diff --git a/cmweather/_cm.py b/cmweather/_cm.py
index 3b35eed..3ade8b2 100644
--- a/cmweather/_cm.py
+++ b/cmweather/_cm.py
@@ -149,7 +149,7 @@
 
 
 _NWS_CC_data = {
-    "blue": [
+    'blue': [
         (0.00000000, 0.54901961, 0.54901961),
         (0.42857143, 0.54901961, 0.54901961),
         (0.43809524, 0.56209150, 0.56209150),
@@ -211,9 +211,9 @@
         (0.97142857, 0.74117647, 0.74117647),
         (0.98095238, 0.69019608, 0.69019608),
         (0.99047619, 0.63921569, 0.63921569),
-        (1.00000000, 0.58823529, 0.58823529)
+        (1.00000000, 0.58823529, 0.58823529),
     ],
-    "green": [
+    'green': [
         (0.00000000, 0.05882353, 0.05882353),
         (0.42857143, 0.05882353, 0.05882353),
         (0.43809524, 0.05751634, 0.05751634),
@@ -275,9 +275,9 @@
         (0.97142857, 0.50980392, 0.50980392),
         (0.98095238, 0.41176471, 0.41176471),
         (0.99047619, 0.31372549, 0.31372549),
-        (1.00000000, 0.21568627, 0.21568627)
+        (1.00000000, 0.21568627, 0.21568627),
     ],
-    "red": [
+    'red': [
         (0.00000000, 0.05882353, 0.05882353),
         (0.42857143, 0.05882353, 0.05882353),
         (0.43809524, 0.05751634, 0.05751634),
@@ -339,8 +339,8 @@
         (0.97142857, 0.85882353, 0.85882353),
         (0.98095238, 0.78823529, 0.78823529),
         (0.99047619, 0.71764706, 0.71764706),
-        (1.00000000, 0.64705882, 0.64705882)
-    ]
+        (1.00000000, 0.64705882, 0.64705882),
+    ],
 }
 
 # Colors maps from Patrick Marsh (http://www.pmarshwx.com/)
@@ -2076,7 +2076,7 @@
     'NWSRef': _NWSRef_data,
     'NWSVel': _NWSVel_data,
     'NWS_SPW': _NWS_SPW_data,
-    'NWS_CC' : _NWS_CC_data,
+    'NWS_CC': _NWS_CC_data,
     'RefDiff': _RefDiff_data,
     'Carbone11': _Carbone11_data,
     'Carbone17': _Carbone17_data,
diff --git a/cmweather/_cm_colorblind.py b/cmweather/_cm_colorblind.py
index 8ff7831..326beb4 100644
--- a/cmweather/_cm_colorblind.py
+++ b/cmweather/_cm_colorblind.py
@@ -51,7 +51,7 @@ def yuv_rainbow_24(nc):
 
 # Plasmidis colormap for radar correlation coefficient
 
-plasmidis_rgb_vals = np.genfromtxt(os.path.join(data_dir, "plasmidis-rgb.txt"))
+plasmidis_rgb_vals = np.genfromtxt(os.path.join(data_dir, 'plasmidis-rgb.txt'))
 
 
 # HomeyerRainbow developed by Cameron Homeyer with assistance from Bobby Jackson