Fix _general_dot doctest

Author: jessegrabowski

pytensor/tensor/einsum.py

@@ -214,11 +214,16 @@ def _general_dot(
 
         import pytensor.tensor as pt
         from pytensor.tensor.einsum import _general_dot
+        import numpy as np
+
         A = pt.tensor(shape = (3, 4, 5))
         B = pt.tensor(shape = (3, 5, 2))
 
         result = _general_dot((A, B), axes=[[2], [1]], batch_axes=[[0], [0]])
-        print(result.type.shape)
+
+        A_val = np.empty((3, 4, 5))
+        B_val = np.empty((3, 5, 2))
+        print(result.shape.eval({A:A_val, B:B_val}))
 
     .. testoutput::