Made changes requested in code review

Author: kmvanbrunt

cmd2/ansi.py

@@ -184,7 +184,7 @@ def strip_style(text: str) -> str:
 
 def style_aware_wcswidth(text: str) -> int:
     """
-    Wrap wcswidth to make it compatible with strings that contains ANSI style sequences.
+    Wrap wcswidth to make it compatible with strings that contain ANSI style sequences.
     This is intended for single line strings. If text contains a newline, this
     function will return -1. For multiline strings, call widest_line() instead.
 

cmd2/argparse_completer.py

@@ -526,7 +526,7 @@ def _complete_flags(self, text: str, line: str, begidx: int, endidx: int, matche
     def _format_completions(self, arg_state: _ArgumentState, completions: List[Union[str, CompletionItem]]) -> List[str]:
         # Check if the results are CompletionItems and that there aren't too many to display
         if 1 < len(completions) <= self._cmd2_app.max_completion_items and isinstance(completions[0], CompletionItem):
-            four_spaces = '    '
+            four_spaces = 4 * ' '
 
             # If the user has not already sorted the CompletionItems, then sort them before appending the descriptions
             if not self._cmd2_app.matches_sorted: