anchor.diff:  
   buildPythonPackage rec {
     pname = "qiskit-terra";
  -  version = "0.14.2";
  +  version = "0.15.1";
   
     disabled = pythonOlder "3.5";
   
  
positive.code:     "qiskit.transpiler.passes.routing.cython.stochastic_swap.swap_trial"
    ];
  
    disabledTests = [
      "test_random_clifford_valid"  # random test, fails at least once when testing locally.
    ];
    pytestFlagsArray = [
      "--ignore=test/randomized/test_transpiler_equivalence.py" # collection requires qiskit-aer, which would cause circular dependency
    ];
  
negative.code:     fastjsonschema
      jsonschema
      numpy
      matplotlib
      networkx
      ply
      psutil
      python-constraint
      python-dateutil
      retworkx
      scipy
      sympy
  