[Paul Prescod] > I like this idea but note that \( does have a current meaning: > > >>> "\(" > '\\(' > >>> "\(" =="\\(" > 1 > > I think this is weird but it is inherited from C... C89 doesn't define the effect. C99 specifically forbids this treatment, and requires a diagnostic if \( appears. Guido did this originally to make it easier to write Emacsish regexps; the later raw strings were a better solution to that problem, although 99.7% of Python newbies seem to believe that raw strings are an idiot's attempt to make it easier to embed Windows file path literals (newbies -- gotta love 'em <wink>).
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