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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def combine_with(self, additional_constraints):
 """Combines two sets of constraints into a coherent single set."""

    x = additional_constraints
    if not isinstance(additional_constraints, AffineWarpConstraints):
      x = AffineWarpConstraints(additional_constraints)
    new_constraints = []
    for left, right in zip(self._constraints, x.constraints):
      new_constraints.append([self._combine(x, y) for x, y in zip(left, right)])
    return AffineWarpConstraints(new_constraints)