improve a regex

>> re.sub(r'(@.*)\W', '', '@abc effff ') '' >> re.sub(r'(@.*?)\W', '', '@abc effff ') 'effff '

Author: mozillazg

slack_bot/app.py

@@ -50,7 +50,7 @@ def callback(kwargs, app):
  if isinstance(s, unicode):
  s = s.encode('utf-8')
  # remove metion block
- s = re.sub(r'(@.*)\W', '', s)
+ s = re.sub(r'(@.*?)\W', '', s)
  private = any([word in s for word in ['private', '私聊']])
  attachmented = any([word in s for word in ['带图', '附件']])
  data = {