diff --git a/python/tvm/relay/op/transform.py b/python/tvm/relay/op/transform.py
index c9636a7517cd0..fb6d57e4618ef 100644
--- a/python/tvm/relay/op/transform.py
+++ b/python/tvm/relay/op/transform.py
@@ -1245,8 +1245,9 @@ def matrix_set_diag(data, diagonal, k=0, align="RIGHT_LEFT"):
     super_diag_right_align = align[:5] == "RIGHT"
     sub_diag_right_align = align[-5:] == "RIGHT"
 
-    return _make.matrix_set_diag(data, diagonal, k_one, k_two, super_diag_right_align,
-                                 sub_diag_right_align)
+    return _make.matrix_set_diag(
+        data, diagonal, k_one, k_two, super_diag_right_align, sub_diag_right_align
+    )
 
 
 def adv_index(inputs):
diff --git a/python/tvm/topi/testing/matrix_set_diag.py b/python/tvm/topi/testing/matrix_set_diag.py
index b2753046efb51..81a8f6cccafe1 100644
--- a/python/tvm/topi/testing/matrix_set_diag.py
+++ b/python/tvm/topi/testing/matrix_set_diag.py
@@ -18,6 +18,7 @@
 """MatrixSetDiag in Python"""
 import numpy as np
 
+
 def matrix_set_diag(input_np, diagonal, k=0, align="RIGHT_LEFT"):
     """matrix_set_diag operator implemented in numpy.
 
diff --git a/python/tvm/topi/transform.py b/python/tvm/topi/transform.py
index 3bcf383184cac..7d77115a9060f 100644
--- a/python/tvm/topi/transform.py
+++ b/python/tvm/topi/transform.py
@@ -805,6 +805,7 @@ def sparse_to_dense(sparse_indices, output_shape, sparse_values, default_value=0
 
     return cpp.sparse_to_dense(sparse_indices, output_shape, sparse_values, default_value)
 
+
 def matrix_set_diag(data, diagonal, k=0, align="RIGHT_LEFT"):
     """
     Returns a tensor with the diagonals of input tensor replaced with the provided diagonal values.
@@ -872,8 +873,9 @@ def matrix_set_diag(data, diagonal, k=0, align="RIGHT_LEFT"):
     super_diag_right_align = align[:5] == "RIGHT"
     sub_diag_right_align = align[-5:] == "RIGHT"
 
-    return cpp.matrix_set_diag(data, diagonal, k_one, k_two, super_diag_right_align,
-                               sub_diag_right_align)
+    return cpp.matrix_set_diag(
+        data, diagonal, k_one, k_two, super_diag_right_align, sub_diag_right_align
+    )
 
 
 def adv_index(data, indices):
diff --git a/tests/python/relay/test_op_level10.py b/tests/python/relay/test_op_level10.py
index 026f1e644da95..577d1c78d8e2e 100644
--- a/tests/python/relay/test_op_level10.py
+++ b/tests/python/relay/test_op_level10.py
@@ -526,10 +526,11 @@ def _verify(input_shape, diagonal_shape, dtype, k=0, align="RIGHT_LEFT"):
                 out_relay = intrp.evaluate(func)(input_np, diagonal_np)
                 tvm.testing.assert_allclose(out_relay.asnumpy(), out_np)
 
-    _verify((2, 2), (2,), 'float32')
-    _verify((4, 3, 3), (4, 3), 'int32')
-    _verify((2, 3, 4), (2, 3), 'float32', 1)
-    _verify((2, 3, 4), (2, 4, 3), 'int32', (-1, 2), "LEFT_RIGHT")
+    _verify((2, 2), (2,), "float32")
+    _verify((4, 3, 3), (4, 3), "int32")
+    _verify((2, 3, 4), (2, 3), "float32", 1)
+    _verify((2, 3, 4), (2, 4, 3), "int32", (-1, 2), "LEFT_RIGHT")
+
 
 if __name__ == "__main__":
     test_adaptive_pool()
diff --git a/tests/python/topi/python/test_topi_transform.py b/tests/python/topi/python/test_topi_transform.py
index 3de7d73fc5566..77e25407fc70c 100644
--- a/tests/python/topi/python/test_topi_transform.py
+++ b/tests/python/topi/python/test_topi_transform.py
@@ -714,10 +714,12 @@ def check_device(device, ctx):
     for device, ctx in tvm.testing.enabled_targets():
         check_device(device, ctx)
 
+
 def verify_matrix_set_diag(input_shape, diagonal_shape, dtype, k=0, align="RIGHT_LEFT"):
     input = te.placeholder(shape=input_shape, name="input", dtype=dtype)
     diagonal = te.placeholder(shape=diagonal_shape, name="diagonal", dtype=dtype)
     matrix_set_diag_result = topi.transform.matrix_set_diag(input, diagonal, k, align)
+
     def check_device(device, ctx):
         ctx = tvm.context(device, 0)
         print("Running on target: %s" % device)
@@ -1160,7 +1162,7 @@ def test_sparse_to_dense():
 
 @tvm.testing.uses_gpu
 def test_matrix_set_diag():
-    for dtype in ['float32', 'int32']:
+    for dtype in ["float32", "int32"]:
         verify_matrix_set_diag((2, 2), (2,), dtype)
         verify_matrix_set_diag((4, 3, 3), (4, 3), dtype)
         verify_matrix_set_diag((2, 3, 4), (2, 3), dtype, 1)