defaults to a space if omitted. It is not possible to use a literal curly brace (p"{"q or p"}"q) as the *fill* character in a formatted string literal or when using the "str.format()" method. However, it is possible to insert a curly brace with a nested replacement field. This...
/usr/bin/env python2# coding=utf-8"""This is module help."""class C1(object): """class's help string. """ def __init__(self, a): """method's help string. """ passdef f1(): """this is f1's help string. """ pass然后你 答: 注意help函数是在一个模块里面的,在使用之前...