diff --git a/colour_hdri/exposure/tests/test_common.py b/colour_hdri/exposure/tests/test_common.py
index 0abd802..db5003f 100644
--- a/colour_hdri/exposure/tests/test_common.py
+++ b/colour_hdri/exposure/tests/test_common.py
@@ -1,6 +1,5 @@
 """Define the unit tests for the :mod:`colour_hdri.exposure.common` module."""
 
-
 import numpy as np
 from colour.constants import TOLERANCE_ABSOLUTE_TESTS
 
diff --git a/colour_hdri/exposure/tests/test_dsc.py b/colour_hdri/exposure/tests/test_dsc.py
index 3917d66..2676d4f 100644
--- a/colour_hdri/exposure/tests/test_dsc.py
+++ b/colour_hdri/exposure/tests/test_dsc.py
@@ -1,6 +1,5 @@
 """Define the unit tests for the :mod:`colour_hdri.exposure.dsc` module."""
 
-
 import numpy as np
 from colour.constants import TOLERANCE_ABSOLUTE_TESTS
 
diff --git a/colour_hdri/generation/tests/test_weighting_functions.py b/colour_hdri/generation/tests/test_weighting_functions.py
index d095622..7f86603 100644
--- a/colour_hdri/generation/tests/test_weighting_functions.py
+++ b/colour_hdri/generation/tests/test_weighting_functions.py
@@ -3,7 +3,6 @@
 :mod:`colour_hdri.generation.weighting_functions` module.
 """
 
-
 import numpy as np
 from colour.constants import TOLERANCE_ABSOLUTE_TESTS
 
diff --git a/colour_hdri/models/tests/test_rgb.py b/colour_hdri/models/tests/test_rgb.py
index 605524a..c029a70 100644
--- a/colour_hdri/models/tests/test_rgb.py
+++ b/colour_hdri/models/tests/test_rgb.py
@@ -1,6 +1,5 @@
 """Define the unit tests for the :mod:`colour_hdri.models.rgb` module."""
 
-
 import numpy as np
 from colour.constants import TOLERANCE_ABSOLUTE_TESTS
 
diff --git a/colour_hdri/tonemapping/global_operators/tests/test_operators.py b/colour_hdri/tonemapping/global_operators/tests/test_operators.py
index 461aca4..af91dd2 100644
--- a/colour_hdri/tonemapping/global_operators/tests/test_operators.py
+++ b/colour_hdri/tonemapping/global_operators/tests/test_operators.py
@@ -3,7 +3,6 @@
 :mod:`colour_hdri.tonemapping.global_operators.operators` module.
 """
 
-
 import numpy as np
 from colour.constants import TOLERANCE_ABSOLUTE_TESTS