"""Circular import involving a single-phase-init extension.
This module is imported from the _testsinglephase_circular module from
_testsinglephase, and imports that module again.
"""
import importlib
import _testsinglephase
from test.test_import import import_extension_from_file
name = '_testsinglephase_circular'
filename = _testsinglephase.__file__
mod = import_extension_from_file(name, filename)