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"""Shared pytest config."""
import sys
from pytest import fixture
from tqdm import tqdm
@fixture(autouse=True)
def pretest_posttest():
"""Fixture for all tests ensuring environment cleanup"""
try:
sys.setswitchinterval(1)
except AttributeError:
sys.setcheckinterval(100) # deprecated
if getattr(tqdm, "_instances", False):
n = len(tqdm._instances)
if n:
tqdm._instances.clear()
raise OSError(f"{n} `tqdm` instances still in existence PRE-test")
yield
if getattr(tqdm, "_instances", False):
n = len(tqdm._instances)
if n:
tqdm._instances.clear()
raise OSError(f"{n} `tqdm` instances still in existence POST-test")
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