Return a tuple of codepoint intervals covering characters that match one or more categories in the tuple of categories `key`. >>> _query_for_

Return a strategy for all :xp-ref:`valid dtype <data_types.html>` objects.

Group explicit example errors by their InterestingOrigin, keeping only the simplest one, and adding a note of how many other examples failed

Called when the database adds a change listener, and did not previously have any change listeners. Intended to allow databases to wai

Tries to import a real bound or default type from ``ForwardRef`` in ``TypeVar``. This function is very "magical" to say the least, please do

Returns True if the desired path can be used as database path because either the directory exists and can be used, or its root directory can

Update characters state to match sre_parse object ``category``.

Add given char to the whitelist.

Generate all substrings of `s`, in order of length then occurrence. Includes the empty string (first), and any duplicates that are present. >

Binary searches in [lo , hi) to find n such that f(n) == f(lo) but f(n + 1) != f(lo). It is implicitly assumed and will not be checked tha

Return a strategy for boolean dtypes.

Return a strategy for generating bytestring dtypes, of various lengths and byteorder. While Hypothesis' string strategies can generate empty

Make appropriate assertions about the value to ensure that it is valid for this shrinker. Does nothing by default.

Checks that value is either unspecified, or a non-negative valid interval bound. Otherwise raises InvalidArgument.