Explicitly replace "import tensorflow" with "tensorflow.compat.v1"

PiperOrigin-RevId: 286199180

classifier_utils.py

@@ -24,7 +24,7 @@
 import modeling
 import optimization
 import tokenization
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 from tensorflow.contrib import data as contrib_data
 from tensorflow.contrib import metrics as contrib_metrics
 from tensorflow.contrib import tpu as contrib_tpu

lamb_optimizer.py

@@ -21,7 +21,7 @@
 
 import re
 import six
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 
 # pylint: disable=g-direct-tensorflow-import
 from tensorflow.python.ops import array_ops

modeling.py

@@ -30,7 +30,7 @@
 import numpy as np
 import six
 from six.moves import range
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 from tensorflow.contrib import layers as contrib_layers
 
 

modeling_test.py

@@ -25,7 +25,7 @@
 import modeling
 import six
 from six.moves import range
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 
 
 class AlbertModelTest(tf.test.TestCase):

optimization.py

@@ -22,7 +22,7 @@
 import lamb_optimizer
 import six
 from six.moves import zip
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 from tensorflow.contrib import tpu as contrib_tpu
 
 

optimization_test.py

@@ -19,7 +19,7 @@
 import optimization
 from six.moves import range
 from six.moves import zip
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 
 
 class OptimizationTest(tf.test.TestCase):

squad_utils.py

@@ -32,7 +32,7 @@
 import six
 from six.moves import map
 from six.moves import range
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 from tensorflow.contrib import data as contrib_data
 from tensorflow.contrib import layers as contrib_layers
 from tensorflow.contrib import tpu as contrib_tpu

tokenization.py

@@ -25,7 +25,7 @@
 import unicodedata
 import six
 from six.moves import range
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 import sentencepiece as spm
 
 SPIECE_UNDERLINE = u"▁".encode("utf-8")

tokenization_test.py

@@ -20,7 +20,7 @@
 import tempfile
 import tokenization
 import six
-import tensorflow as tf
+import tensorflow.compat.v1 as tf
 
 
 class TokenizationTest(tf.test.TestCase):