def METHOD_NAME(simulator, history_simulator, time_step_count):
    ecl_sum = EclSum.writer("SNAKE_OIL_FIELD", datetime(2010, 1, 1), 10, 10, 10)
    ecl_sum.addVariable("FOPT")
    ecl_sum.addVariable("FOPR")
    ecl_sum.addVariable("FGPT")
    ecl_sum.addVariable("FGPR")
    ecl_sum.addVariable("FWPT")
    ecl_sum.addVariable("FWPR")
    ecl_sum.addVariable("FGOR")
    ecl_sum.addVariable("FWCT")
    ecl_sum.addVariable("FOPTH")
    ecl_sum.addVariable("FOPRH")
    ecl_sum.addVariable("FGPTH")
    ecl_sum.addVariable("FGPRH")
    ecl_sum.addVariable("FWPTH")
    ecl_sum.addVariable("FWPRH")
    ecl_sum.addVariable("FGORH")
    ecl_sum.addVariable("FWCTH")
    ecl_sum.addVariable("WOPR", wgname="OP1")
    ecl_sum.addVariable("WOPR", wgname="OP2")
    ecl_sum.addVariable("WWPR", wgname="OP1")
    ecl_sum.addVariable("WWPR", wgname="OP2")
    ecl_sum.addVariable("WGPR", wgname="OP1")
    ecl_sum.addVariable("WGPR", wgname="OP2")
    ecl_sum.addVariable("WGOR", wgname="OP1")
    ecl_sum.addVariable("WGOR", wgname="OP2")
    ecl_sum.addVariable("WWCT", wgname="OP1")
    ecl_sum.addVariable("WWCT", wgname="OP2")
    ecl_sum.addVariable("WOPRH", wgname="OP1")
    ecl_sum.addVariable("WOPRH", wgname="OP2")
    ecl_sum.addVariable("WWPRH", wgname="OP1")
    ecl_sum.addVariable("WWPRH", wgname="OP2")
    ecl_sum.addVariable("WGPRH", wgname="OP1")
    ecl_sum.addVariable("WGPRH", wgname="OP2")
    ecl_sum.addVariable("WGORH", wgname="OP1")
    ecl_sum.addVariable("WGORH", wgname="OP2")
    ecl_sum.addVariable("WWCTH", wgname="OP1")
    ecl_sum.addVariable("WWCTH", wgname="OP2")
    ecl_sum.addVariable("BPR", num=globalIndex(5, 5, 5))
    ecl_sum.addVariable("BPR", num=globalIndex(1, 3, 8))
    time_map = []
    mini_step_count = 10
    total_step_count = time_step_count * mini_step_count
    for report_step in range(time_step_count):
        for mini_step in range(mini_step_count):
            t_step = ecl_sum.addTStep(
                report_step + 1, sim_days=report_step * mini_step_count + mini_step
            )
            time_map.append(t_step.getSimTime().datetime().strftime("%d/%m/%Y"))
            simulator.step(scale=1.0 / total_step_count)
            history_simulator.step(scale=1.0 / total_step_count)
            t_step["FOPR"] = simulator.fopr()
            t_step["FOPT"] = simulator.fopt()
            t_step["FGPR"] = simulator.fgpr()
            t_step["FGPT"] = simulator.fgpt()
            t_step["FWPR"] = simulator.fwpr()
            t_step["FWPT"] = simulator.fwpt()
            t_step["FGOR"] = simulator.fgor()
            t_step["FWCT"] = simulator.fwct()
            t_step["WOPR:OP1"] = simulator.opr("OP1")
            t_step["WOPR:OP2"] = simulator.opr("OP2")
            t_step["WGPR:OP1"] = simulator.gpr("OP1")
            t_step["WGPR:OP2"] = simulator.gpr("OP2")
            t_step["WWPR:OP1"] = simulator.wpr("OP1")
            t_step["WWPR:OP2"] = simulator.wpr("OP2")
            t_step["WGOR:OP1"] = simulator.gor("OP1")
            t_step["WGOR:OP2"] = simulator.gor("OP2")
            t_step["WWCT:OP1"] = simulator.wct("OP1")
            t_step["WWCT:OP2"] = simulator.wct("OP2")
            t_step["BPR:5,5,5"] = simulator.bpr("5,5,5")
            t_step["BPR:1,3,8"] = simulator.bpr("1,3,8")
            t_step["FOPRH"] = history_simulator.fopr()
            t_step["FOPTH"] = history_simulator.fopt()
            t_step["FGPRH"] = history_simulator.fgpr()
            t_step["FGPTH"] = history_simulator.fgpt()
            t_step["FWPRH"] = history_simulator.fwpr()
            t_step["FWPTH"] = history_simulator.fwpt()
            t_step["FGORH"] = history_simulator.fgor()
            t_step["FWCTH"] = history_simulator.fwct()
            t_step["WOPRH:OP1"] = history_simulator.opr("OP1")
            t_step["WOPRH:OP2"] = history_simulator.opr("OP2")
            t_step["WGPRH:OP1"] = history_simulator.gpr("OP1")
            t_step["WGPRH:OP2"] = history_simulator.gpr("OP2")
            t_step["WWPRH:OP1"] = history_simulator.wpr("OP1")
            t_step["WWPRH:OP2"] = history_simulator.wpr("OP2")
            t_step["WGORH:OP1"] = history_simulator.gor("OP1")
            t_step["WGORH:OP2"] = history_simulator.gor("OP2")
            t_step["WWCTH:OP1"] = history_simulator.wct("OP1")
            t_step["WWCTH:OP2"] = history_simulator.wct("OP2")
    return ecl_sum, time_map