Mark test_masked_softmax as flaky

tests/python/unittest/test_operator.py

@@ -4974,6 +4974,7 @@ def np_masked_log_softmax_grad(out, grad_out, mask, axis=-1, temperature=1.0):
 @pytest.mark.parametrize('n_broadcast_axis', [0, 1, 2])
 @pytest.mark.parametrize('temperature', [1, 5, 9 ,11])
 @pytest.mark.parametrize('normalize', [True])
+@pytest.mark.flaky
 def test_masked_softmax(dtype, axis, ndims, n_broadcast_axis, temperature, normalize):
     n_broadcast_axis = min(n_broadcast_axis, ndims - 1)
     shape = rand_shape_nd(ndims, dim=10)
@@ -9452,4 +9453,4 @@ def seq_reverse():
 
     seq_last()
     seq_reverse()
-    seq_mask()
+    seq_mask()

tests/python/unittest/test_subgraph_op.py

@@ -16,6 +16,7 @@
 # under the License.
 
 import os
+import sys
 import ctypes
 import mxnet as mx
 from mxnet.base import SymbolHandle, check_call, _LIB, mx_uint, c_str_array, c_str, mx_real_t
@@ -122,6 +123,7 @@ def get_graphs():
 
 @pytest.mark.parametrize('subgraph_backend', ['default', 'default_v2'])
 @pytest.mark.parametrize('sym,op_names', get_graphs())
+@pytest.mark.skipif(sys.platform == "win32", reason='https://github.com/apache/incubator-mxnet/issues/19915')
 def test_subgraph_exe1(sym, subgraph_backend, op_names):
     """Use the partitioned sym to _simple_bind an executor and compare the outputs
     with those of the original executor"""
@@ -154,6 +156,7 @@ def test_subgraph_exe1(sym, subgraph_backend, op_names):
 
 @pytest.mark.parametrize('subgraph_backend', ['default', 'default_v2'])
 @pytest.mark.parametrize('sym,op_names', get_graphs())
+@pytest.mark.skipif(sys.platform == "win32", reason='https://github.com/apache/incubator-mxnet/issues/19915')
 def test_subgraph_exe2(sym, subgraph_backend, op_names):
     """Use env var MXNET_SUBGRAPH_BACKEND=default to trigger graph partitioning in _simple_bind
     and compare results of the partitioned sym and the original sym."""
@@ -415,6 +418,7 @@ def test_subgraph_exe9(sym, subgraph_backend, op_names):
 
 @pytest.mark.parametrize('subgraph_backend', ['default', 'default_v2'])
 @pytest.mark.parametrize('sym,op_names', get_graphs())
+@pytest.mark.skipif(sys.platform == "win32", reason='https://github.com/apache/incubator-mxnet/issues/19915')
 def test_subgraph_backend_gluon(sym, subgraph_backend, op_names, tmp_path):
     """Call hybridize() to partition the graph, and then compare results of the partitioned
     sym and the original sym. Here do an inference before hybridizing with the subgraph_backend