Handle change in behavior np.dtype

Author: ricardoV94

pytensor/tensor/type.py

@@ -783,13 +783,16 @@ def tensor(
     **kwargs,
 ) -> "TensorVariable":
     if name is not None:
-        # Help catching errors with the new tensor API
-        # Many single letter strings are valid sctypes
-        if str(name) == "floatX" or (len(str(name)) > 1 and np.dtype(name).type):
-            raise ValueError(
-                f"The first and only positional argument of tensor is now `name`. Got {name}.\n"
-                "This name looks like a dtype, which you should pass as a keyword argument only."
-            )
+        try:
+            # Help catching errors with the new tensor API
+            # Many single letter strings are valid sctypes
+            if str(name) == "floatX" or (len(str(name)) > 1 and np.dtype(name).type):
+                raise ValueError(
+                    f"The first and only positional argument of tensor is now `name`. Got {name}.\n"
+                    "This name looks like a dtype, which you should pass as a keyword argument only."
+                )
+        except TypeError:
+            pass
 
     if dtype is None:
         dtype = config.floatX