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Prefix tries and call data records

2012-12-13 17:33 +00:00 | No comments

I spent part of the last two days solving a fun billing problem (if such a thing exists). We had a voice customer on the wrong rate plan, and had to correct the billing using his call data records (CDRs) in CSV format. I had the correct price list, also in CSV format. Enter Super Python Man!

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