print("Loop ended") # 没有缩进,不属于循环体 2. 条件语句 在条件语句中,缩进用于表示条件成立时执行的代码块。 python x = 10 if x > 0: print("Positive") # 缩进4个空格,属于if代码块 print("Still in the if block") # 缩进4个空格,属于if代码块 print("Outside the if block") # 没有缩...
Python:If语句在for循环下不工作 python for-loop if-statement list = ["Donald, Trump", "Joe, Biden", "Barack, Obama"] while True: name = input("Name: ") for short in list: if name in short[0]: print("It Work") else: print("It Don't Work") 它应该打印“It Work”,因为我提...
一、if语句 Python条件控制之if语句的语法结构: ''' if语句基本结构如下: if 条件1: 条件代码1 elif 条件2: 条件代码2 else: 条件代码3 '...print("其他情况") 如果满足条件1,则执行条件1的代码;如果满足条件2,则执行条件2的代码;其他所有情况执行其他的逻辑代码。...Python的条件语句中用elif关键字代替...
在命令行下运行python就是启动CPython解释器。 CPython是使用最广的Python解释器。教程的所有代码也都在CPython下执行。 1)IPython: IPython是基于CPython之上的一个交互式解释器,也就是说,IPython只是在交互方式上有所增强,但是执行Python代码的功能和CPython是完全一样的。好比很多国产浏览器虽然外观不同,但内核其实...
/usr/bin/python # -*- coding: UTF-8 -*- for letter in 'Python': # 第一个实例 print...
I can see the argument against it for for loops, but it seems very readable to me for if/switch, and seems to match some other languages such as rust which inspired other parts of the syntax. loop (cond) {} is not currently in the language, but I have proposed adding while, and I...
If I take the elif statement exactly as it is and put it in the if portion, it works, so I know the syntax is there for it to work, but something isn't allowing it to work in tandem with the other in an if/elif/elif/elif/elif format. When I run it just as it it typed abo...
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Python's language syntax is also quite human readable. Top 10 Python Applications in the Real World You Need to Know Web Development. Game Development. Machine Learning and Artificial Intelligence. Data Science and Data Visualization. Desktop GUI. Web Scraping Applications. Business Applications. ...
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