Small adjustments on import spacing.

This is mostly the result of an internal cleanup and formatting pass.

PiperOrigin-RevId: 286318018
Change-Id: I8f9e2f7519070035da73f9f24d2fc90864abc51b

tensorflow/compiler/mlir/lite/tests/debuginfo/concrete_function_error.py

@@ -21,6 +21,7 @@ from __future__ import division
 from __future__ import print_function
 
 import sys
+
 from absl import app
 
 import tensorflow.compat.v2 as tf

tensorflow/compiler/mlir/lite/tests/debuginfo/saved_model_error.py

@@ -21,6 +21,7 @@ from __future__ import division
 from __future__ import print_function
 
 import sys
+
 from absl import app
 
 import tensorflow.compat.v2 as tf

tensorflow/compiler/mlir/tensorflow/tests/tf_saved_model/common.py

@@ -23,6 +23,7 @@ from __future__ import division
 from __future__ import print_function
 
 import tempfile
+
 from absl import app
 from absl import flags
 from absl import logging

tensorflow/compiler/tests/dense_layer_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from tensorflow.compiler.tests import test_utils

tensorflow/compiler/tests/jit_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from tensorflow.compiler.tests import test_utils

tensorflow/compiler/tests/quantized_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import math
+
 import numpy as np
 
 from tensorflow.compiler.tests import xla_test

tensorflow/compiler/tests/reduce_ops_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import functools
 import itertools
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/compiler/tests/reverse_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import itertools
+
 import numpy as np
 
 from tensorflow.compiler.tests import xla_test

tensorflow/compiler/tests/segment_reduction_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import functools
+
 import numpy as np
 
 from tensorflow.compiler.tests import xla_test

tensorflow/compiler/tests/self_adjoint_eig_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import itertools
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/compiler/tests/svd_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import itertools
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/compiler/tests/tensor_list_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
 import os
+
 from absl.testing import parameterized
 import numpy as np
 from tensorflow.compiler.tests import xla_test

tensorflow/compiler/tests/while_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from tensorflow.compiler.tests import xla_test

tensorflow/examples/saved_model/integration_tests/export_simple_text_embedding.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import os
 import tempfile
+
 from absl import app
 from absl import flags
 

tensorflow/examples/saved_model/integration_tests/use_model_in_sequential_keras.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import tempfile
+
 from absl import app
 from absl import flags
 

tensorflow/examples/saved_model/integration_tests/use_rnn_cell.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import tempfile
+
 from absl import app
 from absl import flags
 import numpy as np

tensorflow/examples/saved_model/integration_tests/use_text_embedding_in_dataset.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import tempfile
+
 from absl import app
 from absl import flags
 

tensorflow/examples/saved_model/integration_tests/use_text_rnn_model.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import tempfile
+
 from absl import app
 from absl import flags
 import tensorflow.compat.v2 as tf

tensorflow/python/__init__.py

@@ -21,6 +21,7 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
 
+
 import tensorflow as tf
 """
 

tensorflow/python/compiler/tensorrt/test/tf_trt_integration_test_base.py

@@ -27,6 +27,7 @@ import re
 import shutil
 import tempfile
 import warnings
+
 import numpy as np
 import six
 

tensorflow/python/compiler/tensorrt/trt_convert_test.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import gc
 import os
 import tempfile
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/compiler/xla/xla.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import collections
 import contextlib
+
 from six.moves import xrange  # pylint: disable=redefined-builtin
 
 from tensorflow.compiler.jit.ops import xla_ops

tensorflow/python/data/benchmarks/benchmark_base.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import time
+
 import numpy as np
 
 from tensorflow.python.client import session

tensorflow/python/data/benchmarks/meta_benchmark.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import timeit
+
 import numpy as np
 
 from tensorflow.python.client import session

tensorflow/python/data/kernel_tests/as_numpy_iterator_test.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/data/kernel_tests/fixed_length_record_dataset_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 import gzip
 import os
 import zlib
+
 from absl.testing import parameterized
 
 from tensorflow.python.data.kernel_tests import test_base

tensorflow/python/data/kernel_tests/memory_cleanup_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import gc
 import time
+
 from absl.testing import parameterized
 import six
 

tensorflow/python/data/kernel_tests/unbatch_test.py

@@ -17,7 +17,6 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
 
-
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/distribute/checkpoint_utils_test.py

@@ -26,6 +26,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 from absl.testing import parameterized
 
 from tensorflow.python.distribute import combinations

tensorflow/python/distribute/cluster_resolver/cluster_resolver.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import abc
 
 import collections
+
 import six
 
 from tensorflow.python.client import session

tensorflow/python/distribute/cross_device_ops.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import collections
 import enum
+
 import six
 
 from tensorflow.python.client import device_lib

tensorflow/python/distribute/ctl_correctness_test.py

@@ -18,6 +18,7 @@
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
+
 from absl.testing import parameterized
 import numpy as np
 from tensorflow.python import keras

tensorflow/python/distribute/distribute_coordinator_test.py

@@ -25,6 +25,7 @@ import os
 import sys
 import threading
 import time
+
 import six
 
 _portpicker_import_error = None

tensorflow/python/distribute/input_lib_test.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import collections
 import json
 import threading
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/distribute/multi_worker_continuous_run_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import json
 import os
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/distribute/multi_worker_test_base.py

@@ -26,6 +26,7 @@ import subprocess
 import sys
 import threading
 import unittest
+
 import six
 
 _portpicker_import_error = None

tensorflow/python/distribute/parameter_server_strategy_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import copy
 import threading
+
 from absl.testing import parameterized
 from tensorflow.core.protobuf import config_pb2
 from tensorflow.python.data.ops import dataset_ops

tensorflow/python/distribute/saved_model_test_base.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/distribute/values_test.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import collections
 import itertools
 import os
+
 from absl.testing import parameterized
 from tensorflow.core.protobuf import config_pb2
 from tensorflow.python.distribute import combinations

tensorflow/python/distribute/warm_starting_util_test.py

@@ -26,6 +26,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 from absl.testing import parameterized
 
 from tensorflow.python.distribute import combinations

tensorflow/python/feature_column/sequence_feature_column_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/framework/composite_tensor_test.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import gc
 import sys
 import weakref
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/framework/convert_to_constants_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from tensorflow.python import keras

tensorflow/python/framework/graph_util_impl.py

@@ -20,6 +20,7 @@ from __future__ import division
 from __future__ import print_function
 import copy
 import re
+
 import six
 
 from tensorflow.core.framework import attr_value_pb2

tensorflow/python/framework/indexed_slices.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 
 import collections
 import warnings
+
 import numpy as np
 
 from tensorflow.python import tf2

tensorflow/python/framework/sparse_tensor.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python import pywrap_tensorflow  # pylint: disable=unused-import

tensorflow/python/framework/tensor_util_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import contextlib
 import sys
+
 import numpy as np
 
 from tensorflow.python.framework import constant_op

tensorflow/python/framework/type_spec.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import abc
+
 import numpy as np
 import six
 

tensorflow/python/grappler/auto_mixed_precision_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import os
 import unittest
+
 import numpy as np
 
 from tensorflow.core.framework import types_pb2

tensorflow/python/grappler/hierarchical_controller.py

@@ -26,6 +26,7 @@ from __future__ import division
 from __future__ import print_function
 
 import math
+
 import numpy as np
 import six
 from tensorflow.python.framework import constant_op

tensorflow/python/keras/distribute/keras_correctness_test_base.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import functools
+
 from absl.testing import parameterized
 import numpy as np
 import six

tensorflow/python/keras/distribute/keras_utils_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import collections
 import tempfile
+
 from absl.testing import parameterized
 import numpy as np
 from tensorflow.python import keras

tensorflow/python/keras/distribute/multi_worker_fault_tolerance_test.py

@@ -23,6 +23,7 @@ import signal
 import sys
 import tempfile
 import threading
+
 from absl.testing import parameterized
 from tensorflow.python.distribute import collective_all_reduce_strategy as collective_strategy
 from tensorflow.python.distribute import combinations

tensorflow/python/keras/distribute/multi_worker_training_state_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 import os
 import sys
+
 from absl.testing import parameterized
 from tensorflow.python.distribute import combinations
 from tensorflow.python.distribute import multi_worker_test_base as test_base

tensorflow/python/keras/engine/base_layer_test.py

@@ -22,6 +22,7 @@ import copy
 import os
 import sys
 import traceback
+
 import numpy as np
 
 from tensorflow.python import keras

tensorflow/python/keras/engine/base_preprocessing_layer.py

@@ -19,6 +19,7 @@ from __future__ import print_function
 
 import abc
 import collections
+
 import numpy as np
 
 from tensorflow.python.data.experimental.ops import cardinality

tensorflow/python/keras/engine/base_preprocessing_layer_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import json
+
 import numpy as np
 
 from tensorflow.python import keras

tensorflow/python/keras/engine/compile_utils.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import copy
+
 import six
 
 from tensorflow.python.keras import losses as losses_mod

tensorflow/python/keras/engine/training.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python.data.ops import dataset_ops

tensorflow/python/keras/engine/training_v1.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python import tf2

tensorflow/python/keras/layers/cudnn_recurrent_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import os
 import tempfile
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/keras/layers/preprocessing/preprocessing_test_utils.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python.platform import test

tensorflow/python/keras/layers/recurrent_v2_test.py

@@ -21,7 +21,6 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
 
-
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/keras/metrics.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 
 import abc
 import types
+
 import numpy as np
 import six
 

tensorflow/python/keras/metrics_test.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import json
 import math
 import os
+
 import numpy as np
 
 from tensorflow.python.eager import context

tensorflow/python/keras/optimizer_v2/learning_rate_schedule_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import math
+
 from absl.testing import parameterized
 
 from tensorflow.python.eager import backprop

tensorflow/python/keras/utils/conv_utils.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import itertools
+
 import numpy as np
 from six.moves import range  # pylint: disable=redefined-builtin
 

tensorflow/python/keras/utils/version_utils_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import abc
+
 import numpy as np
 import six
 

tensorflow/python/kernel_tests/argmax_op_test.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import functools
+
 import numpy as np
 
 from tensorflow.python.framework import dtypes

tensorflow/python/kernel_tests/bias_op_deterministic_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from absl.testing import parameterized

tensorflow/python/kernel_tests/check_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import time
+
 import numpy as np
 
 from tensorflow.core.protobuf import config_pb2

tensorflow/python/kernel_tests/checkpoint_ops_test.py

@@ -18,6 +18,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from tensorflow.python.framework import constant_op

tensorflow/python/kernel_tests/cudnn_deterministic_base.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python.framework import constant_op

tensorflow/python/kernel_tests/lookup_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import print_function
 
 import os
 import tempfile
+
 import numpy as np
 import six
 

tensorflow/python/kernel_tests/matmul_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import operator
+
 import numpy as np
 
 from tensorflow.python import tf2

tensorflow/python/kernel_tests/matrix_logarithm_op_test.py

@@ -18,7 +18,6 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
 
-
 import numpy as np
 
 from tensorflow.python.client import session

tensorflow/python/kernel_tests/pooling_ops_test.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import collections
 import os
+
 import numpy as np
 
 from tensorflow.python.eager import context

tensorflow/python/kernel_tests/softmax_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import unittest
+
 import numpy as np
 
 

tensorflow/python/kernel_tests/tridiagonal_matmul_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import itertools
+
 import numpy as np
 
 from tensorflow.python.client import session

tensorflow/python/kernel_tests/tridiagonal_solve_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import itertools
+
 import numpy as np
 
 from tensorflow.python.eager import backprop

tensorflow/python/layers/normalization_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os
+
 import numpy as np
 
 from tensorflow.core.protobuf import saver_pb2

tensorflow/python/lib/io/file_io_test.py

@@ -20,6 +20,7 @@ from __future__ import division
 from __future__ import print_function
 
 import os.path
+
 import numpy as np
 
 from tensorflow.python.framework import errors

tensorflow/python/ops/check_ops.py

@@ -20,6 +20,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python.eager import context

tensorflow/python/ops/collective_ops_benchmark.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import time
+
 import numpy as np
 
 from tensorflow.core.protobuf import config_pb2

tensorflow/python/ops/control_flow_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/ops/distributions/util.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import functools
 import hashlib
+
 import numpy as np
 
 from tensorflow.python.framework import constant_op

tensorflow/python/ops/gradients_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 import sys
 import warnings
+
 from absl.testing import parameterized
 import numpy as np
 from tensorflow.python.client import session

tensorflow/python/ops/linalg/linear_operator_test_util.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import abc
 import itertools
+
 import numpy as np
 import six
 

tensorflow/python/ops/lookup_ops.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 import collections
 import functools
 import uuid
+
 import six
 
 from tensorflow.python.eager import context

tensorflow/python/ops/nccl_ops_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 from functools import partial
+
 import numpy as np
 
 from tensorflow.python.framework import errors

tensorflow/python/ops/ragged/ragged_dispatch.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import collections
+
 import numpy as np
 
 from tensorflow.python.framework import dtypes

tensorflow/python/ops/ragged/ragged_rank_op_test.py

@@ -17,6 +17,7 @@
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
+
 from absl.testing import parameterized
 from tensorflow.python.framework import test_util
 from tensorflow.python.ops.ragged import ragged_array_ops

tensorflow/python/ops/ragged/ragged_segment_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import math
+
 from absl.testing import parameterized
 
 from tensorflow.python.framework import constant_op

tensorflow/python/ops/ragged/ragged_tensor.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 import functools
 import operator
+
 import numpy as np
 
 from tensorflow.python import tf2

tensorflow/python/ops/ragged/ragged_to_tensor_op_test.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import random
+
 from absl.testing import parameterized
 import numpy as np
 

tensorflow/python/ops/ragged/ragged_where_op_test.py

@@ -17,6 +17,7 @@
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
+
 from absl.testing import parameterized
 from tensorflow.python.framework import test_util
 from tensorflow.python.ops.ragged import ragged_factory_ops

tensorflow/python/ops/structured/structured_tensor.py

@@ -19,6 +19,7 @@ from __future__ import division
 from __future__ import print_function
 
 import re
+
 import numpy as np
 
 from tensorflow.python.framework import composite_tensor

tensorflow/python/ops/tensor_array_ops.py

@@ -20,6 +20,7 @@ from __future__ import division
 from __future__ import print_function
 
 import contextlib
+
 import numpy as np
 import traceback
 import weakref

tensorflow/python/ops/variables.py

@@ -21,6 +21,7 @@ import enum  # pylint: disable=g-bad-import-order
 import itertools
 import functools
 import os
+
 import six
 
 from tensorflow.core.framework import attr_value_pb2

tensorflow/python/platform/flags.py

@@ -22,6 +22,7 @@ import logging as _logging
 import sys as _sys
 
 # go/tf-wildcard-import
+
 from absl.flags import *  # pylint: disable=wildcard-import
 import six as _six