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#!/usr/bin/env python
"""
Script that will create a subdirectory one level up with two subdirs
with --single-version-externally-managed namespace packages.
Use this script with new versions of distribute and setuptools to ensure
that changes in the handling of this option don't break us.
"""
import pkg_resources
import subprocess
import os
import sys
import shutil
def main():
r = pkg_resources.require('setuptools')[0]
install_dir = os.path.join(
os.path.dirname(os.path.dirname(os.path.abspath(__file__))),
"%s-%s"%(r.project_name, r.version))
if os.path.exists(install_dir):
print("Skip %s %s: already installed"%(r.project_name, r.version))
else:
os.mkdir(install_dir)
os.mkdir(os.path.join(install_dir, "parent"))
os.mkdir(os.path.join(install_dir, "child"))
if os.path.exists('parent/build'):
shutil.rmtree('parent/build')
if os.path.exists('child/build'):
shutil.rmtree('child/build')
for subdir in ('parent', 'child'):
p = subprocess.Popen([
sys.executable,
"setup.py",
"install",
"--install-lib=%s/%s"%(install_dir, subdir),
"--single-version-externally-managed",
"--record", "files.txt"
],
cwd=subdir)
xit = p.wait()
if xit != 0:
print("ERROR: install failed")
sys.exit(1)
if os.path.exists('%s/files.txt'%(subdir,)):
os.unlink('%s/files.txt'%(subdir,))
if __name__ == "__main__":
main()
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