Tag: compsci

  1. Parsing simple commands in Python.

    07 February 2017

    A couple of weeks ago I ran into some of the functional limits of my web search bot, a bot that I wrote for my exocortex which accepts English-like commands ("Send me top 15 hits for HAL 9000 quotes.") and runs web searches in response using the Searx meta-search engine on the back end.  This is to say that I gave my bot a broken command ("Send hits for HAL 9000 quotes.") and the parser got into a state where it couldn't cope, threw an exception, and crashed.  To be fair, my command parser was very brittle and it was …

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