Python | Examples of if else: Here, we will learn about simple if else by using some of the small example codes.
If the condition is not true, then the statement in the body of the else statement is executed. The body of if and else statements starts with indentation. Let’s see an example of the implementation of the if…else statement. Python 1 2 3 4 5 6 7 i = 20; if (i < 15): ...
from timeimportlocaltime activities={8:'Sleeping',9:'Commuting',17:'Working',18:'Commuting',20:'Eating',22:'Resting'}time_now=localtime()hour=time_now.tm_hourforactivity_timeinsorted(activities.keys()):ifhour<activity_time:print(activities[activity_time])breakelse:print('Unknown, AFK or s...
print('text:'+results_text)else:return(str(intent_code),results_text)if__name__=='__main__':text=input("请输入你的对话:")code,content=TuringRobots(text,over_print=False)print(code,content) 上面实现了一个简单的机器人对话,对于 Python 测试,可以使用 pytest 和 pytest-runner 库。在虚拟环境...
Conditionals always use the keywords if, else, andelif(short for "else if"). For example, if your child is making a game and their player has full health or life, what should happen when that player gets hit? To start, they’d make a variable for life and then set it equal to 3...
Make decisions with conditional statements: write "if" statements with "elif" and "else"; use comparison operators; join multiple conditions with "and", "or" and "not"; create nested ifs Repeat code multiple times using loops: write "for" and "while" loops; use "for" loops with range(...
In this example, the first dot of the timer animation was output, but the subprocess was shut down before being able to complete. The other type of error that might happen is if the program doesn’t exist on that particular system, which raises one final type of error. Remove ads FileNo...
as el if or yield assert else import pass async break except in raise await Example: Python 1 2 3 4 5 6 7 8 9 10 11 12 #Incorrect usage of a keyword as a variable #class = "Python Course" #Correct usage course_name = "Python Course" print(course_name) Output: Explanation...
if (x, y) in dots else "#" grid += "\n" return grid 如您所见,函数中有三个变量赋值(第 2、5 和 6 行)。让我们考虑当这些变量赋值包含一个缺陷时会发生什么。 多重初始化 第一个变量赋值将grid设置为空字符串。有几种方法做错了。如果我们完全省略这一行,我们将得到一个UnboundLocalError,因为...
if int(chosenCave) == friendlyCave: 如果chosenCave等于friendlyCave,条件求值为True,第 31 行告诉玩家他们赢得了宝藏。 现在我们必须添加一些代码来运行,如果条件为假。第 32 行是一个else语句: else: print('Gobbles you down in one bite!') else语句只能在if块之后出现。如果if语句的条件为False,则else...