fixed count_vowels function return value error

2018-12-06 01:45:34 +08:00
parent 02a67bbb76
commit 05751a72a5
1 changed files with 2 additions and 2 deletions
--- a/snippets/count_vowels.md
+++ b/snippets/count_vowels.md
@ -9,7 +9,7 @@ import re
 def count_vowels(str):
-    return len(len(re.findall(r'[aeiou]', str, re.IGNORECASE)))
+    return len(re.findall(r'[aeiou]', str, re.IGNORECASE))
 ```
 ```python