##输入时隐藏密码##
import getpass #调用模块 username = input("your name:") password = getpass.getpass("your password:") print(username, password)
_username = "yu" _password = "111" username = input("username:") password = input("password:") if _username == username and _password == password: ##双等号代表等于,单等号是赋值。 print("welcome {name} login..".format(name=username)) else: print("invalid username or password")
猜年龄:
age_of_yu = 19 guess_age = int(input("guess age:")) if guess_age == age_of_yu: print("correct!") elif guess_age > age_of_yu : print("it's too big") else: print("it' too small")