General: Update comments.

pywal/format_color.py

@@ -53,7 +53,7 @@ def xrdb(colors):
     x_colors.append(f"URxvt*cursorColor: {colors[15]}\n")
     x_colors.append(f"XTerm*cursorColor: {colors[15]}\n")
 
-    # Colors 0-15
+    # Colors 0-15.
     x_colors.extend([f"*.color{index}: {color}\n*color{index}: {color}\n"
                      for index, color in enumerate(colors)])
 

pywal/settings.py

@@ -1,5 +1,5 @@
 """
-Global variables and classes.
+Global Constants.
 """
 import pathlib