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-rw-r--r--openstack/common/setup.py6
1 files changed, 2 insertions, 4 deletions
diff --git a/openstack/common/setup.py b/openstack/common/setup.py
index 03b0675..1b3a127 100644
--- a/openstack/common/setup.py
+++ b/openstack/common/setup.py
@@ -127,11 +127,9 @@ def _run_shell_command(cmd, throw_on_error=False):
out = output.communicate()
if output.returncode and throw_on_error:
raise Exception("%s returned %d" % cmd, output.returncode)
- if len(out) == 0:
+ if not out:
return None
- if len(out[0].strip()) == 0:
- return None
- return out[0].strip()
+ return out[0].strip() or None
def _get_git_directory():