CVXOPTBackend.add_linear_constraints: Remove, inherit from GenericBac…

…kend

src/sage/numerical/backends/cvxopt_backend.pyx

@@ -406,44 +406,6 @@ cdef class CVXOPTBackend(GenericBackend):
         self.row_upper_bound.append(upper_bound)
         self.row_name_var.append(name)
 
-    cpdef add_linear_constraints(self, int number, lower_bound, upper_bound, names=None):
-        """
-        Add constraints.
-
-        INPUT:
-
-        - ``number`` (integer) -- the number of constraints to add.
-
-        - ``lower_bound`` - a lower bound, either a real value or ``None``
-
-        - ``upper_bound`` - an upper bound, either a real value or ``None``
-
-        - ``names`` - an optional list of names (default: ``None``)
-
-        EXAMPLE::
-
-            sage: from sage.numerical.backends.generic_backend import get_solver
-            sage: p = get_solver(solver = "CVXOPT")
-            sage: p.add_variables(5)
-            4
-            sage: p.add_linear_constraints(5, None, 2)
-            sage: p.row(4)
-            ([], [])
-            sage: p.row_bounds(4)
-            (None, 2)
-
-        TESTS:
-
-        It does not add mysterious new variables::
-
-            sage: p.ncols()
-            5
-
-        """
-        for i in range(number):
-            self.add_linear_constraint([], lower_bound, upper_bound,
-                                       name=None if names is None else names[i])
-
     cpdef int solve(self) except -1:
         """
         Solve the problem.