From 98ea589c58c3b99bd25ea37d1e187024776cddd6 Mon Sep 17 00:00:00 2001
From: Edward Betts <edward@4angle.com>
Date: Wed, 6 Dec 2023 20:57:24 +0000
Subject: [PATCH] Add more detailed docstring

---
 web_view.py | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/web_view.py b/web_view.py
index f15d95f..f72aff1 100755
--- a/web_view.py
+++ b/web_view.py
@@ -132,7 +132,27 @@ def index() -> str | Response:
 
 
 def case_flip(s: str) -> str:
-    """Switch case of character."""
+    """
+    Switch the case of a single character.
+
+    If the character is lowercase, it is converted to uppercase. If it is uppercase,
+    it is converted to lowercase. Non-alphabetic characters remain unchanged.
+
+    Args:
+        s (str): A single character string.
+
+    Returns:
+        str: The character with its case flipped, or the original character if it's
+             not a letter.
+
+    Example:
+        >>> case_flip('a')
+        'A'
+        >>> case_flip('A')
+        'a'
+        >>> case_flip('1')
+        '1'
+    """
     if s.islower():
         return s.upper()
     if s.isupper():