void_Py_NO_RETURNPy_Exit(intsts){if(Py_FinalizeEx()<0){sts=120;}exit(sts);} 可见,正常退出的时候,执行了清理操作,然后执行的是不带下划线的C里的exit函数,会执行比_exit更多的清理操作。 sys.excepthook sys.excepthook(type,value,traceback) This function prints out a given traceback and except...
Theexit()function in Python stops the program from running. For example, in your program, after performing an operation, if you want to stop the program from executing at any point in time, you can use the exit() function. Here’s the syntax of the exit function in Python: It accepts ...
Thequit()function is defined in the site module and it works only if the module is installed. Therefore, I would recommend you not to use this function in real-world applications. However, you can use thequit()function while writing smaller programs. Terminate a Program Using the exit() F...
In Python, to exit a program, you can use thesys.exit()method by passing 0 or any other error code. Below is the source code to exit a Python program: # Importing sys moduleimportsys# Main codeprint("Hello, World!")# Exiting the programsys.exit(0)Print("Bye Bye") ...
The Return statement is used to exit the function and return the program to the location of the function call to continue execution. A Return statement can return the result of multiple function operations to the variable on which the function was called. Without return, the function does not ...
Exit退出 Close all windows and quit lDLE (ask to save unsaved windows)关闭所有窗口并退出空闲状态(要求保存未保存的窗口)。 图2 File菜单 二、编辑(Edit)菜单 主要是编程过程中对代码的编辑操作,包括:撤消、重做、剪切、粘贴、复制、查找、替换等功能。
How to Exit anifStatement in Python Conclusion Exiting anifstatement can be achieved using various methods, such as using thebreakstatement (if theifstatement is nested within a loop), thereturnstatement, theexit()function (to exit the program), structuring theifstatement with a flag variable,...
def exitfunc(value): ”’Clear function”’ print value sys.exit(0) print “hello” try: sys.exit(1) except SystemExit,value: exitfunc(value) print “come?” 输出结果: [root@databak scripts]# python test.py hello 1 以下是python.org库参考手册中,摘抄来的,供参考。 Exit from Python. This...
")exit()ifprogramsisNone:print("错误:无法读取 programs 文件,请检查文件编码格式!")exit()# 1. 数据整合# 计算每个国家的运动员数量和获奖率athlete_count=athletes.groupby(['Year','Team'])['Name'].nunique().reset_index()athlete_count.columns=['Year','Team','Athlete_Count']medal_count=...
Nevertheless,quitshouldnotbe used in production code. This is because it only works if the site module is loaded. Instead, this function should only be used in the interpreter. exit exitis an alias for quit (or vice-versa). They exist together simply to make Python more user-friendly. ...