Remove old code

qiskit/qubo/qubo_qiskit.py

@@ -1,12 +1,10 @@
-import copy
 import sys
 
 from qiskit.algorithms.minimum_eigensolvers import QAOA
 from qiskit.algorithms.optimizers import COBYLA
 from qiskit.primitives import Sampler
 from qiskit_optimization import QuadraticProgram
 from qiskit_optimization.algorithms import MinimumEigenOptimizer
-from qiskit_optimization.problems import VarType
 
 if len(sys.argv) != 3:
     raise TypeError('This script expects exactly 2 arguments. Input file (argument 1) and output file (argument 2).')
@@ -17,24 +15,11 @@
 qp = QuadraticProgram()
 qp.read_from_lp_file(input_path)
 
-
-def relax_problem(problem):
-    """Change all variables to continuous."""
-    relaxed_problem = copy.deepcopy(problem)
-    for variable in relaxed_problem.variables:
-        variable.vartype = VarType.CONTINUOUS
-
-    return relaxed_problem
-
-qubo = qp
-# qubo = relax_problem(QuadraticProgramToQubo().convert(qp))
-# print(qp.prettyprint())
-
 qaoa_mes = QAOA(Sampler(), optimizer=COBYLA(), initial_point=[0.0, 1.0])
 
 qaoa = MinimumEigenOptimizer(qaoa_mes)
 
-qaoa_result = qaoa.solve(qubo)
+qaoa_result = qaoa.solve(qp)
 print(qaoa_result.prettyprint())
 
 f = open(output_path, 'w')