Git issue 495: Running time for failing fullmatch increases rapidly with input length Re-enabled modified repeat guards due to regression in speed caused by excessive backtracking.
2023.3.22
Git issue 494: Backtracking failure matching regex `^a?(a?)b?c\1$` against string `abca` Disabled repeat guards. They keep causing issues, and it's just simpler to rely on timeouts.
2022.10.31
Updated text for supported Unicode and Python versions.