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-rw-r--r--nova/utils.py20
1 files changed, 11 insertions, 9 deletions
diff --git a/nova/utils.py b/nova/utils.py
index 361fc9873..691134ada 100644
--- a/nova/utils.py
+++ b/nova/utils.py
@@ -142,24 +142,26 @@ def execute(*cmd, **kwargs):
env = os.environ.copy()
if addl_env:
env.update(addl_env)
+ _PIPE = subprocess.PIPE # pylint: disable=E1101
obj = subprocess.Popen(cmd,
- stdin=subprocess.PIPE,
- stdout=subprocess.PIPE,
- stderr=subprocess.PIPE,
+ stdin=_PIPE,
+ stdout=_PIPE,
+ stderr=_PIPE,
env=env)
result = None
if process_input is not None:
result = obj.communicate(process_input)
else:
result = obj.communicate()
- obj.stdin.close()
- if obj.returncode:
- LOG.debug(_('Result was %s') % obj.returncode)
+ obj.stdin.close() # pylint: disable=E1101
+ _returncode = obj.returncode # pylint: disable=E1101
+ if _returncode:
+ LOG.debug(_('Result was %s') % _returncode)
if type(check_exit_code) == types.IntType \
- and obj.returncode != check_exit_code:
+ and _returncode != check_exit_code:
(stdout, stderr) = result
raise exception.ProcessExecutionError(
- exit_code=obj.returncode,
+ exit_code=_returncode,
stdout=stdout,
stderr=stderr,
cmd=' '.join(cmd))
@@ -307,7 +309,7 @@ def get_my_linklocal(interface):
def utcnow():
- """Overridable version of datetime.datetime.utcnow."""
+ """Overridable version of utils.utcnow."""
if utcnow.override_time:
return utcnow.override_time
return datetime.datetime.utcnow()