anchor.diff:    # See build-setupcfg/default.nix for documentation.
     buildSetupcfg = import ../build-support/build-setupcfg self;
   
  -  fetchPypi = callPackage ../development/interpreters/python/fetchpypi.nix {};
  +  fetchPypi = callPackage ../development/interpreters/python/fetchpypi.nix { };
   
     # Check whether a derivation provides a Python module.
     hasPythonModule = drv: drv?pythonModule && drv.pythonModule == python;
  
positive.code: 
    class-registry = callPackage ../development/python-modules/class-registry { };
  
    claripy =  callPackage ../development/python-modules/claripy { };
  
    cld2-cffi = callPackage ../development/python-modules/cld2-cffi { };
  
  
negative.code: 
    tensorboard-plugin-profile = callPackage ../development/python-modules/tensorboard-plugin-profile { };
  
    tensorboard-plugin-wit = callPackage ../development/python-modules/tensorboard-plugin-wit { };
  
    tensorboardx = callPackage ../development/python-modules/tensorboardx { };
  
  