1 files changed, 41 insertions, 0 deletions
diff --git a/tensorflow/python/autograph/operators/dispatch_context.py b/tensorflow/python/autograph/operators/dispatch_context.py
new file mode 100644
index 0000000000..097002465b
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+++ b/tensorflow/python/autograph/operators/dispatch_context.py
@@ -0,0 +1,41 @@
+# Copyright 2018 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.
+# ==============================================================================
+"""Structures that allow uniform control over the dispatch process."""
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import collections
+
+
+# TODO(mdan): This is where macro override controls fit.
+
+
+class DispatchContext(collections.namedtuple(
+    'DispatchContext',
+    ('options',))):
+  """Allows passing additional parameters to the specific implementations.
+
+  Attributes:
+    options: Optional dict of extra arguments that may be required by specific
+      implementations.
+  """
+
+  def option(self, name):
+    return self.options[name]
+
+
+NO_CTX = DispatchContext(options={})