge pull request #72 from lucascolley/array_namespace-error

MAINT: improve error message for `array_namespace`

Author: rgommers

Diff for: array_api_compat/common/_helpers.py

@@ -99,7 +99,7 @@ def your_function(x, y):
                 namespaces.add(torch)
         else:
             # TODO: Support Python scalars?
-            raise TypeError("The input is not a supported array type")
+            raise TypeError(f"{type(x).__name__} is not a supported array type")
 
     if not namespaces:
         raise TypeError("Unrecognized array input")