python的第四天学习（列表跟元组）

li = [‘Peter‘,‘Henrry‘,‘Wode‘,‘鸭子‘,‘xiaoxin‘]
li.append(‘小鸡‘)
li.append(1)
print(li)

li = [‘Peter‘,‘Henrry‘,‘Wode‘,‘鸭子‘,‘xiaoxin‘]
while 1:
    l1 = input(‘请输入姓名：‘)
    if l1.upper() == ‘Q‘:
        break
    li.append(l1)
print(li)

li = [‘Peter‘,‘Henrry‘,‘Wode‘,‘鸭子‘,‘xiaoxin‘]
li.insert(4,‘小鸡‘)
print(li)

li = [‘Peter‘,‘Henrry‘,‘Wode‘,‘鸭子‘,‘xiaoxin‘]
li.extend(‘小王‘)
li.extend([1,2,3])   #数字列表直接分解到最小元素
print(li)

li = [‘Peter‘,‘Henrry‘,‘Wode‘,‘鸭子‘,‘xiaoxin‘]
name = li.pop(4)
name = li.pop()  # 默认删除最后一个元素
print(name,li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
li.remove(‘鸭子‘)
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
li.clear()
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
del li
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
del li[0:3]
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
li[4] = ‘小凯‘
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
li[0:2] = ‘小哥哥‘
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
li[0:2] = [‘小鸡‘,‘大鹅‘,‘1‘]
print(li)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
for i in li:
    print(i)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
print(li[0:2])

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
l = len(li)
print(l)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
num = li.count(‘鸭子‘)
print(num)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
print(li.index(‘鸭子‘))

li = [2,1,4,6,7,8,9,]
li.sort()            #默认从小到大
print(li)
li.sort(reverse=True)  #从大到小
print(li)
li.reverse()  #元素翻转
print(li)

li = [‘liming‘,‘大王‘,‘萧山水‘,‘鸭子‘,[‘peter‘,‘alex‘,88],23]
print(li[1][1])  #找到山
s = li[0].capitalize()  #找到第一个元素，首字母变大写
li[0] = s
print(li)
li[3]=li[3].replace(‘子‘,‘哥哥‘)  #找到鸭子的子改成哥哥
print(li)
li[4][0] =li[4][0].upper()  #找到peter进行大写之后放回原处
print(li)
s = li[4][2] + 12   #找到88变成100，放回去（方法1）
li[4][2] = s
print(li)
li[4][2] = 100    #找到88变成100，放回去（方法2）
print(li)

tu = [1,2,3,[1,2,3,‘xiaomao‘],‘鸭子‘,‘peter‘]
print(tu[2])    #可读
print(tu[2:4])   #可切片
for i in tu:      #可循环
    print(i)
tu[3][3] = tu[3][3].upper()  #可改元祖中列表的元素
print(tu)
tu[3].append(‘小鸡‘)   #元祖中列表增加元素
print(tu)

s = ‘peter‘
s1 = ‘~‘.join(s)    #可迭代(p~e~t~e~r),int 跟bool 值不可作为迭代元素
print(s1)

li = [‘Peter‘, ‘Henrry‘, ‘Wode‘, ‘鸭子‘, ‘xiaoxin‘]
s = ‘/‘.join(li)
print(s)

for i in range(2,101):   #自定义数字顺序长度
    print(i)
for i in range(10):      #自定义数字长度
    print(i)
for i in range(1,10,2):  #自定义数字、步长
    print(i)
for i in range(10,0,-1):  #逆序
     print(i)
for i in range(0,10,-1):  #不报错不输出
     print(i)

li =[1,2,3,[1,2,3,‘xiaomao‘],‘鸭子‘,‘peter‘]
for i in li:
    if type(i) == list:
        for k in i:
            print(k)
    else:
        print(i)

li =[1,2,3,[1,2,3,‘xiaomao‘],‘鸭子‘,‘peter‘]
for i in range(len(li)):
    if type(li[i]) == list:
        for j in li[i]:
            print(j)
    else:print(li[i])

li = [‘taibai ‘,‘alexC‘,‘AbC ‘,‘egon‘,‘ Ritian‘,‘ Wusir‘,‘  aqc‘]
b=[]
for i in li:
    s=i.strip()
    if (s.startswith("A")or s.startswith("a"))and s.endswith("c"):
        b.append(s)
for x in b:
    print(x)

li = [‘taibai ‘,‘alexC‘,‘AbC ‘,‘egon‘,‘ Ritian‘,‘ Wusir‘,‘  aqc‘]
b=[]
for i in li:
    s=i.strip()
    if s[0].upper() == ‘A‘ and s[-1] == ‘c‘:
        b.append(s)
for x in b:
    print(x)

li=["苍老师","东京热","武藤兰","波多野结衣"]
new_li= []
info = input("评论")  # 苍老师，东京热 法律框架第三
for i in li:
    if i in info:
        l = len(i)
        info=info.replace(i,‘*‘*l)
new_li.append(info)
print(new_li)