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bpo-35584: Clarify role of caret in a class class (GH-11946) (GH-11947) · python/cpython@bb9ddee

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@@ -96,8 +96,9 @@ special nature.

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You can match the characters not listed within the class by :dfn:`complementing`

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the set. This is indicated by including a ``'^'`` as the first character of the

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class; ``'^'`` outside a character class will simply match the ``'^'``

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character. For example, ``[^5]`` will match any character except ``'5'``.

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class. For example, ``[^5]`` will match any character except ``'5'``. If the

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caret appears elsewhere in a character class, it does not have special meaning.

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For example: ``[5^]`` will match either a ``'5'`` or a ``'^'``.

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Perhaps the most important metacharacter is the backslash, ``\``. As in Python

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string literals, the backslash can be followed by various characters to signal