[GitHub] [incubator-tvm] tqchen commented on a change in pull request #4459: [RUNTIME] Implement TVMDSOOp(TensorFlow custom op) for TVM runtime

[GitBox <gi...@apache.org>]

tqchen commented on a change in pull request #4459: [RUNTIME] Implement TVMDSOOp(TensorFlow custom op) for TVM runtime
URL: https://github.com/apache/incubator-tvm/pull/4459#discussion_r404520154
 
 

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 File path: python/tvm/contrib/tf_op/module.py
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 @@ -0,0 +1,113 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+"""Module container of TensorFlow TVMDSO op"""
+import tensorflow as tf
+from tensorflow.python.framework import load_library
+
+
+class OpModule():
+    """Module container of TensorFlow TVMDSO op which wraps exported
+    TVM op implementation library to be called on TensorFlow side"""
+
+    def __init__(self, lib_path):
+        self.lib_path = lib_path
+
+    def func(self, name, output_dtype=None, output_shape=None):
+        """Get tvm op function wrapped as TensorFlow tensor to tensor function
+
+        Parameters
+        ----------
+        name: str
+            function name
+        output_dtype: str or TensorFlow datatype
+            Output datatype, default is float32
+        output_shape: List of integer/tf scalar tensor or tf shape tensor
+            Output shape, default the same with first input's shape
+
+        Returns
+        ----------
+        Func object that acts as TensorFlow tensor to tensor function.
+        """
+        return TensorFunc(self.lib_path, name, output_dtype, output_shape)
+
+    def __getitem__(self, func_name):
+        return self.func(func_name)
+
+
+class TensorFunc():
 
 Review comment:
   `style: remove ()`

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