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Class Regex (3.19.0)

Regex(mapping=None, *, ignore_unknown_fields=False, **kwargs)

Message defining a custom regular expression.

Attributes
Name	Description
`pattern`	`str` Pattern defining the regular expression. Its syntax (https://github.com/google/re2/wiki/Syntax) can be found under the google/re2 repository on GitHub.
`group_indexes`	`MutableSequence[int]` The index of the submatch to extract as findings. When not specified, the entire match is returned. No more than 3 may be included.

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Last updated 2025-08-07 UTC.

Attributes