From bc963a3923915edfcf6d1c9ca886530e0838cb2f Mon Sep 17 00:00:00 2001
From: Googler <no-reply@google.com>
Date: Wed, 4 Dec 2024 10:11:53 -0800
Subject: [PATCH] Automated Code Change

PiperOrigin-RevId: 702768041
---
 tensorflow_probability/python/bijectors/ascending_test.py       | 2 --
 tensorflow_probability/python/bijectors/batch_normalization.py  | 1 -
 .../python/bijectors/batch_normalization_test.py                | 2 --
 tensorflow_probability/python/bijectors/bijector.py             | 1 -
 .../python/bijectors/bijector_composition_test.py               | 2 --
 tensorflow_probability/python/bijectors/bijector_test.py        | 1 -
 tensorflow_probability/python/bijectors/bijector_test_util.py   | 1 -
 tensorflow_probability/python/bijectors/blockwise_test.py       | 2 --
 tensorflow_probability/python/bijectors/chain_test.py           | 1 -
 .../python/bijectors/cholesky_outer_product.py                  | 1 -
 .../python/bijectors/cholesky_outer_product_test.py             | 1 -
 .../python/bijectors/cholesky_to_inv_cholesky_test.py           | 1 -
 tensorflow_probability/python/bijectors/correlation_cholesky.py | 2 --
 .../python/bijectors/correlation_cholesky_test.py               | 2 --
 tensorflow_probability/python/bijectors/cumsum_test.py          | 2 --
 .../python/bijectors/discrete_cosine_transform_test.py          | 2 --
 tensorflow_probability/python/bijectors/exp_test.py             | 2 --
 tensorflow_probability/python/bijectors/expm1_test.py           | 2 --
 tensorflow_probability/python/bijectors/ffjord_test.py          | 2 --
 tensorflow_probability/python/bijectors/fill_scale_tril_test.py | 1 -
 tensorflow_probability/python/bijectors/fill_triangular.py      | 1 -
 tensorflow_probability/python/bijectors/fill_triangular_test.py | 1 -
 tensorflow_probability/python/bijectors/frechet_cdf_test.py     | 2 --
 tensorflow_probability/python/bijectors/gev_cdf_test.py         | 2 --
 tensorflow_probability/python/bijectors/glow_test.py            | 1 -
 tensorflow_probability/python/bijectors/gompertz_cdf_test.py    | 2 --
 tensorflow_probability/python/bijectors/gumbel_cdf_test.py      | 2 --
 tensorflow_probability/python/bijectors/householder_test.py     | 1 -
 tensorflow_probability/python/bijectors/identity_test.py        | 2 --
 tensorflow_probability/python/bijectors/inline_test.py          | 1 -
 .../python/bijectors/iterated_sigmoid_centered_test.py          | 2 --
 tensorflow_probability/python/bijectors/joint_map_test.py       | 2 --
 tensorflow_probability/python/bijectors/kumaraswamy_cdf_test.py | 1 -
 .../python/bijectors/masked_autoregressive.py                   | 1 -
 .../python/bijectors/masked_autoregressive_test.py              | 2 --
 .../python/bijectors/matrix_inverse_tril_test.py                | 2 --
 tensorflow_probability/python/bijectors/moyal_cdf.py            | 1 -
 tensorflow_probability/python/bijectors/moyal_cdf_test.py       | 2 --
 tensorflow_probability/python/bijectors/normal_cdf.py           | 1 -
 tensorflow_probability/python/bijectors/normal_cdf_test.py      | 2 --
 tensorflow_probability/python/bijectors/permute.py              | 1 -
 tensorflow_probability/python/bijectors/permute_test.py         | 2 --
 tensorflow_probability/python/bijectors/power.py                | 2 --
 tensorflow_probability/python/bijectors/power_test.py           | 1 -
 tensorflow_probability/python/bijectors/power_transform_test.py | 2 --
 tensorflow_probability/python/bijectors/rayleigh_cdf_test.py    | 2 --
 tensorflow_probability/python/bijectors/real_nvp_test.py        | 1 -
 tensorflow_probability/python/bijectors/reciprocal_test.py      | 2 --
 tensorflow_probability/python/bijectors/reshape.py              | 1 -
 tensorflow_probability/python/bijectors/reshape_test.py         | 2 --
 tensorflow_probability/python/bijectors/restructure_test.py     | 2 --
 .../python/bijectors/scale_matvec_diag_test.py                  | 1 -
 .../python/bijectors/scale_matvec_linear_operator_test.py       | 1 -
 tensorflow_probability/python/bijectors/scale_matvec_lu_test.py | 2 --
 .../python/bijectors/scale_matvec_tril_test.py                  | 1 -
 tensorflow_probability/python/bijectors/scale_test.py           | 1 -
 tensorflow_probability/python/bijectors/shift_test.py           | 2 --
 .../python/bijectors/shifted_gompertz_cdf_test.py               | 2 --
 tensorflow_probability/python/bijectors/sigmoid_test.py         | 2 --
 tensorflow_probability/python/bijectors/sinh_arcsinh_test.py    | 2 --
 tensorflow_probability/python/bijectors/sinh_test.py            | 2 --
 tensorflow_probability/python/bijectors/soft_clip.py            | 2 --
 tensorflow_probability/python/bijectors/soft_clip_test.py       | 2 --
 tensorflow_probability/python/bijectors/softfloor_test.py       | 2 --
 .../python/bijectors/softmax_centered_test.py                   | 2 --
 tensorflow_probability/python/bijectors/softplus_test.py        | 2 --
 tensorflow_probability/python/bijectors/softsign_test.py        | 2 --
 tensorflow_probability/python/bijectors/split_test.py           | 1 -
 tensorflow_probability/python/bijectors/square.py               | 1 -
 tensorflow_probability/python/bijectors/square_test.py          | 2 --
 tensorflow_probability/python/bijectors/tanh_test.py            | 2 --
 .../python/bijectors/transform_diagonal_test.py                 | 2 --
 tensorflow_probability/python/bijectors/transpose.py            | 1 -
 tensorflow_probability/python/bijectors/transpose_test.py       | 1 -
 tensorflow_probability/python/bijectors/unit_vector_test.py     | 2 --
 tensorflow_probability/python/bijectors/weibull_cdf_test.py     | 2 --
 76 files changed, 122 deletions(-)

diff --git a/tensorflow_probability/python/bijectors/ascending_test.py b/tensorflow_probability/python/bijectors/ascending_test.py
index c4b6df3e96..09046009ae 100644
--- a/tensorflow_probability/python/bijectors/ascending_test.py
+++ b/tensorflow_probability/python/bijectors/ascending_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/batch_normalization.py b/tensorflow_probability/python/bijectors/batch_normalization.py
index 74537c9c6c..5fc8f2a074 100644
--- a/tensorflow_probability/python/bijectors/batch_normalization.py
+++ b/tensorflow_probability/python/bijectors/batch_normalization.py
@@ -15,7 +15,6 @@
 """Batch Norm bijector."""
 
 
-# Dependency imports
 import tensorflow.compat.v2 as tf
 
 from tensorflow_probability.python.bijectors import bijector
diff --git a/tensorflow_probability/python/bijectors/batch_normalization_test.py b/tensorflow_probability/python/bijectors/batch_normalization_test.py
index 7a1604380d..af303f7af6 100644
--- a/tensorflow_probability/python/bijectors/batch_normalization_test.py
+++ b/tensorflow_probability/python/bijectors/batch_normalization_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for BatchNorm Bijector."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v1 as tf1
diff --git a/tensorflow_probability/python/bijectors/bijector.py b/tensorflow_probability/python/bijectors/bijector.py
index dd10b51ad5..41b5c933a2 100644
--- a/tensorflow_probability/python/bijectors/bijector.py
+++ b/tensorflow_probability/python/bijectors/bijector.py
@@ -17,7 +17,6 @@
 import abc
 import contextlib
 
-# Dependency imports
 import numpy as np
 import tensorflow.compat.v2 as tf
 
diff --git a/tensorflow_probability/python/bijectors/bijector_composition_test.py b/tensorflow_probability/python/bijectors/bijector_composition_test.py
index b40a0ebd31..3bd8dee25d 100644
--- a/tensorflow_probability/python/bijectors/bijector_composition_test.py
+++ b/tensorflow_probability/python/bijectors/bijector_composition_test.py
@@ -16,8 +16,6 @@
 
 import functools
 
-# Dependency imports
-
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import chain
 from tensorflow_probability.python.bijectors import exp
diff --git a/tensorflow_probability/python/bijectors/bijector_test.py b/tensorflow_probability/python/bijectors/bijector_test.py
index 76c4cb5467..e8dea2ef4d 100644
--- a/tensorflow_probability/python/bijectors/bijector_test.py
+++ b/tensorflow_probability/python/bijectors/bijector_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
 from absl.testing import parameterized
 import mock
 import numpy as np
diff --git a/tensorflow_probability/python/bijectors/bijector_test_util.py b/tensorflow_probability/python/bijectors/bijector_test_util.py
index 35732b2c5e..c5c51c8367 100644
--- a/tensorflow_probability/python/bijectors/bijector_test_util.py
+++ b/tensorflow_probability/python/bijectors/bijector_test_util.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Bijector unit-test utilities."""
 
-# Dependency imports
 from absl import logging
 import numpy as np
 
diff --git a/tensorflow_probability/python/bijectors/blockwise_test.py b/tensorflow_probability/python/bijectors/blockwise_test.py
index 39d5c6f6d6..df571282db 100644
--- a/tensorflow_probability/python/bijectors/blockwise_test.py
+++ b/tensorflow_probability/python/bijectors/blockwise_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for the Blockwise bijector."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import mock
 import tensorflow.compat.v1 as tf1
diff --git a/tensorflow_probability/python/bijectors/chain_test.py b/tensorflow_probability/python/bijectors/chain_test.py
index e68cef3ca4..db00687a7e 100644
--- a/tensorflow_probability/python/bijectors/chain_test.py
+++ b/tensorflow_probability/python/bijectors/chain_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Chain Tests."""
 
-# Dependency imports
 import mock
 
 import numpy as np
diff --git a/tensorflow_probability/python/bijectors/cholesky_outer_product.py b/tensorflow_probability/python/bijectors/cholesky_outer_product.py
index b7dcb9c75a..ee6360623a 100644
--- a/tensorflow_probability/python/bijectors/cholesky_outer_product.py
+++ b/tensorflow_probability/python/bijectors/cholesky_outer_product.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """CholeskyOuterProduct bijector."""
 
-# Dependency imports
 import numpy as np
 import tensorflow.compat.v2 as tf
 
diff --git a/tensorflow_probability/python/bijectors/cholesky_outer_product_test.py b/tensorflow_probability/python/bijectors/cholesky_outer_product_test.py
index 70b764e1ed..9cc1f2b94e 100644
--- a/tensorflow_probability/python/bijectors/cholesky_outer_product_test.py
+++ b/tensorflow_probability/python/bijectors/cholesky_outer_product_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/cholesky_to_inv_cholesky_test.py b/tensorflow_probability/python/bijectors/cholesky_to_inv_cholesky_test.py
index 95c75d089a..9a50cda4a0 100644
--- a/tensorflow_probability/python/bijectors/cholesky_to_inv_cholesky_test.py
+++ b/tensorflow_probability/python/bijectors/cholesky_to_inv_cholesky_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for CholeskyToInvCholesky bijector."""
 
-# Dependency imports
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import cholesky_to_inv_cholesky
diff --git a/tensorflow_probability/python/bijectors/correlation_cholesky.py b/tensorflow_probability/python/bijectors/correlation_cholesky.py
index 5715727692..60a0a4e20a 100644
--- a/tensorflow_probability/python/bijectors/correlation_cholesky.py
+++ b/tensorflow_probability/python/bijectors/correlation_cholesky.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """CorrelationCholesky bijector."""
 
-# Dependency imports
-
 import tensorflow.compat.v2 as tf
 
 from tensorflow_probability.python.bijectors import bijector
diff --git a/tensorflow_probability/python/bijectors/correlation_cholesky_test.py b/tensorflow_probability/python/bijectors/correlation_cholesky_test.py
index 36f44d92d8..764f311158 100644
--- a/tensorflow_probability/python/bijectors/correlation_cholesky_test.py
+++ b/tensorflow_probability/python/bijectors/correlation_cholesky_test.py
@@ -16,8 +16,6 @@
 
 import itertools
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/cumsum_test.py b/tensorflow_probability/python/bijectors/cumsum_test.py
index aa927614b0..9668fb3378 100644
--- a/tensorflow_probability/python/bijectors/cumsum_test.py
+++ b/tensorflow_probability/python/bijectors/cumsum_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Cumsum Tests."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/discrete_cosine_transform_test.py b/tensorflow_probability/python/bijectors/discrete_cosine_transform_test.py
index 5097ef4f63..83d658be84 100644
--- a/tensorflow_probability/python/bijectors/discrete_cosine_transform_test.py
+++ b/tensorflow_probability/python/bijectors/discrete_cosine_transform_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for DCT Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import fftpack
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/exp_test.py b/tensorflow_probability/python/bijectors/exp_test.py
index c6f2bbe941..7a1569e48f 100644
--- a/tensorflow_probability/python/bijectors/exp_test.py
+++ b/tensorflow_probability/python/bijectors/exp_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Exp Tests."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/expm1_test.py b/tensorflow_probability/python/bijectors/expm1_test.py
index 88d6971e81..89738a96da 100644
--- a/tensorflow_probability/python/bijectors/expm1_test.py
+++ b/tensorflow_probability/python/bijectors/expm1_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Expm1 Tests."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/ffjord_test.py b/tensorflow_probability/python/bijectors/ffjord_test.py
index 2e4159b140..b1c1676533 100644
--- a/tensorflow_probability/python/bijectors/ffjord_test.py
+++ b/tensorflow_probability/python/bijectors/ffjord_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """FFJORD tests."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v1 as tf1
diff --git a/tensorflow_probability/python/bijectors/fill_scale_tril_test.py b/tensorflow_probability/python/bijectors/fill_scale_tril_test.py
index 3d1f7f3972..7e0b83541d 100644
--- a/tensorflow_probability/python/bijectors/fill_scale_tril_test.py
+++ b/tensorflow_probability/python/bijectors/fill_scale_tril_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for FillScaleTriL bijector."""
 
-# Dependency imports
 import numpy as np
 from tensorflow_probability.python.bijectors import exp
 from tensorflow_probability.python.bijectors import fill_scale_tril
diff --git a/tensorflow_probability/python/bijectors/fill_triangular.py b/tensorflow_probability/python/bijectors/fill_triangular.py
index 75acda49a7..48b69deb1f 100644
--- a/tensorflow_probability/python/bijectors/fill_triangular.py
+++ b/tensorflow_probability/python/bijectors/fill_triangular.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """FillTriangular bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/fill_triangular_test.py b/tensorflow_probability/python/bijectors/fill_triangular_test.py
index 7458439217..0fc6d99c80 100644
--- a/tensorflow_probability/python/bijectors/fill_triangular_test.py
+++ b/tensorflow_probability/python/bijectors/fill_triangular_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for FillTriangular bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/frechet_cdf_test.py b/tensorflow_probability/python/bijectors/frechet_cdf_test.py
index 41be89957f..f0ea1885f6 100644
--- a/tensorflow_probability/python/bijectors/frechet_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/frechet_cdf_test.py
@@ -13,8 +13,6 @@
 # ============================================================================
 """Tests for the Frechet Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/gev_cdf_test.py b/tensorflow_probability/python/bijectors/gev_cdf_test.py
index c847e64dfd..a7845d735e 100644
--- a/tensorflow_probability/python/bijectors/gev_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/gev_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/glow_test.py b/tensorflow_probability/python/bijectors/glow_test.py
index 37903ea362..73d8d9f708 100644
--- a/tensorflow_probability/python/bijectors/glow_test.py
+++ b/tensorflow_probability/python/bijectors/glow_test.py
@@ -15,7 +15,6 @@
 """Tests for tensorflow_probability.python.bijectors.glow."""
 
 import functools
-# Dependency imports
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/gompertz_cdf_test.py b/tensorflow_probability/python/bijectors/gompertz_cdf_test.py
index 1d6e95727d..ba3cf1f6e2 100644
--- a/tensorflow_probability/python/bijectors/gompertz_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/gompertz_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/gumbel_cdf_test.py b/tensorflow_probability/python/bijectors/gumbel_cdf_test.py
index ce65ae0689..b376a7448f 100644
--- a/tensorflow_probability/python/bijectors/gumbel_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/gumbel_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/householder_test.py b/tensorflow_probability/python/bijectors/householder_test.py
index 0be35d5fe3..caf8bc81de 100644
--- a/tensorflow_probability/python/bijectors/householder_test.py
+++ b/tensorflow_probability/python/bijectors/householder_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
 from absl.testing import parameterized
 from tensorflow_probability.python.bijectors import householder
 from tensorflow_probability.python.internal import test_util
diff --git a/tensorflow_probability/python/bijectors/identity_test.py b/tensorflow_probability/python/bijectors/identity_test.py
index c2d310e0b3..dd5133f77e 100644
--- a/tensorflow_probability/python/bijectors/identity_test.py
+++ b/tensorflow_probability/python/bijectors/identity_test.py
@@ -16,8 +16,6 @@
 
 import weakref
 
-# Dependency imports
-
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
 from tensorflow_probability.python.bijectors import identity
diff --git a/tensorflow_probability/python/bijectors/inline_test.py b/tensorflow_probability/python/bijectors/inline_test.py
index 2665eeff6d..02c80e3225 100644
--- a/tensorflow_probability/python/bijectors/inline_test.py
+++ b/tensorflow_probability/python/bijectors/inline_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/iterated_sigmoid_centered_test.py b/tensorflow_probability/python/bijectors/iterated_sigmoid_centered_test.py
index 99b6baf4a9..6c2a4378e0 100644
--- a/tensorflow_probability/python/bijectors/iterated_sigmoid_centered_test.py
+++ b/tensorflow_probability/python/bijectors/iterated_sigmoid_centered_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for IteratedSigmoidCenteredBijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/joint_map_test.py b/tensorflow_probability/python/bijectors/joint_map_test.py
index 2dbab68a4c..918d6508bf 100644
--- a/tensorflow_probability/python/bijectors/joint_map_test.py
+++ b/tensorflow_probability/python/bijectors/joint_map_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """JointMap Tests."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/kumaraswamy_cdf_test.py b/tensorflow_probability/python/bijectors/kumaraswamy_cdf_test.py
index c4d05e7fa9..e08e75216d 100644
--- a/tensorflow_probability/python/bijectors/kumaraswamy_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/kumaraswamy_cdf_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Kumaraswamy Bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/masked_autoregressive.py b/tensorflow_probability/python/bijectors/masked_autoregressive.py
index 7c1fb5b60d..06ce767be0 100644
--- a/tensorflow_probability/python/bijectors/masked_autoregressive.py
+++ b/tensorflow_probability/python/bijectors/masked_autoregressive.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """MaskedAutoregressiveFlow bijector."""
 
-# Dependency imports
 import numpy as np
 import six
 import tensorflow.compat.v1 as tf1
diff --git a/tensorflow_probability/python/bijectors/masked_autoregressive_test.py b/tensorflow_probability/python/bijectors/masked_autoregressive_test.py
index cbae66d443..e6374fe4ae 100644
--- a/tensorflow_probability/python/bijectors/masked_autoregressive_test.py
+++ b/tensorflow_probability/python/bijectors/masked_autoregressive_test.py
@@ -16,8 +16,6 @@
 
 import itertools
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import six
diff --git a/tensorflow_probability/python/bijectors/matrix_inverse_tril_test.py b/tensorflow_probability/python/bijectors/matrix_inverse_tril_test.py
index c9354cc761..56cf484aab 100644
--- a/tensorflow_probability/python/bijectors/matrix_inverse_tril_test.py
+++ b/tensorflow_probability/python/bijectors/matrix_inverse_tril_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for MatrixInverseTriL bijector."""
 
-# Dependency imports
-
 import numpy as np
 from tensorflow_probability.python.bijectors import bijector_test_util
 from tensorflow_probability.python.bijectors import fill_triangular
diff --git a/tensorflow_probability/python/bijectors/moyal_cdf.py b/tensorflow_probability/python/bijectors/moyal_cdf.py
index e77c505f8e..6dc037469c 100644
--- a/tensorflow_probability/python/bijectors/moyal_cdf.py
+++ b/tensorflow_probability/python/bijectors/moyal_cdf.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Moyal bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/moyal_cdf_test.py b/tensorflow_probability/python/bijectors/moyal_cdf_test.py
index 07923fc4e0..5faed8a0be 100644
--- a/tensorflow_probability/python/bijectors/moyal_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/moyal_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/normal_cdf.py b/tensorflow_probability/python/bijectors/normal_cdf.py
index d329e58288..41aefd4312 100644
--- a/tensorflow_probability/python/bijectors/normal_cdf.py
+++ b/tensorflow_probability/python/bijectors/normal_cdf.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """NormalCDF bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/normal_cdf_test.py b/tensorflow_probability/python/bijectors/normal_cdf_test.py
index 301e922361..708120f7af 100644
--- a/tensorflow_probability/python/bijectors/normal_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/normal_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for NormalCDF Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/permute.py b/tensorflow_probability/python/bijectors/permute.py
index 690584248e..d35202e4cf 100644
--- a/tensorflow_probability/python/bijectors/permute.py
+++ b/tensorflow_probability/python/bijectors/permute.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Permutation bijectors."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/permute_test.py b/tensorflow_probability/python/bijectors/permute_test.py
index 9101e0fcab..d3f27bdd35 100644
--- a/tensorflow_probability/python/bijectors/permute_test.py
+++ b/tensorflow_probability/python/bijectors/permute_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Permute bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/power.py b/tensorflow_probability/python/bijectors/power.py
index 0f2919ff7d..a956c52cc9 100644
--- a/tensorflow_probability/python/bijectors/power.py
+++ b/tensorflow_probability/python/bijectors/power.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Bijector to raise input to a given power."""
 
-# Dependency imports
-
 import tensorflow.compat.v2 as tf
 
 from tensorflow_probability.python.bijectors import bijector
diff --git a/tensorflow_probability/python/bijectors/power_test.py b/tensorflow_probability/python/bijectors/power_test.py
index 9b761799da..b4bb9fa777 100644
--- a/tensorflow_probability/python/bijectors/power_test.py
+++ b/tensorflow_probability/python/bijectors/power_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Power Bijector."""
 
-# Dependency imports
 from absl.testing import parameterized
 
 import numpy as np
diff --git a/tensorflow_probability/python/bijectors/power_transform_test.py b/tensorflow_probability/python/bijectors/power_transform_test.py
index 9c06302611..35982acf3a 100644
--- a/tensorflow_probability/python/bijectors/power_transform_test.py
+++ b/tensorflow_probability/python/bijectors/power_transform_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from tensorflow_probability.python.bijectors import bijector_test_util
 from tensorflow_probability.python.bijectors import power_transform
diff --git a/tensorflow_probability/python/bijectors/rayleigh_cdf_test.py b/tensorflow_probability/python/bijectors/rayleigh_cdf_test.py
index c2e77c05f3..1d1f196330 100644
--- a/tensorflow_probability/python/bijectors/rayleigh_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/rayleigh_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats as scipy_stats
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/real_nvp_test.py b/tensorflow_probability/python/bijectors/real_nvp_test.py
index 90be664d51..56f595fbd9 100644
--- a/tensorflow_probability/python/bijectors/real_nvp_test.py
+++ b/tensorflow_probability/python/bijectors/real_nvp_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for RealNVP."""
 
-# Dependency imports
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v1 as tf1
diff --git a/tensorflow_probability/python/bijectors/reciprocal_test.py b/tensorflow_probability/python/bijectors/reciprocal_test.py
index fc8e150d48..4d1c487619 100644
--- a/tensorflow_probability/python/bijectors/reciprocal_test.py
+++ b/tensorflow_probability/python/bijectors/reciprocal_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for tensorflow_probability.python.bijectors.reciprocal."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/reshape.py b/tensorflow_probability/python/bijectors/reshape.py
index 649e068bc8..3dd6d8627f 100644
--- a/tensorflow_probability/python/bijectors/reshape.py
+++ b/tensorflow_probability/python/bijectors/reshape.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Reshape bijectors."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/reshape_test.py b/tensorflow_probability/python/bijectors/reshape_test.py
index f00dd793bc..c2cb606e08 100644
--- a/tensorflow_probability/python/bijectors/reshape_test.py
+++ b/tensorflow_probability/python/bijectors/reshape_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Reshape Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/restructure_test.py b/tensorflow_probability/python/bijectors/restructure_test.py
index 1b9159762d..9315ff13f9 100644
--- a/tensorflow_probability/python/bijectors/restructure_test.py
+++ b/tensorflow_probability/python/bijectors/restructure_test.py
@@ -16,8 +16,6 @@
 
 import collections
 
-# Dependency imports
-
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import restructure
 from tensorflow_probability.python.distributions import joint_distribution_named
diff --git a/tensorflow_probability/python/bijectors/scale_matvec_diag_test.py b/tensorflow_probability/python/bijectors/scale_matvec_diag_test.py
index 9f44878bd4..ba86f580a4 100644
--- a/tensorflow_probability/python/bijectors/scale_matvec_diag_test.py
+++ b/tensorflow_probability/python/bijectors/scale_matvec_diag_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """ScaleMatvecDiag Tests."""
 
-# Dependency imports
 from absl.testing import parameterized
 import numpy as np
 from tensorflow_probability.python.bijectors import scale_matvec_diag
diff --git a/tensorflow_probability/python/bijectors/scale_matvec_linear_operator_test.py b/tensorflow_probability/python/bijectors/scale_matvec_linear_operator_test.py
index 5d622ef1a5..8a5b89387a 100644
--- a/tensorflow_probability/python/bijectors/scale_matvec_linear_operator_test.py
+++ b/tensorflow_probability/python/bijectors/scale_matvec_linear_operator_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """ScaleMatvecLinearOperator Tests."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/scale_matvec_lu_test.py b/tensorflow_probability/python/bijectors/scale_matvec_lu_test.py
index 13808d4ddb..62b5a26160 100644
--- a/tensorflow_probability/python/bijectors/scale_matvec_lu_test.py
+++ b/tensorflow_probability/python/bijectors/scale_matvec_lu_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for ScaleMatvecLU Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/scale_matvec_tril_test.py b/tensorflow_probability/python/bijectors/scale_matvec_tril_test.py
index 96f9e47557..d4ab28a495 100644
--- a/tensorflow_probability/python/bijectors/scale_matvec_tril_test.py
+++ b/tensorflow_probability/python/bijectors/scale_matvec_tril_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """ScaleMatvecTriL Tests."""
 
-# Dependency imports
 from absl.testing import parameterized
 import numpy as np
 from tensorflow_probability.python.bijectors import scale_matvec_tril
diff --git a/tensorflow_probability/python/bijectors/scale_test.py b/tensorflow_probability/python/bijectors/scale_test.py
index 0da227a9d2..5193367c35 100644
--- a/tensorflow_probability/python/bijectors/scale_test.py
+++ b/tensorflow_probability/python/bijectors/scale_test.py
@@ -15,7 +15,6 @@
 """Scalar Tests."""
 
 
-# Dependency imports
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/shift_test.py b/tensorflow_probability/python/bijectors/shift_test.py
index 9ea8c5ad43..4e01864a8e 100644
--- a/tensorflow_probability/python/bijectors/shift_test.py
+++ b/tensorflow_probability/python/bijectors/shift_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Shift Tests."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 from tensorflow_probability.python.bijectors import shift
 from tensorflow_probability.python.internal import test_util
diff --git a/tensorflow_probability/python/bijectors/shifted_gompertz_cdf_test.py b/tensorflow_probability/python/bijectors/shifted_gompertz_cdf_test.py
index 02140d960d..16ea8b4d13 100644
--- a/tensorflow_probability/python/bijectors/shifted_gompertz_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/shifted_gompertz_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/sigmoid_test.py b/tensorflow_probability/python/bijectors/sigmoid_test.py
index 1ecf924634..796d271830 100644
--- a/tensorflow_probability/python/bijectors/sigmoid_test.py
+++ b/tensorflow_probability/python/bijectors/sigmoid_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Sigmoid Tests."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 from scipy import special
diff --git a/tensorflow_probability/python/bijectors/sinh_arcsinh_test.py b/tensorflow_probability/python/bijectors/sinh_arcsinh_test.py
index 95c3e2e6b1..02272bf06f 100644
--- a/tensorflow_probability/python/bijectors/sinh_arcsinh_test.py
+++ b/tensorflow_probability/python/bijectors/sinh_arcsinh_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for SinhArcsinh Bijector."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/sinh_test.py b/tensorflow_probability/python/bijectors/sinh_test.py
index 2505fcbed3..2761f23f8a 100644
--- a/tensorflow_probability/python/bijectors/sinh_test.py
+++ b/tensorflow_probability/python/bijectors/sinh_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Sinh Tests."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/soft_clip.py b/tensorflow_probability/python/bijectors/soft_clip.py
index d36de7b55e..a57ef3a08a 100644
--- a/tensorflow_probability/python/bijectors/soft_clip.py
+++ b/tensorflow_probability/python/bijectors/soft_clip.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """SoftClip bijector."""
 
-# Dependency imports
-
 import tensorflow.compat.v2 as tf
 
 
diff --git a/tensorflow_probability/python/bijectors/soft_clip_test.py b/tensorflow_probability/python/bijectors/soft_clip_test.py
index b9bbdf04df..b6464f8d18 100644
--- a/tensorflow_probability/python/bijectors/soft_clip_test.py
+++ b/tensorflow_probability/python/bijectors/soft_clip_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for SoftClip Bijector."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 
 import numpy as np
diff --git a/tensorflow_probability/python/bijectors/softfloor_test.py b/tensorflow_probability/python/bijectors/softfloor_test.py
index 6f40460d20..cf03ec3a61 100644
--- a/tensorflow_probability/python/bijectors/softfloor_test.py
+++ b/tensorflow_probability/python/bijectors/softfloor_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/softmax_centered_test.py b/tensorflow_probability/python/bijectors/softmax_centered_test.py
index 13c8b18db2..d6895af833 100644
--- a/tensorflow_probability/python/bijectors/softmax_centered_test.py
+++ b/tensorflow_probability/python/bijectors/softmax_centered_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/softplus_test.py b/tensorflow_probability/python/bijectors/softplus_test.py
index b5e1a442ee..10953d028b 100644
--- a/tensorflow_probability/python/bijectors/softplus_test.py
+++ b/tensorflow_probability/python/bijectors/softplus_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 from absl.testing import parameterized
 import numpy as np
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/softsign_test.py b/tensorflow_probability/python/bijectors/softsign_test.py
index cb5436b923..c9606172b3 100644
--- a/tensorflow_probability/python/bijectors/softsign_test.py
+++ b/tensorflow_probability/python/bijectors/softsign_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from tensorflow_probability.python.bijectors import bijector_test_util
 from tensorflow_probability.python.bijectors import softsign
diff --git a/tensorflow_probability/python/bijectors/split_test.py b/tensorflow_probability/python/bijectors/split_test.py
index 3cf2fd25d1..a678b5746a 100644
--- a/tensorflow_probability/python/bijectors/split_test.py
+++ b/tensorflow_probability/python/bijectors/split_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for Split Bijector."""
 
-# Dependency imports
 from absl.testing import parameterized
 
 import numpy as np
diff --git a/tensorflow_probability/python/bijectors/square.py b/tensorflow_probability/python/bijectors/square.py
index f4fec8b34f..cc86400b36 100644
--- a/tensorflow_probability/python/bijectors/square.py
+++ b/tensorflow_probability/python/bijectors/square.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Square bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/square_test.py b/tensorflow_probability/python/bijectors/square_test.py
index 350b52f648..000e954767 100644
--- a/tensorflow_probability/python/bijectors/square_test.py
+++ b/tensorflow_probability/python/bijectors/square_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from tensorflow_probability.python.bijectors import bijector_test_util
 from tensorflow_probability.python.bijectors import square
diff --git a/tensorflow_probability/python/bijectors/tanh_test.py b/tensorflow_probability/python/bijectors/tanh_test.py
index e944b9ec23..2870a741a3 100644
--- a/tensorflow_probability/python/bijectors/tanh_test.py
+++ b/tensorflow_probability/python/bijectors/tanh_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tanh Tests."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v2 as tf
 from tensorflow_probability.python.bijectors import bijector_test_util
diff --git a/tensorflow_probability/python/bijectors/transform_diagonal_test.py b/tensorflow_probability/python/bijectors/transform_diagonal_test.py
index abb8b77771..25ba7d70e6 100644
--- a/tensorflow_probability/python/bijectors/transform_diagonal_test.py
+++ b/tensorflow_probability/python/bijectors/transform_diagonal_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for TransformDiagonal bijector."""
 
-# Dependency imports
-
 from absl import logging
 import hypothesis as hp
 import hypothesis.strategies as hps
diff --git a/tensorflow_probability/python/bijectors/transpose.py b/tensorflow_probability/python/bijectors/transpose.py
index 40f0359509..d74833fcf8 100644
--- a/tensorflow_probability/python/bijectors/transpose.py
+++ b/tensorflow_probability/python/bijectors/transpose.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Transpose bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/transpose_test.py b/tensorflow_probability/python/bijectors/transpose_test.py
index d8b1960089..c22de0423f 100644
--- a/tensorflow_probability/python/bijectors/transpose_test.py
+++ b/tensorflow_probability/python/bijectors/transpose_test.py
@@ -14,7 +14,6 @@
 # ============================================================================
 """Tests for `Transpose` Bijector."""
 
-# Dependency imports
 import numpy as np
 
 import tensorflow.compat.v1 as tf1
diff --git a/tensorflow_probability/python/bijectors/unit_vector_test.py b/tensorflow_probability/python/bijectors/unit_vector_test.py
index 1497d3c2b8..3d2f21c41e 100644
--- a/tensorflow_probability/python/bijectors/unit_vector_test.py
+++ b/tensorflow_probability/python/bijectors/unit_vector_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for UnitVector Bijector."""
 
-# Dependency imports
-
 import numpy as np
 import tensorflow.compat.v1 as tf1
 import tensorflow.compat.v2 as tf
diff --git a/tensorflow_probability/python/bijectors/weibull_cdf_test.py b/tensorflow_probability/python/bijectors/weibull_cdf_test.py
index af564fe0ad..aa81bf75bd 100644
--- a/tensorflow_probability/python/bijectors/weibull_cdf_test.py
+++ b/tensorflow_probability/python/bijectors/weibull_cdf_test.py
@@ -14,8 +14,6 @@
 # ============================================================================
 """Tests for Bijector."""
 
-# Dependency imports
-
 import numpy as np
 from scipy import stats
 import tensorflow.compat.v2 as tf