TryCatch の変更点

• 追加された行はこの色です。
• 削除された行はこの色です。
• +python+TryCatch へ行く。
• +python+TryCatch の差分を削除

#author("2023-10-12T19:49:17+08:00","default:Admin","Admin")
#author("2023-10-12T19:50:15+08:00","default:Admin","Admin")
[[Python]]

&color(red){※This article is based on Python 3.7.3};

#contents

* 基本语法 [#l38ad7d2]

#codeprettify{{
>>> try:
...     print('开始：')
...     r = 10 / int('2')
...     print('结果：',r)
... except ValueError as e:
...     print('ValueError:',e)
... except ZeroDivisionError as e:
...     print('ZeroDivision:',r)
... else:
...     print('没有出错！')
... finally:
...     print('最后要执行的代码')
...
开始：
结果： 5.0
没有出错！
最后要执行的代码
}}

* python内置常用错误类型继承关系 [#n8b9f8f5]
#codeprettify{{
BaseException
 +-- SystemExit
 +-- KeyboardInterrupt
 +-- GeneratorExit
 +-- Exception
      +-- StopIteration
      +-- StopAsyncIteration
      +-- ArithmeticError
      |    +-- FloatingPointError
      |    +-- OverflowError
      |    +-- ZeroDivisionError
      +-- AssertionError
      +-- AttributeError
      +-- BufferError
      +-- EOFError
      +-- ImportError
      |    +-- ModuleNotFoundError
      +-- LookupError
      |    +-- IndexError
      |    +-- KeyError
      +-- MemoryError
      +-- NameError
      |    +-- UnboundLocalError
      +-- OSError
      |    +-- BlockingIOError
      |    +-- ChildProcessError
      |    +-- ConnectionError
      |    |    +-- BrokenPipeError
      |    |    +-- ConnectionAbortedError
      |    |    +-- ConnectionRefusedError
      |    |    +-- ConnectionResetError
      |    +-- FileExistsError
      |    +-- FileNotFoundError
      |    +-- InterruptedError
      |    +-- IsADirectoryError
      |    +-- NotADirectoryError
      |    +-- PermissionError
      |    +-- ProcessLookupError
      |    +-- TimeoutError
      +-- ReferenceError
      +-- RuntimeError
      |    +-- NotImplementedError
      |    +-- RecursionError
      +-- SyntaxError
      |    +-- IndentationError
      |         +-- TabError
      +-- SystemError
      +-- TypeError
      +-- ValueError
      |    +-- UnicodeError
      |         +-- UnicodeDecodeError
      |         +-- UnicodeEncodeError
      |         +-- UnicodeTranslateError
      +-- Warning
           +-- DeprecationWarning
           +-- PendingDeprecationWarning
           +-- RuntimeWarning
           +-- SyntaxWarning
           +-- UserWarning
           +-- FutureWarning
           +-- ImportWarning
           +-- UnicodeWarning
           +-- BytesWarning
           +-- ResourceWarning
}}

#hr();
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