Make LexerGenerator docstring raw

alex / rply

An attempt to port David Beazley's PLY to RPython, and give it a cooler API.

BSD 3-Clause "New" or "Revised" License

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Closed jwilk closed 7 years ago

jwilk commented 7 years ago

Fixes DeprecationWarning: invalid escape sequence \d with Python 3.6.