Traceback (most recent call last): File"<stdin>", line 1,in<module> File"<stdin>", line 2,inmain File"<stdin>", line 4,infoo ZeroDivisionError: division by zero 我们可以在认为可能出错的地方打印变量,但这有很大的弊端,因为打印的代码没有实际功能,都是垃圾信息。而且print最后还得删除,所以第...
例如,面对如下堆栈信息: Traceback (most recent call last): File "main.py", line 20, in <module> result = divide_numbers(a, b) File "math_utils.py", line 15, in divide_numbers return num1 / num2 ZeroDivisionError: division by zero 可以看出,问题发生在math_utils.py文件的第15行,尝试除...
rv=self.dispatch_request()File"C:\Users\Lenovo\.virtualenvs\Flask_Framework-rL0Lvhvz\lib\site-packages\flask\app.py",line1936,indispatch_requestreturnself.view_functions[rule.endpoint](**req.view_args)File"xxx/first_flask.py",line9,inhello_world result=1/0ZeroDivisionError:division by zero127...
pip install pystack-debugger 执行: pystack <pid> 返回信息: ❯ pystack 3570 Dumping Threads... File "hang.py", line 17, in <module> main() File "hang.py", line 14, in main func1() File "hang.py", line 5, in func1 func2() File "hang.py", line 10, in func2 time.slee...
Local computer:Only if you modified the source code on the remote computer as outlined above, then in the source code, add a commented-out copy of the same code added on the remote computer. Adding these lines makes sure that the source code on both computers matches line by line. ...
https://www.sicara.ai/blog/2018-12-18-perfect-command-line-interfaces-python 我建议你遵循以下四条规则: 尽可能提供默认参数值 所有错误情况必须处理(例如,参数缺失,类型错误,找不到文件) 所有参数和选项必须有文档 不是立即完成的任务应当显示进度条 sys.argv argparse click wxPython:Python首选的GUI库 |...
Wing's debugger makes it easy to fix bugs and write new Python code interactively. Use conditional breakpoints to isolate a problem, then step through code, inspect data, try out bug fixes with the Debug Console's command line, watch values, and debug recursively. You can debug multi-process...
print('Anexceptionflewby!') 代码语言:txt AI代码解释 raise 输出异常信息如下: 代码语言:txt AI代码解释 Anexceptionflewby! 代码语言:txt AI代码解释 Traceback(mostrecentcalllast): 代码语言:txt AI代码解释 File"<stdin>",line2,in? 代码语言:txt AI代码解释 NameError:HiThere 如果一个异常在try子句里...
笔记:本章没有介绍Python的某些概念,如类和面向对象编程,你可能会发现它们在Python数据分析中很有用。 为了加强Python知识,我建议你学习官方Python教程,https://docs.python.org/3/,或是通用的Python教程书籍,比如: Python Cookbook,第3版,David Beazley和Brian K. Jones著(O’Reilly) ...
By default, the debugger starts your program with the standard Python launcher, no command-line arguments, and no other special paths or conditions. You can configure the startup options for a Python project by setting the debug properties. ...