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import os
import subprocess
import sys
def remove_setuptools():
"""
Remove setuptools from the current environment.
"""
print("Removing setuptools")
cmd = [sys.executable, '-m', 'pip', 'uninstall', '-y', 'setuptools']
# set cwd to something other than '.' to avoid detecting
# '.' as the installed package.
subprocess.check_call(cmd, cwd='.tox')
def pip(args):
# Honor requires-python when installing test suite dependencies
if any('-r' in arg for arg in args):
os.environ['PIP_IGNORE_REQUIRES_PYTHON'] = '0'
# When installing '.', remove setuptools
'.' in args and remove_setuptools()
cmd = [sys.executable, '-m', 'pip'] + args
subprocess.check_call(cmd)
if __name__ == '__main__':
pip(sys.argv[1:])
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