Add tile op (#438)

python/tests/mlx_tests.py

@@ -24,9 +24,10 @@ class MLXTestCase(unittest.TestCase):
     def tearDown(self):
         mx.set_default_device(self.default)
 
+    # Note if a tuple is passed into args, it will be considered a shape request and convert to a mx.random.normal with the shape matching the tuple
     def assertCmpNumpy(
         self,
-        shape: List[Union[Tuple[int], Any]],
+        args: List[Union[Tuple[int], Any]],
         mx_fn: Callable[..., mx.array],
         np_fn: Callable[..., np.array],
         atol=1e-2,
@@ -37,7 +38,7 @@ class MLXTestCase(unittest.TestCase):
         assert dtype != mx.bfloat16, "numpy does not support bfloat16"
         args = [
             mx.random.normal(s, dtype=dtype) if isinstance(s, Tuple) else s
-            for s in shape
+            for s in args
         ]
         mx_res = mx_fn(*args, **kwargs)
         np_res = np_fn(