python1-100的数字正反排列

count = 1
flag = True
while flag:
    print(count)
    count += 1
    '''
    # +=:  count = count + 1
    '''
    if count == 101:
        flag = False




count = 1
while count < 100:
    print(count)
    count -= 100

'''
python 入门
'''
def index(request):
    if request.method == "POST":
        username = request.POST.get("username")
        password = request.POST.get("password")
        if username == "zhuyu" and password == "123456":
           return redirect("http://www.baidu.com/")
        else:
            return HttpResponse("用户密码错误")

    return render(request,"login.html")



这是python的一个注释点
print(1+2+3+4+5)
print("hello worle")
age = 5
print(age, type(age))

print('1<2')
print(1>2,type(1>2))

name = input("请输入您的姓名：")
age = input("请输入您的年龄：")

s1 = '我的名字是'
s2 = '我的年龄是'

print(s1+name,s2+age)

msg = '''ma name is alex'''
print(msg,type(msg))

name= input("请输入姓名")
age= int(input("请输入年龄"))
job= input("请输入职业")
hobby= input("请输入爱好")


msg = '''
# ------------ info of %s -----------
# Name  : %s
# Age   : %d
# job   : %s
# Hobbie: %s
# ------------- end -----------------
'''%(name,name,age,job,hobby)
print(msg)
'''
'''
str = input("请输入数字：")
if str == "1":
    print("我们一起去学习!")
elif str == "2"：
print("一起吃小龙虾")
else:
    print("在家里休息")
    # print（777）


flag = True
while flag:
    print('a')
    print('b')
    print('c')
    flag = False
    print(888)
print(flag)


count = 1
flag = True
while flag:
    print(count)
    count += 1
    '''
    # +=:  count = count + 1
    '''
    if count == 101:
        flag = False




count = 1
while count < 100:
    print(count)
    count -= 100