Improving Rexpy

Posted on Thu 09 March 2017 in TDDA • Tagged with tdda, rexpy, regular expressions

Today we are announcing some enhancements to Rexpy, the tdda tool for finding regular expressions from examples. In short, the new version often finds more precise regular expressions than was previously the case, with the only downside being a modest increase in run-time.

Background on Rexpy is available in two ...

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Coverage information for Rexpy

Posted on Tue 31 January 2017 in TDDA • Tagged with tdda, regular expressions

Rexpy Stats

We previously added rexpy to the Python tdda module. Rexpy is used to find regular expressions from example strings.

One of the most common requests from Rexpy users has been for information regarding how many examples each resulting regular expression matches.

We have now added a few methods ...

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Introducing Rexpy: Automatic Discovery of Regular Expressions

Posted on Fri 11 November 2016 in TDDA • Tagged with tdda, constraints, pandas, regular expressions

Motivation

There's a Skyscanner data feed we have been working with for a year or so. It's produced some six million records so far, each of which has a transaction ID consisting of three parts—a four-digit alphanumeric transaction type, a numeric timestamp and a UUID, with the ...

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