anchor.diff:  
   # pythonPackages to test the derivation
   , pytest
  +, flask
  +, flask-httpauth
  +, docker
   }:
   
   buildPythonPackage rec {
     pname = "fluidasserts";
  -  version = "20.1.33141";
  +  version = "20.2.30165";
     disabled = !isPy37;
   
     src = fetchPypi {
       inherit pname version;
  -    extension = "zip";
  -    sha256 = "01l6yb3r19q8b4kwqkrzn7mpfsr65zsgzax2fbs43hb6pq6vavnx";
  +    sha256 = "0wcplzfx89d3c6hvdgag860sl3infqmymy6ly6y6ah77pkc98x15";
     };
   
     patchPhase = ''
  -    # Version mismatches between current FluidAsserts and Nixpkgs
  -    substituteInPlace ./setup.py \
  -      --replace 'tlslite-ng==0.8.0-alpha36' 'tlslite-ng==0.7.5' \
  -      --replace 'boto3==1.11.7' 'boto3==1.10.1' \
  -      --replace 'typed-ast==1.4.1' 'typed-ast==1.4.0' \
  -      --replace 'pillow==7.0.0' 'pillow==6.2.1' \
  +    # Release packages from their hard pinned versions
  +    sed -i -E "s/(.*)==.*/\1/g" requirements.txt
   
       # Functionality that will be not present for the momment
       #   but that we'll work to add in the future
       # Just a minimal portion of fluidasserts use this
  -    substituteInPlace ./setup.py \
  -      --replace "'pymssql==2.1.4'," "" \
  -      --replace "'pytesseract==0.3.1'," "" \
  -      --replace "'pywinrm==0.4.1'," "" \
  -      --replace "'mitmproxy==5.0.1'," "" \
  +    substituteInPlace ./requirements.txt \
  +      --replace "mitmproxy" "" \
   
     '';
   
  
positive.code: , aiohttp
  , androguard
  , azure-identity
  , azure-keyvault-keys
  , azure-keyvault-secrets
  , azure-mgmt-compute
  , azure-mgmt-keyvault
  , azure-mgmt-network
  , azure-mgmt-resource
  , azure-mgmt-security
  , azure-mgmt-storage
  , azure-mgmt-web
  , azure-storage-file
  , azure-storage-file-share
  , bandit
  , bcrypt
  , beautifulsoup4
  
negative.code:       test/test_lang_{javascript,java}.py \
        test/test_lang_{core,csharp,docker,dotnetconfig,html,php,python,rpgle}.py \
        test/test_utils_generic.py
    '';
  
    meta = with lib; {
  