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import gc
import pprint
import vpp_papi
from vpp_papi_provider import VppPapiProvider
import objgraph
from pympler import tracker
tr = tracker.SummaryTracker()
"""
Internal debug module
The module provides functions for debugging test framework
"""
def on_tear_down_class(cls):
gc.collect()
tr.print_diff()
objects = gc.get_objects()
counter = 0
with open(cls.tempdir + '/python_objects.txt', 'w') as f:
interesting = [
o for o in objects
if isinstance(o, (VppPapiProvider, vpp_papi.VPP))]
del objects
gc.collect()
for o in interesting:
objgraph.show_backrefs([o], max_depth=5,
filename="%s/%s.png" %
(cls.tempdir, counter))
counter += 1
refs = gc.get_referrers(o)
pp = pprint.PrettyPrinter(indent=2)
f.write("%s\n" % pp.pformat(o))
for r in refs:
try:
f.write("%s\n" % pp.pformat(r))
except:
f.write("%s\n" % type(r))
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