摘要： --Notes：测试环境：Windows ，python 2.7.3，python 自带的IDLE#-*- coding: utf-8 -*-# First Lesson# --- Line syntax ---# The comment character is "#" ;comments are terminated by end of line.# Long lines may be continued by ending the line with a backslash(\).# --- Names and Keywords ---# Python names(a 阅读全文