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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import subprocess as __subprocess
# check_output() is only available in Python 2.7. Allow us to run with
# earlier versions
try:
__check_output = __subprocess.check_output
def check_output(args, env=None, universal_newlines=False):
return __check_output(args, shell=False, env=env,
universal_newlines=universal_newlines)
except AttributeError:
def check_output(args, env=None, universal_newlines=False):
# note: we only use these three args
pipe = __subprocess.Popen(args, shell=False, env=env,
stdout=__subprocess.PIPE,
universal_newlines=universal_newlines)
output, _ = pipe.communicate()
if pipe.returncode:
raise subprocess.CalledProcessError(pipe.returncode, args)
return output
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