old_contents: import sys
  import re
  
  from textblob import TextBlob
  
  
  class Plugin:
      matcher = re.compile(r'translate (?:from ([^ ]+) )?(?:to ([^ ]+) )?(.*)') 
  
      def on_command(self, bot, msg, stdin, stdout, reply):
          match = self.matcher.match(msg["message"])
          if not match:
              return
          from_lang = match.group(1) or None  # let autodetect decide
          to_lang   = match.group(2) or "en"
          message   = TextBlob(match.group(3))
          try:
              translated = message.translate(from_lang=from_lang, to=to_lang)
          except:
              return
          print(translated, file=stdout)
  
      def on_help(self):
          return "Usage: translate [from <language>] [to <language>] <text>
  
new_contents: import sys
  import re
  
  from textblob import TextBlob
  
  
  class Plugin:
      matcher = re.compile(r'translate (?:from ([^ ]+) )?(?:to ([^ ]+) )?(.*)') 
  
      def on_command(self, bot, msg, stdin, stdout, reply):
          match = self.matcher.match(msg["message"])
          if not match:
              return
          from_lang = match.group(1) or None  # let autodetect decide
          to_lang   = match.group(2) or "en"
          message   = TextBlob(match.group(3))
          try:
              translated = message.translate(from_lang=from_lang, to=to_lang)
          except:
              return
          print(translated, file=stdout)
  
      def on_help(self):
          return "Usage: translate [from <language>] [to <language>] <text>"
  
subject: Fix missing closing quotes in translate help message