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1# Copyright 2020 The TensorFlow Authors. All Rights Reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#     http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14# ==============================================================================
15"""Python module for MLIR functions exported by pybind11."""
16
17from __future__ import absolute_import
18from __future__ import division
19from __future__ import print_function
20
21# pylint: disable=invalid-import-order, g-bad-import-order, wildcard-import, unused-import, undefined-variable
22from tensorflow.python import pywrap_tensorflow
23from tensorflow.python.eager import context
24from tensorflow.python._pywrap_mlir import *
25
26
27def import_graphdef(graphdef,
28                    pass_pipeline,
29                    show_debug_info,
30                    input_names=None,
31                    input_data_types=None,
32                    input_data_shapes=None,
33                    output_names=[]):
34  if input_names is not None:
35    return ImportGraphDef(
36        str(graphdef).encode('utf-8'), pass_pipeline.encode('utf-8'),
37        show_debug_info, ','.join(input_names).encode('utf-8'),
38        ','.join(input_data_types).encode('utf-8'),
39        ':'.join(input_data_shapes).encode('utf-8'),
40        ','.join(output_names).encode('utf-8'))
41  return ImportGraphDef(
42      str(graphdef).encode('utf-8'), pass_pipeline.encode('utf-8'),
43      show_debug_info)
44
45
46def import_function(concrete_function, pass_pipeline, show_debug_info):
47  ctxt = context.context()
48  ctxt.ensure_initialized()
49  return ImportFunction(ctxt._handle,
50                        str(concrete_function.function_def).encode('utf-8'),
51                        pass_pipeline.encode('utf-8'), show_debug_info)
52
53
54def experimental_convert_saved_model_to_mlir(saved_model_path, exported_names,
55                                             show_debug_info):
56  return ExperimentalConvertSavedModelToMlir(
57      str(saved_model_path).encode('utf-8'),
58      str(exported_names).encode('utf-8'), show_debug_info)
59
60
61def experimental_convert_saved_model_v1_to_mlir_lite(saved_model_path,
62                                                     exported_names, tags,
63                                                     upgrade_legacy,
64                                                     show_debug_info):
65  return ExperimentalConvertSavedModelV1ToMlirLite(
66      str(saved_model_path).encode('utf-8'),
67      str(exported_names).encode('utf-8'),
68      str(tags).encode('utf-8'), upgrade_legacy, show_debug_info)
69
70
71def experimental_convert_saved_model_v1_to_mlir(saved_model_path,
72                                                exported_names, tags,
73                                                lift_variables, upgrade_legacy,
74                                                show_debug_info):
75  return ExperimentalConvertSavedModelV1ToMlir(
76      str(saved_model_path).encode('utf-8'),
77      str(exported_names).encode('utf-8'),
78      str(tags).encode('utf-8'), lift_variables, upgrade_legacy,
79      show_debug_info)
80
81
82def experimental_run_pass_pipeline(mlir_txt, pass_pipeline, show_debug_info):
83  return ExperimentalRunPassPipeline(
84      mlir_txt.encode('utf-8'), pass_pipeline.encode('utf-8'), show_debug_info)
85