code: def _checkAttribs(self, strict):
          
          if self.min:
              warning("Minimum value not allowed for boolean-type parameter " +
                      self.name, strict)
              self.min = None
          if self.max:
              if not self.prompt:
                  warning("Maximum value not allowed for boolean-type parameter " +
                                  self.name + " (probably missing comma)",
                                  strict)
                  # try to recover by assuming max string is prompt
                  self.prompt = self.max
              else:
                  warning("Maximum value not allowed for boolean-type parameter " +
                          self.name, strict)
              self.max = None
          if self.choice:
              warning("Choice values not allowed for boolean-type parameter " +
                      self.name, strict)
              self.choice = None
docs: Check initial attributes to make sure they are legal