Each standard strategy function provided to users by Hypothesis should be decorated with @defines_strategy. This registers the strategy with

Depth of this span in the span tree. The top-level span has a depth of 0.

If True, seed Hypothesis' random number generator using a hash of the test function, so that every run will test the same set of exam

It's useful during shrinking to have access to derived values of the current shrink target. This decorator allows you to define these

True if this is span's ``stop_span`` call had ``discard`` set to ``True``. This means we believe that the shrinker should be able to delete

This is a RST-style docstring for `divide`. :raises ZeroDivisionError: if b == 0

Take denom, construct numerator strategy, and build fraction.