class_docstr: Barrier optimization problem:
      minimize fun(x) - barrier_parameter*sum(log(s))
      subject to: constr_eq(x)     = 0
                constr_ineq(x) + s = 0
code: def _compute_constr(self, c_ineq, c_eq, s):
      # Compute barrier constraint
      return np.hstack((c_eq, c_ineq + s))
  
imports: import scipy.sparse
  import numpy
  from .equality_constrained_sqp import equality_constrained_sqp
  from scipy.sparse.linalg import LinearOperator
label_desc: Use image node_id 7 for calling the BarrierSubproblem obj's underlying member method code with example usage: obj._compute_constr(c_ineq, c_eq, s) and returns: np