Move linspace tests to their own file.

PiperOrigin-RevId: 313843608
Change-Id: Ifdae2ac60a721795151124a6a2ee643cb0e527ec

tensorflow/python/BUILD

@@ -5079,6 +5079,21 @@ cuda_py_test(
     ],
 )
 
+cuda_py_test(
+    name = "math_ops_linspace_test",
+    size = "medium",
+    srcs = ["ops/math_ops_linspace_test.py"],
+    python_version = "PY3",
+    tags = ["no_windows_gpu"],
+    deps = [
+        ":framework_for_generated_wrappers",
+        ":framework_test_lib",
+        ":math_ops",
+        ":platform_test",
+        "//third_party/py/numpy",
+    ],
+)
+
 cuda_py_test(
     name = "nn_batchnorm_test",
     size = "medium",

tensorflow/python/ops/math_ops_linspace_test.py

@@ -0,0 +1,60 @@
+# Copyright 2020 The TensorFlow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ==============================================================================
+"""Tests for tensorflow.ops.math_ops.linspace."""
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+# Using distutils.version.LooseVersion was resulting in an error, so importing
+# directly.
+from distutils.version import LooseVersion  # pylint: disable=g-importing-member
+import itertools
+
+import numpy as np
+
+from tensorflow.python.framework import test_util
+from tensorflow.python.ops import math_ops
+from tensorflow.python.platform import googletest
+
+
+@test_util.run_all_in_graph_and_eager_modes
+class LinspaceTest(test_util.TensorFlowTestCase):
+
+  def testLinspaceBroadcasts(self):
+    if LooseVersion(np.version.version) < LooseVersion("1.16.0"):
+      self.skipTest("numpy doesn't support axes before version 1.16.0")
+
+    shapes = [(), (2,), (2, 2)]
+
+    types = [np.float64, np.int64]
+
+    for start_shape, stop_shape in itertools.product(shapes, repeat=2):
+      for num in [0, 1, 2, 20]:
+        ndims = max(len(start_shape), len(stop_shape))
+        for axis in range(-ndims, ndims):
+          for dtype in types:
+            start = np.ones(start_shape, dtype)
+            stop = 10 * np.ones(stop_shape, dtype)
+
+            np_ans = np.linspace(start, stop, num, axis=axis)
+            tf_ans = self.evaluate(
+                math_ops.linspace_nd(start, stop, num, axis=axis))
+
+            self.assertAllClose(np_ans, tf_ans)
+
+
+if __name__ == "__main__":
+  googletest.main()

tensorflow/python/ops/math_ops_test.py

@@ -17,9 +17,6 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
 
-import distutils
-import itertools
-
 import numpy as np
 
 from tensorflow.python.eager import backprop
@@ -824,32 +821,5 @@ class RangeTest(test_util.TensorFlowTestCase):
     self.assertAllEqual(values, self.evaluate(tensor))
 
 
-@test_util.run_all_in_graph_and_eager_modes
-class LinspaceTest(test_util.TensorFlowTestCase):
-
-  def testLinspaceBroadcasts(self):
-    if distutils.version.LooseVersion(
-        np.version.version) < distutils.version.LooseVersion("1.16.0"):
-      self.skipTest("numpy doesn't support axes before version 1.16.0")
-
-    shapes = [(), (2,), (2, 2)]
-
-    types = [np.float64, np.int64]
-
-    for start_shape, stop_shape in itertools.product(shapes, repeat=2):
-      for num in [0, 1, 2, 20]:
-        ndims = max(len(start_shape), len(stop_shape))
-        for axis in range(-ndims, ndims):
-          for dtype in types:
-            start = np.ones(start_shape, dtype)
-            stop = 10 * np.ones(stop_shape, dtype)
-
-            np_ans = np.linspace(start, stop, num, axis=axis)
-            tf_ans = self.evaluate(
-                math_ops.linspace_nd(start, stop, num, axis=axis))
-
-            self.assertAllClose(np_ans, tf_ans)
-
-
 if __name__ == "__main__":
   googletest.main()