[CodeStyle][F401] remove unused import in unittests/(!test_) (#46693)

Author: SigureMo

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

@@ -13,15 +13,13 @@
 # limitations under the License.
 
 import os
-import sys
-import time
 import paddle.fluid as fluid
 from paddle.fluid import unique_name
 import paddle.fluid.core as core
 import paddle
 from paddle.fluid.layer_helper import LayerHelper
 from paddle.distributed import fleet
-from paddle.distributed.fleet.meta_optimizers.ascend import ascend_parser, ascend_optimizer
+from paddle.distributed.fleet.meta_optimizers.ascend import ascend_optimizer
 from collections import namedtuple
 
 Block = namedtuple('Block', ['program'])

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

@@ -14,7 +14,6 @@
 
 import os
 import sys
-import time
 
 
 def train(prefix):

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

@@ -13,21 +13,14 @@
 # limitations under the License.
 
 import unittest
-import paddle
 import paddle.fluid as fluid
-import paddle.fluid.incubate.fleet.base.role_maker as role_maker
-from paddle.fluid.incubate.fleet.collective import CollectiveOptimizer, fleet
 import os
-import sys
 
-from paddle.distributed.fleet.utils.fs import LocalFS, HDFSClient
 import paddle.fluid.incubate.checkpoint.auto_checkpoint as acp
-from paddle.fluid.incubate.checkpoint.checkpoint_saver import PaddleModel
 from paddle.fluid.framework import program_guard
 from paddle.fluid import unique_name
 
 import numpy as np
-from paddle.io import Dataset, BatchSampler, DataLoader
 
 BATCH_NUM = 4
 BATCH_SIZE = 1

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

@@ -16,7 +16,6 @@
 import random
 import numpy as np
 import os
-import shutil
 
 import paddle
 import paddle.nn as nn

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

@@ -14,13 +14,11 @@
 
 import unittest
 
-import copy
 import numpy as np
 import random
 
 import paddle
 import paddle.nn as nn
-import paddle.fluid.core as core
 from paddle.distributed.fleet import auto
 import paddle.nn.functional as F
 from paddle.distributed import fleet

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

@@ -13,19 +13,14 @@
 # limitations under the License.
 
 import collections
-import random
-import numpy as np
 
 import paddle
 import paddle.nn as nn
 import paddle.nn.functional as F
 import paddle.tensor as tensor
 from paddle.distributed.fleet import auto
-from paddle import fluid
 from paddle.fluid import layers
-from paddle.distributed import fleet
 from paddle.nn.layer.transformer import _convert_param_attr_to_list
-from paddle.fluid.initializer import Normal, NumpyArrayInitializer
 
 paddle.enable_static()
 

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

@@ -13,13 +13,9 @@
 # limitations under the License.
 
 import numpy as np
-import unittest
 import time
-import itertools
 import six
 
-import paddle.fluid as fluid
-import paddle.fluid.core as core
 from paddle.fluid.op import Operator
 from op_test import OpTest
 

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

@@ -15,9 +15,7 @@
 import unittest
 import numpy as np
 
-import paddle.fluid as fluid
 from benchmark import BenchmarkSuite
-from op_test import OpTest
 
 # This is a demo op test case for operator benchmarking and high resolution number stability alignment.
 

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

@@ -15,8 +15,6 @@
 import unittest
 import numpy as np
 from op_test import OpTest
-import paddle
-import paddle.fluid as fluid
 from paddle.framework import core
 
 SEED = 2021

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

@@ -13,8 +13,6 @@
 # limitations under the License.
 
 import os
-import sys
-import time
 import numpy as np
 
 os.environ[str("FLAGS_check_nan_inf")] = str("1")
@@ -23,7 +21,6 @@
 import paddle.fluid.core as core
 import paddle
 import paddle.fluid as fluid
-import paddle.compat as cpt
 
 paddle.enable_static()
 

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

@@ -13,8 +13,6 @@
 # limitations under the License.
 
 import os
-import sys
-import time
 import numpy as np
 
 os.environ[str("FLAGS_check_nan_inf")] = str("1")

python/paddle/fluid/tests/unittests/collective/communication_stream_allgather_api_dygraph.py

@@ -15,9 +15,7 @@
 import os
 import numpy as np
 import paddle
-import paddle.fluid as fluid
 import paddle.distributed as dist
-import test_communication_api_base as test_base
 import test_collective_api_base as test_collective_base
 
 

python/paddle/fluid/tests/unittests/collective/test_communication_stream_allgather_api.py

@@ -13,8 +13,6 @@
 # limitations under the License.
 
 import unittest
-import paddle
-import itertools
 import test_communication_api_base as test_base
 
 

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

@@ -12,24 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
-import argparse
-import os
-import sys
-import signal
-import time
-from contextlib import closing
-from six import string_types
-import math
 import paddle
 import paddle.fluid as fluid
-import paddle.fluid.profiler as profiler
-import paddle.fluid.unique_name as nameGen
 from paddle.fluid import core
-import unittest
-from multiprocessing import Process
 import paddle.fluid.layers as layers
-from functools import reduce
 from test_collective_base import TestCollectiveRunnerBase, runtime_main
 
 paddle.enable_static()

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

@@ -12,24 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
-import argparse
-import os
-import sys
-import signal
-import time
-from contextlib import closing
-from six import string_types
-import math
 import paddle
 import paddle.fluid as fluid
-import paddle.fluid.profiler as profiler
-import paddle.fluid.unique_name as nameGen
-from paddle.fluid import core
-import unittest
-from multiprocessing import Process
 import paddle.fluid.layers as layers
-from functools import reduce
 from test_collective_base import TestCollectiveRunnerBase, runtime_main
 
 paddle.enable_static()

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

@@ -12,25 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
-import argparse
-import os
-import sys
-import signal
-import time
-import socket
-from contextlib import closing
-from six import string_types
-import math
 import paddle
 import paddle.fluid as fluid
-import paddle.fluid.profiler as profiler
-import paddle.fluid.unique_name as nameGen
 from paddle.fluid import core
-import unittest
-from multiprocessing import Process
 import paddle.fluid.layers as layers
-from functools import reduce
 from test_collective_base import TestCollectiveRunnerBase, runtime_main
 
 paddle.enable_static()

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

@@ -12,7 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import paddle
 import sys
 import paddle.fluid as fluid
 

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

@@ -12,7 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import paddle
 import sys
 import paddle.fluid as fluid
 

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

@@ -12,19 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import numpy as np
-import argparse
-import time
-import math
-
 import paddle
 import paddle.fluid as fluid
-import paddle.fluid.profiler as profiler
-from paddle.fluid import core
-import unittest
-from multiprocessing import Process
-import os
-import signal
 from functools import reduce
 from test_dist_base import TestDistRunnerBase, runtime_main
 

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

@@ -26,8 +26,6 @@
 
 import ctr_dataset_reader
 from test_dist_fleet_base import runtime_main, FleetDistRunnerBase
-from paddle.distributed.fleet.utils.ps_util import DistributedInfer
-import paddle.distributed.fleet as fleet
 
 paddle.enable_static()
 

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

@@ -25,7 +25,7 @@
 import numpy as np
 
 import ctr_dataset_reader
-from test_dist_fleet_base import runtime_main, FleetDistRunnerBase
+from test_dist_fleet_base import runtime_main
 from dist_fleet_ctr import TestDistCTR2x2, fake_ctr_reader
 
 # Fix seed for test

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

@@ -12,16 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
-import time
-import numpy as np
 import logging
-import paddle
-import paddle.fluid as fluid
 #import paddle.fluid.incubate.fleet.base.role_maker as role_maker
 import paddle.distributed.fleet.base.role_maker as role_maker
 from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler import fleet
-from paddle.fluid.transpiler.distribute_transpiler import DistributeTranspilerConfig
 
 logging.basicConfig(format="%(asctime)s - %(levelname)s - %(message)s")
 logger = logging.getLogger("fluid")

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

@@ -15,18 +15,14 @@
 Distribute CTR model for test fleet api
 """
 
-import shutil
-import tempfile
 import time
 
 import paddle
 import paddle.fluid as fluid
 import os
-import numpy as np
 
 import ctr_dataset_reader
 from test_dist_fleet_heter_base import runtime_main, FleetDistHeterRunnerBase
-from dist_fleet_ctr import TestDistCTR2x2, fake_ctr_reader
 
 paddle.enable_static()
 

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

@@ -13,12 +13,9 @@
 # limitations under the License.
 
 from test_dist_base import TestDistRunnerBase, runtime_main
-import unittest
 import paddle
-import os
 import paddle.distributed.fleet as fleet
 import paddle.distributed.fleet.base.role_maker as role_maker
-import numpy as np
 from functools import reduce
 import paddle.fluid as fluid
 

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

@@ -13,12 +13,9 @@
 # limitations under the License.
 
 from test_dist_base import TestDistRunnerBase, runtime_main
-import unittest
 import paddle
-import os
 import paddle.distributed.fleet as fleet
 import paddle.distributed.fleet.base.role_maker as role_maker
-import numpy as np
 from functools import reduce
 import paddle.fluid as fluid
 

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

@@ -13,22 +13,11 @@
 # limitations under the License.
 
 import numpy as np
-import argparse
 import time
-import math
-import random
-import shutil
-import tempfile
 
 import paddle
 import paddle.fluid as fluid
-import paddle.fluid.profiler as profiler
-from paddle.fluid import core
-import unittest
-from multiprocessing import Process
 import os
-import signal
-from functools import reduce
 from test_dist_fleet_base import runtime_main, FleetDistRunnerBase
 
 paddle.enable_static()

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

@@ -16,9 +16,7 @@
 """
 
 import os
-import time
 
-import random
 import numpy as np
 
 import paddle