def popen_wrapper(args, os_err_exc_type=CommandError, universal_newlines=True):
"""
Friendly wrapper around Popen.
Returns stdout output, stderr output and OS status code.
"""
try:
p = Popen(args, shell=False, stdout=PIPE, stderr=PIPE,
close_fds=os.name != 'nt', universal_newlines=universal_newlines)
except OSError as e:
strerror = force_text(e.strerror, DEFAULT_LOCALE_ENCODING,
strings_only=True)
six.reraise(os_err_exc_type, os_err_exc_type('Error executing %s: %s' %
(args[0], strerror)), sys.exc_info()[2])
output, errors = p.communicate()
return (
output,
force_text(errors, DEFAULT_LOCALE_ENCODING, strings_only=True),
p.returncode
)
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