python代码统计 100行

计算s中的元素个数
s=‘abcdefrmcxzoplamc‘
count=0
for i in s:
    count+=1
print(count) #17
l=[1,2,3,4]
count=0
for i in l:
    count+=1
print(count)#4
def my_len():
    l=[1,2,3,4]
    count=0
    for i in l:
        count+=1
    print(count)
my_len() #4
s=‘asdfghjklmnbvcxz‘
print(len(s)) #16
def my_len():
    s=‘asdfghjlkmnbzvxcc‘
    count=0
    for i in s:
        count+=1
    print(count)
my_len() #17
def my_len():
    #函数体
    s = ‘dhclvamvmzkfisncnmlwq‘
    count=0
    for i in s:
        count+=1
    print(count)
my_len() #21
def func():
    a=1
    b=2
    c=a+b
    d=‘alex‘
    e=[1,2,3]
    return e
ret=func()
print(ret,type(ret)) #[1, 2, 3] <class ‘list‘>
def func():
    print(111)
    print(112)
    print(121)
    return
    print(333)
func() #111 112 121
def fun1():
    a=1
    b=2
    c=a+b
    d=‘alex‘
    e=[1,2,3]
    return c,d,e
ret=fun1()
print(ret,type(ret))  #(3, ‘alex‘, [1, 2, 3]) <class ‘tuple‘>
def my_len():
    s=‘asdnfmcznxcvb‘
    count=0
    for i in s:
        count+=1
    return count
print(my_len()) #13
l1=[1,2,3]
s=‘asdfglmnvbcxz‘
def my_len(argy):
    count=0
    for i in argy:
        count+=1
    return count
# print(my_len(l1)) #3
print(my_len(s)) #13
def fun1(x,y):
    print(x,y)
fun1(1,2) #1 2
def sum1(x,y):
    return x+y
a=3
b=6
print(sum1(a,b)) #9
def compare(x,y):
    if x>y:
        return x
    else:
        return y
print(compare(132,245)) #245
def compare(x,y):
    return  x if x>y else y
print(compare(123,234)) #234
def fun1(a,b,n,x,y):
    return x+y
name=‘alex‘
print(fun1(100,200,name,y=100,x=99)) #199
def fun1(a,b,n,x,y):
    return x+y
name=‘alex‘
print(fun1(100,234,name,y=90,x=89)) #179
def data(sex,age,hobby):
    print(111)
    print(222)
    print(‘设置筛选条件:性别:%s,年龄:%s,爱好:%s‘%(sex,age,hobby))
    print(333)
    print(444)
data(‘男‘,‘23-34‘,‘打球‘)
def stu_info(name,age,sex=‘男‘):
    print(‘录入员工信息‘)
    print(name,age,sex)
    print(‘录入完毕‘)
stu_info(‘张飞‘,33)
def check(str):
    if len(str) >2:
        str=str[0:2]
    return str
str=input(‘请输入元素：‘)
print(check(str))