code: def set_pending_symbol(self, pending_symbol=None):
          
          if pending_symbol is None:
              pending_symbol = CodePointArray()
          self.value = bytearray()  # reset value
          self.pending_symbol = pending_symbol
          self.line_comment = False
          return self
docs: Sets the context's ``pending_symbol`` with the given unicode sequence and resets the context's ``value``.
  
          If the input is None, an empty :class:`CodePointArray` is used.