ResourceWarnings with Python >=3.2

[Arfrever]

When warnings are enabled (using e.g. PYTHONWARNINGS="d" environmental variable), then test suite triggers 2 ResourceWarnings with Python >=3.2.

$ PYTHONWARNINGS="d" python3.2 netaddr/tests/__init__.py
testdir: /tmp/netaddr/netaddr/tests/3.x/ip/tutorial.txt
/tmp/netaddr/netaddr/tests/3.x/ip/abbreviated.txt
/tmp/netaddr/netaddr/tests/3.x/ip/multicast.txt
/tmp/netaddr/netaddr/tests/3.x/ip/platform_darwin.txt
/tmp/netaddr/netaddr/tests/3.x/ip/sets.txt
/tmp/netaddr/netaddr/tests/3.x/ip/functions.txt
/tmp/netaddr/netaddr/tests/3.x/ip/nmap.txt
/tmp/netaddr/netaddr/tests/3.x/ip/matches.txt
/tmp/netaddr/netaddr/tests/3.x/ip/boundaries.txt
/tmp/netaddr/netaddr/tests/3.x/ip/subnet.txt
/tmp/netaddr/netaddr/tests/3.x/ip/ipglob.txt
/tmp/netaddr/netaddr/tests/3.x/ip/socket_fallback.txt
/tmp/netaddr/netaddr/tests/3.x/ip/binops.txt
/tmp/netaddr/netaddr/tests/3.x/ip/intset.txt
/tmp/netaddr/netaddr/tests/3.x/ip/platform_win32.txt
/tmp/netaddr/netaddr/tests/3.x/ip/formats.txt
/tmp/netaddr/netaddr/tests/3.x/ip/platform_linux2.txt
/tmp/netaddr/netaddr/tests/3.x/ip/iprange.txt
/tmp/netaddr/netaddr/tests/3.x/ip/pickling.txt
/tmp/netaddr/netaddr/tests/3.x/ip/constructor.txt
/tmp/netaddr/netaddr/tests/3.x/ip/cidr.txt
/tmp/netaddr/netaddr/tests/3.x/ip/rfc1924.txt
/tmp/netaddr/netaddr/tests/3.x/eui/tutorial.txt
/tmp/netaddr/netaddr/tests/3.x/eui/pubsub.txt
/tmp/netaddr/netaddr/tests/3.x/eui/eui64.txt
/tmp/netaddr/netaddr/tests/3.x/eui/eui.txt
/tmp/netaddr/netaddr/tests/3.x/strategy/ipv6.txt
/tmp/netaddr/netaddr/tests/3.x/strategy/eui48.txt
/tmp/netaddr/netaddr/tests/3.x/strategy/ipv4.txt
/tmp/netaddr/netaddr/tests/3.x/core/pubsub.txt
/tmp/netaddr/netaddr/tests/3.x/core/compat.txt
..................../tmp/netaddr/netaddr/eui/ieee.py:266: ResourceWarning: unclosed file <_io.TextIOWrapper name='/tmp/netaddr/netaddr/eui/oui.idx' mode='r' encoding='UTF-8'>
  for row in _csv.reader(open(OUI_METADATA)):
/tmp/netaddr/netaddr/eui/ieee.py:271: ResourceWarning: unclosed file <_io.TextIOWrapper name='/tmp/netaddr/netaddr/eui/iab.idx' mode='r' encoding='UTF-8'>
  for row in _csv.reader(open(IAB_METADATA)):
.........
----------------------------------------------------------------------
Ran 29 tests in 1.731s

OK

[drkjam]

Fixed in repo.

[drkjam]

Available in netaddr 0.7.10