command: /tmp/xtest/.venv/bin/python -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-req-build-_6yfiisv/setup.py'"'"'; __file__='"'"'/tmp/pip-req-build-_6yfiisv/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f....