strip_non_ascii in comments-author-name

youtube/util.py

@@ -601,3 +601,9 @@ def to_valid_filename(name):
         name = '_' + name
 
     return name
+
+
+def strip_non_ascii(string):
+    ''' Returns the string without non ASCII characters'''
+    stripped = (c for c in string if 0 < ord(c) < 127)
+    return ''.join(stripped)