anchor.diff:    buildInputs = lib.optional stdenv.isDarwin libcxx;
   
     propagatedBuildInputs = [
  -    beautifulsoup4
  -    bottleneck
  +    numpy
       python-dateutil
  -    html5lib
  -    numexpr
  -    lxml
  -    openpyxl
       pytz
  -    scipy
  -    sqlalchemy
  -    tables
  -    xlrd
  -    xlwt
     ];
   
     checkInputs = [
  
positive.code: , buildPythonPackage
  , fetchPypi
  , python
  , beautifulsoup4
  , bottleneck
  , cython
  , python-dateutil
  , html5lib
  , jinja2
  , lxml
  , numexpr
  , openpyxl
  , pytz
  , scipy
  , sqlalchemy
  
negative.code: # Test inputs
  , glibcLocales
  , hypothesis
  , jinja2
  , pytestCheckHook
  , pytest-xdist
  , pytest-asyncio
  