parameters: (self, prec)
docstring: Rounds up (not away from 0 if negative.)
docstring_summary: Rounds up (not away from 0 if negative.)
docstring_tokens: Rounds up ( not away from 0 if negative . )
function: def _round_ceiling(self, prec):
          """Rounds up (not away from 0 if negative.)"""
          if self._sign:
              return self._round_down(prec)
          else:
              return -self._round_down(prec)
function_tokens: def _round_ceiling ( self , prec ) : if self . _sign : return self . _round_down ( prec ) else : return - self . _round_down ( prec )