|  | 
 | 
						
						
						
							|  | import pytest
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | @pytest.fixture("session")
 | 
						
						
						
							|  | def setup(request):
 | 
						
						
						
							|  |     setup = CostlySetup()
 | 
						
						
						
							|  |     yield setup
 | 
						
						
						
							|  |     setup.finalize()
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  | class CostlySetup(object):
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     def __init__(self):
 | 
						
						
						
							|  |         import time
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |         print("performing costly setup")
 | 
						
						
						
							|  |         time.sleep(5)
 | 
						
						
						
							|  |         self.timecostly = 1
 | 
						
						
						
							|  | 
 | 
						
						
						
							|  |     def finalize(self):
 | 
						
						
						
							|  |         del self.timecostly
 |