异常(高级) Exception 异常回顾: try-except 语句 捕获(接收)异常通知,把异常流程变为正常流程 try-finally 语句 执行必须要执行的语句. raise 语句 发送异常通知,同时进入异常流程 assert 语句 发送AssertionError异常 with 语句 with语句 语法: with 表达式1 [as 变量1], 表达式2 [as 变量2], ...: 语句块 ...
score=get_score()print('您输入的成绩:', score)exceptValueError:print('输入的成绩无法转换为整数')exceptAssertionError as err:print('发生了断言错误,原因是:', err) 异常小结:语句:try-except捕获异常,偿试接收异常通知;try-finally执行一定要执行的语句;raise发送异常通知,将程序转为异常状态,进入异常流程;...
/usercode/main.py in <module> 1 x = -5 2 if x < 0: ---> 3 raise Exception('x不可以是负数') Exception: x不可以是负数 1. 2. 3. 4. 5. 6. 7. 8. 你也可以使用assert语句,它会在你的断言为不为真时抛出AssertionError。 这样,你可以主动测试一些条件,必须被满足而不是等待你的程序意...
| AssertionError|Failure of assert statement| | AttributeError|No such object attribute| | EOFError|End-of-file marker reached without input from built-in| | EnvironmentError|Base class for operating system environment errors| | IOError|Failure of input/output operation| | OSError|Operating system...
Here, theassertstatement in the code checks thatnumis an even number; if num is odd, it raises anAssertionError, triggering the except block. Note: Exceptions in theelseclause are not handled by the preceding except clauses. Python try...finally ...
python异常-高级Exception 异常(高级) Exception 异常回顾: try-except 语句 捕获(接收)异常通知,把异常流程变为正常流程 try-finally 语句 执行必须要执行的语句. raise 语句 发送异常通知,同时进入异常流程 assert 语句 发送AssertionError异常 with 语句 with语句...
You can use this class to throw and catch exceptions that are specific to your application's logic, giving you better control over how errors are managed and allowing you to provide meaningful, context-rich error messages. Also Read: What is Assertion in Java? How to use Assertion in Java ...
(builtins)Help on built-in module builtins:NAMEbuiltins - Built-in functions, exceptions, and other objects.DESCRIPTIONNoteworthy: None is the `nil' object; Ellipsis represents `...' in slices.CLASSESobjectBaseExceptionExceptionArithmeticErrorFloatingPointErrorOverflowErrorZeroDivisionErrorAssertionError...
Built-in Exceptions: These are standard exceptions that occur during program execution due to invalid operations or logical errors. These can be handled using try-except blocks. Common exceptions include: AssertionError: Occurs when an assert statement fails. AttributeError: Occurs when an attribute ...
BaseException +-- SystemExit +-- KeyboardInterrupt +-- GeneratorExit +-- Exception +-- StopIteration +-- StandardError | +-- BufferError | +-- ArithmeticError | | +-- FloatingPointError | | +-- OverflowError | | +-- ZeroDivisionError | +-- AssertionError | +-- AttributeError | +--...