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kovidgoyal · 03-04-2021, 12:01 PM

Actually its a lot easier than that.

Code:


def reverse_lookup(translated_string):
    if not hasattr(reverse_lookup, 'cache'):
         reverse_lookup.cache = {v: k for k, v _.__self__._catalog.items()}
    return reverse_lookup.cache.get(translated_string)

03-04-2021, 12:01 PM	#3
kovidgoyal creator of calibre Posts: 45,579 Karma: 28548962 Join Date: Oct 2006 Location: Mumbai, India Device: Various	Actually its a lot easier than that. Code: def reverse_lookup(translated_string): if not hasattr(reverse_lookup, 'cache'): reverse_lookup.cache = {v: k for k, v _.__self__._catalog.items()} return reverse_lookup.cache.get(translated_string)