docs: def name(self, ch, firstwordonly=False):
          """Return channel name for ch. ch is the channel name or the
          index number for the channel name, 0-based.
  
          ch: str or int.
              The channel name or indexed number.
  
          firstwordonly: bool or "pattern".
              If True, return only the first non-spaced word in the name.
              If a string, use as a re-pattern to re.findall and return
              the first element found. There will be error if no
              match. r'\w+' is good pattern for excluding
              leading and trailing obscure characters.
  
          Returned channel name is the fallback string if "custom" names
          are not available.
  
          """
  
          names = self.chnames or self.chnames_0
          i = self._key(ch)
  
          if not firstwordonly:
              return names[i]
          elif firstwordonly is True or firstwordonly == 1:
              return names[i].split()[0].strip()
  
          # According to user pattern
          return re.findall(firstwordonly, names[i])[0]