(self, arg)
p expression
        Print the value of the expression.
p expression
        Print the value of the expression.
p expression Print the value of the expression .
def do_p(self, arg):
        """p expression
        Print the value of the expression.
        """
        self._msg_val_func(arg, repr)
def do_p ( self , arg ) : self . _msg_val_func ( arg , repr )