def create_delete_op_chain(object, parent=(None, None)):
    ops = vistrails.db.services.action.create_delete_op_chain(object, parent)
    convert_operation_list(ops)
    return ops
Division of ``a`` and ``b``, implies ``__divmod__``.
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/core/db/io.py/create_delete_op_chain--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/polys/domains/ring.py/Ring.div