Move sequence op unittest files to a separate folder sequence (#21842)

* move sequence op unittests to a separate folder
test=develop

* add missing CMakeList file
test=develop

* fix relative path import
test=develop

* fix relative import
test=develop

* use sys.path.append
test=develop

python/paddle/fluid/tests/unittests/CMakeLists.txt

@@ -305,6 +305,8 @@ set_tests_properties(test_parallel_executor_seresnext_base_cpu PROPERTIES TIMEOU
 set_tests_properties(test_parallel_executor_seresnext_with_reduce_cpu PROPERTIES TIMEOUT 750)
 set_tests_properties(test_parallel_executor_seresnext_with_fuse_all_reduce_cpu PROPERTIES TIMEOUT 750)
 
+add_subdirectory(sequence)
+
 if (WITH_NGRAPH)
     add_subdirectory(ngraph)
 endif()

python/paddle/fluid/tests/unittests/sequence/CMakeLists.txt

@@ -0,0 +1,6 @@
+file(GLOB TEST_OPS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "test_*.py")
+string(REPLACE ".py" "" TEST_OPS "${TEST_OPS}")
+
+foreach(TEST_OP ${TEST_OPS})
+    py_test_modules(${TEST_OP} MODULES ${TEST_OP})
+endforeach(TEST_OP)

python/paddle/fluid/tests/unittests/sequence/__init__.py

@@ -0,0 +1,13 @@
+#   Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserve.
+#
+# 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.

python/paddle/fluid/tests/unittests/sequence/test_seq_conv.py

@@ -17,6 +17,8 @@ from __future__ import print_function
 import unittest
 import numpy as np
 import random
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_seq_pool.py

@@ -16,6 +16,8 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest, skip_check_grad_ci
 from test_reorder_lod_tensor import convert_to_offset
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_concat.py

@@ -16,6 +16,8 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_enumerate_op.py

@@ -16,6 +16,8 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_erase_op.py

@@ -16,6 +16,8 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_expand.py

@@ -16,6 +16,8 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_expand_as.py

@@ -16,6 +16,8 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_mask.py

@@ -12,13 +12,15 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from op_test import OpTest
 import paddle.fluid as fluid
 from paddle.fluid.framework import convert_np_dtype_to_dtype_
 import paddle.fluid.core as core
 import numpy as np
 import copy
 import unittest
+import sys
+sys.path.append("../")
+from op_test import OpTest
 
 
 class SequenceMaskTestBase(OpTest):

python/paddle/fluid/tests/unittests/sequence/test_sequence_pad_op.py

@@ -14,6 +14,8 @@
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_reshape.py

@@ -17,6 +17,8 @@ from __future__ import print_function
 import unittest
 import numpy as np
 import math
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_reverse.py

@@ -15,8 +15,10 @@
 import unittest
 import paddle.fluid as fluid
 import paddle.fluid.core as core
-from op_test import OpTest
 import numpy as np
+import sys
+sys.path.append("../")
+from op_test import OpTest
 
 
 class TestSequenceReverseBase(OpTest):

python/paddle/fluid/tests/unittests/sequence/test_sequence_scatter_op.py

@@ -14,6 +14,8 @@
 
 import unittest
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_slice_op.py

@@ -17,6 +17,7 @@ from __future__ import print_function
 import unittest
 import numpy as np
 import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/sequence/test_sequence_softmax_op.py

@@ -16,9 +16,11 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
+import paddle.fluid.core as core
+import sys
+sys.path.append("../")
 from op_test import OpTest
 from test_softmax_op import stable_softmax
-import paddle.fluid.core as core
 
 
 class TestSequenceSoftmaxOp(OpTest):

python/paddle/fluid/tests/unittests/sequence/test_sequence_topk_avg_pooling.py

@@ -16,8 +16,10 @@ from __future__ import print_function
 
 import unittest
 import numpy as np
-from op_test import OpTest
 from copy import deepcopy
+import sys
+sys.path.append("../")
+from op_test import OpTest
 
 
 class TestSequenceTopkAvgPoolingOp(OpTest):

python/paddle/fluid/tests/unittests/sequence/test_sequence_unpad_op.py

@@ -15,6 +15,8 @@
 import unittest
 import six
 import numpy as np
+import sys
+sys.path.append("../")
 from op_test import OpTest
 
 

python/paddle/fluid/tests/unittests/test_fusion_seqconv_eltadd_relu_op.py

@@ -18,7 +18,7 @@ import unittest
 import numpy as np
 import random
 from op_test import OpTest
-from test_seq_conv import seqconv
+from sequence.test_seq_conv import seqconv
 
 
 class TestSeqConvEltAddRelu(OpTest):

python/paddle/fluid/tests/unittests/test_fusion_seqpool_concat_op.py

@@ -18,7 +18,7 @@ import unittest
 import numpy as np
 from op_test import OpTest
 from test_reorder_lod_tensor import convert_to_offset
-from test_seq_pool import compute_seqpool_sum, compute_seqpool_avg, compute_seqpool_sqrt
+from sequence.test_seq_pool import compute_seqpool_sum, compute_seqpool_avg, compute_seqpool_sqrt
 
 
 class TestFusionSeqPoolConcatOp(OpTest):

python/paddle/fluid/tests/unittests/test_fusion_seqpool_cvm_concat_op.py

@@ -18,7 +18,7 @@ import unittest
 import numpy as np
 from op_test import OpTest
 from test_reorder_lod_tensor import convert_to_offset
-from test_seq_pool import compute_seqpool_sum, compute_seqpool_avg, compute_seqpool_sqrt
+from sequence.test_seq_pool import compute_seqpool_sum, compute_seqpool_avg, compute_seqpool_sqrt
 from test_cvm_op import cvm_compute