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# Bootstrap charm-helpers, installing its dependencies if necessary using
# only standard libraries.
import subprocess
import sys
try:
import six # flake8: noqa
except ImportError:
if sys.version_info.major == 2:
subprocess.check_call(['apt-get', 'install', '-y', 'python-six'])
else:
subprocess.check_call(['apt-get', 'install', '-y', 'python3-six'])
import six # flake8: noqa
try:
import yaml # flake8: noqa
except ImportError:
if sys.version_info.major == 2:
subprocess.check_call(['apt-get', 'install', '-y', 'python-yaml'])
else:
subprocess.check_call(['apt-get', 'install', '-y', 'python3-yaml'])
import yaml # flake8: noqa
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