anchor.diff:      python3-bitstring \
       python3-bitstruct \
       python3-blinker \
  -    python3-blivet \
  +    ${@bb.utils.contains("DISTRO_FEATURES", "systemd", "python3-blivet", "", d)} \
       python3-booleanpy \
       python3-cachecontrol \
       python3-cached-property \
  
positive.code:     python3-pyscaffold \
      python3-pyserial \
      python3-pysonos \
      python3-pystemd \
      python3-pytest-asyncio \
      python3-pytest-benchmark \
      python3-pytest-cache \
  
negative.code:     python3-croniter \
      python3-cson \
      python3-custom-inherit \
      ${@bb.utils.contains_any('FORTRAN', [',fortran',',f77'], 'python3-cvxopt', '', d)} \
      python3-cycler \
      python3-dateparser \
      python3-dateutil \
  