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摘要： class Account: def __init__(self,name,account_number,initial_amount=10): self._name=name self._card_no=account_number self._balance=initial_amount def 阅读全文

摘要： from turtle import * def move(x,y): penup() goto(x,y) pendown() def draw(n,size=100): for i in range(n): fd(size) left(360/n) def main(): pensize(2) p 阅读全文

摘要： with open('data6.csv', 'r',encoding = 'gbk') as f: data = f.readlines() processed_data = [] for i in range(1, len(data)): row = data[i].strip() proces 阅读全文

摘要： print(sum) sum = 42 print(sum) def inc(n): sum = n+1 print(sum) return sum sum = inc(7) + inc(7) print(sum) 1.打印sum函数 2.打印变量名为“sum”的变量 3.局部变量 4.全局变量 d 阅读全文

摘要： import random print('用列表存储随机整数: ') lst = [random.randint(0, 100) for i in range(5)] print(lst) print('\n用集合存储随机整数: ') s1 = {random.randint(0, 100) for 阅读全文

摘要： x = 'nba FIFA' print(x.upper()) print(x.lower()) print(x.swapcase()) print() x = 'abc' print(x.center(10, '*')) print(x.ljust(10, '*')) print(x.rjust( 阅读全文

摘要： task1_1.py# print输出的几种用法 #用法一：用于输出单个字符串和单个变量 print('hey,u') #用法二：用于输出多个数据项，用逗号分隔 print('hey','u') x,y,z = 1,2,3 print(x,y,z) #用法三：用户混合字符串和变量值 print('x 阅读全文