[英]How do I reset my calculator, when I enter "$" to input , instead of a number , python
[英]how do I reset a input in python
所以我有这段代码,基本上由你提问组成,但我有它,所以输入回答了问题,所以你只能问一个问题,然后你必须一次又一次地重置整个事情,我有它要问首先你的名字,所以我想要一个忽略它的循环。
print("hello,what is your name?")
name = input()
print("hello",name)
while True:
question = input("ask me anything:")
if question == ("what is love"):
print("love is a emotion that makes me uneasy, i'm a inteligence not a human",name)
break
if question == ("i want a dog"):
print("ask your mother, she knows what to do",name)
break
if question == ("what is my name"):
print("your name is",name)
break
去掉break
s,这样循环就会不断提示新问题。 为了提高性能,将随后的if
测试更改为elif
测试(不是绝对必要的,但如果您在早期遇到问题,它会避免重新检查字符串):
while True:
question = input("ask me anything:")
if question == "what is love":
print("love is a emotion that makes me uneasy, i'm a inteligence not a human",name)
elif question == "i want a dog":
print("ask your mother, she knows what to do",name)
elif question == "what is my name":
print("your name is",name)
当然,在这种特定情况下,您可以通过使用dict
执行查找来避免重复测试,从而无需重复测试即可获得任意数量的提示:
# Defined once up front
question_map = {
'what is love': "love is a emotion that makes me uneasy, i'm a inteligence not a human",
'i want a dog': 'ask your mother, she knows what to do',
'what is my name': 'your name is',
# Put as many more mappings as you want, code below doesn't change
# and performance remains similar even for a million+ mappings
}
print("hello,what is your name?")
name = input()
print("hello",name)
while True:
question = input("ask me anything:")
try:
print(question_map[question], name)
except KeyError:
# Or check for "quit"/break the loop/alert to unrecognized question/etc.
pass
print("hello,what is your name?")
name = input()
print("hello",name)
while True:
question = input("ask me anything:")
if question == ("what is love"):
print("love is a emotion that makes me uneasy, i'm a inteligence not a human",name)
elif question == ("i want a dog"):
print("ask your mother, she knows what to do",name)
elif question == ("what is my name"):
print("your name is",name)
取出break
s。 然后有一个选项是“退出” break
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