Add full stops

Author: AA-Turner

Lib/textwrap.py

@@ -429,13 +429,13 @@ def dedent(text):
     if not text:
         return text
 
-    # If the input is entirely whitespace, return normalized lines
+    # If the input is entirely whitespace, return normalized lines.
     if text.isspace():
         return '\n' * text.count('\n')
 
     lines = text.split('\n')
 
-    # Get length of leading whitespace, inspired by ``os.path.commonprefix()``
+    # Get length of leading whitespace, inspired by ``os.path.commonprefix()``.
     non_blank_lines = [l for l in lines if l and not l.isspace()]
     l1 = min(non_blank_lines)
     l2 = max(non_blank_lines)