I won’t attest to any specific thing they’ll communicate, but if you’re sufficiently curious you may find discussion in these issues/PRs interesting:
- General problems with environment variable wrappers · Issue #60260 · NixOS/nixpkgs · GitHub
- Python: add sitecustomize.py, listen to NIX_PYTHONPATH by FRidh · Pull Request #64634 · NixOS/nixpkgs · GitHub
- Python: add sitecustomize.py, listen to NIX_PYTHONPATH and NIX_PYTHON_SCRIPT_NAME by FRidh · Pull Request #25985 · NixOS/nixpkgs · GitHub
- wrapPythonProgram: use site.addsitedir instead of PYTHONPATH by abbradar · Pull Request #17749 · NixOS/nixpkgs · GitHub
- [RFC] Python library wrappers by timokau · Pull Request #53816 · NixOS/nixpkgs · GitHub
- setting LD_LIBRARY_PATH breaks meld, ansible, possibly any Python app in Nixpkgs that use lib-dynload · Issue #9186 · NixOS/nixpkgs · GitHub
Apologies to any serial participants that just got 2-6 pings… 