摘要：from turtle import * def square(size=50, rgb = 'yellow'): pencolor(rgb) for i in range(4): fd(size) left(90) def main(): setup(800, 600) speed(0) for 阅读全文

摘要：class StudentDoc: def __init__(self,studentnumber,name,major,point): self._studentnumber = studentnumber self._name = name self._major = major self._p 阅读全文