JIT compiler stack up against PyPy? We ran side-by-side benchmarks to find out, and the answers may surprise you.

But in many cases, it doesn’t have to be an either/or proposition. Properly optimized, Python applications can run with surprising speed — perhaps not Java or C fast, but fast enough for Web ...

The first dimension is the most fundamental: statistical fidelity. It is not enough for synthetic data to look random. It must behave like real data. This means your distributions, cardinalities, and ...