def _someone_save_us_the_module_of_the_caller():
    """
    The FQON of the module 2nd stack frames up from here.

    This is intended to allow us to dynamically return test case classes that
    are indistinguishable from being defined in the module that wants them.

    Otherwise, trial will mis-print the FQON, and copy pasting it won't re-run
    the class that really is running.

    Save us all, this is all so so so so so terrible.
    """

    return sys._getframe(2).f_globals["__name__"]
The FQON of the module 2nd stack frames up from here.

This is intended to allow us to dynamically return test case classes that
are indistinguishable from being defined in the module that wants them.

Otherwise, trial will mis-print the FQON, and copy pasting it won't re-run
the class that really is running.

Save us all, this is all so so so so so terrible.
jsonschema/tests/_suite.py