# Catch any exception and print the exception message print(f"An error occurred: {e}") Output: An error occurred: division by zero Explanation: 'Exception' is the base class for all built-in exceptions. By catching 'Exception', you can handle any kind of error. 'as e' allows you to ...
When an error occurs in Python, the interpreter raises an exception. You can use thetryandexceptstatements to catch these exceptions and print out informative error messages. Here is an example of how to print an error message when a runtime error occurs: AI检测代码解析 try:result=10/0except...
可以指定内置异常类类型,采用匿名类型,不获取异常信息print"catch IOError."exceptTypeErroraserror:#捕获异常定义异常变量,新的API采用'as'来指定变量名称.print"catch TypeError.",errorexcept(UnboundLocalError,BufferError):#捕获异常定义捕获的异常类型可以使用元组的形式添加多个捕获的异常类型.pass...
we catch this exception and print a warning message.” (在 try 块中,我们尝试将一个字符串转换为整数。如果发生 ValueError,我们捕获这个异常并打印一个警告消息。)
try:do_something()except Exception:# THis will catch any exception!print("Something terrible happened") 为了合理准确的定义你的异常类,这里有一些规范与编程技巧,你可以做为参照: 必须继承 Exception类: class MyOwnError(Exception): pass 利用前面提到的BaseException.str: 它将传递给BaseException.init方法的...
If an exception is raised due to the code in the try block, the execution continues with the statements in the except block. So, it is up to the programmer how to handle the exception. The plain try-except block will catch any type of error. But, we can be more specific. For instan...
The first except clause that matches the error will trigger the exception handling:Python >>> try: ... import no_such_module ... except ImportError as err: ... print(f"ImportError: {err.__class__}") ... except ModuleNotFoundError as err: ... print(f"ModuleNotFoundError: {...
except (socket.error, urllib2.URLError, httplib.HTTPException) as e: # when you want to log the error, you may want to # mention the exception type as well as its arguments, so: print 'Networking problem, %s: %s'%(e.__class__, str(e)) ...
test_func()exceptZeroDivisionError:print("Catch error in the main program") 子程序的try...except...结构无法处理相应的除以0的错误,所以错误被抛给上层的主程序。 如果try中没有异常,那么except部分将跳过,执行else中的语句。 finally是无论是否有异常,最后都要做的一些事情。
except NoSuchElementException as e: print(e) pass 这段代码运行良好我尝试做的是,如果由于某种原因,如果页面没有正确加载,我希望整个代码块再次运行。为此,我确定了搜索字段element_search_field。如果找不到该元素,我将得到一个错误: NoSuchElementException: Unable to locate element: /html/body/div[1]/div...