How to use the jwql.instrument_monitors.miri_monitors.data_trending.plots.plot_functions.add_hover_tool function in jwql

plot_width = 1120,                                   \
                plot_height = 400,                                  \
                y_range = [6.395,6.41],                             \
                x_axis_type = 'datetime',                           \
                output_backend="webgl",                             \
                x_axis_label = 'Date', y_axis_label = 'Temperature (K)')

    p.grid.visible = True
    p.title.text = "Detector Temperature"
    pf.add_basic_layout(p)

    a = pf.add_to_plot(p, "Det. Temp. IC", "IGDP_MIR_IC_DET_TEMP", start, end, conn, color = "red")
    b = pf.add_to_plot(p, "Det. Temp. LW", "IGDP_MIR_LW_DET_TEMP", start, end, conn, color = "green")
    c = pf.add_to_plot(p, "Det. Temp. SW", "IGDP_MIR_SW_DET_TEMP", start, end, conn, color = "blue")

    pf.add_hover_tool(p,[a,b,c])

    p.legend.location = "bottom_right"
    p.legend.orientation = "horizontal"
    p.legend.click_policy = "hide"

    return p

x_range=utils.time_delta(Time(end)),
               x_axis_type='datetime',
               output_backend="webgl",
               x_axis_label='Date', y_axis_label='Voltage (V)')

    p.xaxis.formatter = copy.copy(utils.plot_x_axis_format)

    p.grid.visible = True
    p.title.text = "ICE_SEC_VOLT1/3"
    pf.add_basic_layout(p)

    # add a line renderer with legend and line thickness
    a = pf.add_to_plot(p, "Volt1", "IMIR_HK_ICE_SEC_VOLT1", start, end, conn, color="red")
    b = pf.add_to_plot(p, "Volt3", "IMIR_HK_ICE_SEC_VOLT3", start, end, conn, color="purple")

    pf.add_hover_tool(p, [a, b])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"

    return p

plot_height = 500,
                y_range = [4.9,5.1],
                x_axis_type = 'datetime',
                output_backend = "webgl",
                x_axis_label = 'Date', y_axis_label='Voltage (V)')

    p.grid.visible = True
    p.title.text = "FPE Dig. 5V"
    pf.add_basic_layout(p)

    p.extra_y_ranges = {"current": Range1d(start=2100, end=2500)}
    a = pf.add_to_plot(p, "FPE Dig. 5V", "IMIR_PDU_V_DIG_5V", start, end, conn, color = "red")
    b = pf.add_to_plot(p, "FPE Dig. 5V Current", "IMIR_PDU_I_DIG_5V", start, end, conn, y_axis = "current", color = "blue")
    p.add_layout(LinearAxis(y_range_name = "current", axis_label = "Current (mA)", axis_label_text_color = "blue"), 'right')

    pf.add_hover_tool(p,[a,b])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"

    return p

plot_height=500,
               x_range=utils.time_delta(Time(end)),
               x_axis_type='datetime',
               output_backend="webgl",
               x_axis_label='Date', y_axis_label='Voltage (V)')

    p.xaxis.formatter = copy.copy(utils.plot_x_axis_format)

    p.grid.visible = True
    p.title.text = "ICE_SEC_VOLT2"
    pf.add_basic_layout(p)

    # add a line renderer with legend and line thickness
    a = pf.add_to_plot(p, "Volt2", "IMIR_HK_ICE_SEC_VOLT2", start, end, conn, color="red")

    pf.add_hover_tool(p, [a])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"

    return p

p.line(x = "start_time", y = "average", color = "brown", legend = "ICE Internal", source = plot_data)
    p.scatter(x = "start_time", y = "average", color = "brown", legend = "ICE Internal", source = plot_data)

    a = pf.add_to_plot(p, "ICE IEC A", "ST_ZTC1MIRIA", start, end, conn, color = "burlywood")
    b = pf.add_to_plot(p, "FPE IEC A", "ST_ZTC2MIRIA", start, end, conn, color = "cadetblue")
    j = pf.add_to_plot(p, "ICE IEC B", "ST_ZTC1MIRIB", start, end, conn, color = "blue")
    k = pf.add_to_plot(p, "FPE IEC B.", "ST_ZTC2MIRIB", start, end, conn, color = "brown")
    c = pf.add_to_plot(p, "FPE PDU", "IMIR_PDU_TEMP", start, end, conn, color = "chartreuse")
    d = pf.add_to_plot(p, "ANA IC", "IMIR_IC_SCE_ANA_TEMP1", start, end, conn, color = "chocolate")
    e = pf.add_to_plot(p, "ANA SW", "IMIR_SW_SCE_ANA_TEMP1", start, end, conn, color = "coral")
    f = pf.add_to_plot(p, "ANA LW", "IMIR_LW_SCE_ANA_TEMP1", start, end, conn, color = "darkorange")
    g = pf.add_to_plot(p, "DIG IC", "IMIR_IC_SCE_DIG_TEMP", start, end, conn, color = "crimson")
    h = pf.add_to_plot(p, "DIG SW", "IMIR_SW_SCE_DIG_TEMP", start, end, conn, color = "cyan")
    i = pf.add_to_plot(p, "DIG LW", "IMIR_LW_SCE_DIG_TEMP", start, end, conn, color = "darkblue")

    pf.add_hover_tool(p,[a,b,c,d,e,f,g,h,i,j,k])

    p.legend.location = "bottom_right"
    p.legend.orientation = "horizontal"
    p.legend.click_policy = "hide"

    return p

toolbar_location = "above",                         \
                plot_width = 560,                                   \
                plot_height = 500,                                  \
                x_axis_type = 'datetime',                           \
                output_backend="webgl",                             \
                x_axis_label = 'Date', y_axis_label='Voltage (V)')

    p.grid.visible = True
    p.title.text = "VRSTOFF"
    pf.add_basic_layout(p)

    a = pf.add_to_plot(p, "VRSTOFF IC", "IGDP_MIR_IC_V_VRSTOFF", start, end, conn, color = "red")
    b = pf.add_to_plot(p, "VRSTOFF SW", "IGDP_MIR_SW_V_VRSTOFF", start, end, conn, color = "orange")
    c = pf.add_to_plot(p, "VRSTOFF LW", "IGDP_MIR_LW_V_VRSTOFF", start, end, conn, color = "green")

    pf.add_hover_tool(p,[a,b,c])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"
    p.legend.orientation = "horizontal"

    return p

plot_height = 500,                                  \
                y_range = [-7.1, -6.9],                             \
                x_axis_type = 'datetime',                           \
                output_backend="webgl",                             \
                x_axis_label = 'Date', y_axis_label='Voltage (V)')

    p.grid.visible = True
    p.title.text = "FPE Ana. N7V"
    pf.add_basic_layout(p)

    p.extra_y_ranges = {"current": Range1d(start=350, end=400)}
    a = pf.add_to_plot(p, "FPE Dig. N7V", "IMIR_PDU_V_ANA_N7V",start, end, conn, color = "red")
    b = pf.add_to_plot(p, "FPE Ana. N7V Current", "IMIR_PDU_I_ANA_N7V",start, end, conn, y_axis = "current", color = "blue")
    p.add_layout(LinearAxis(y_range_name = "current", axis_label = "Current (mA)", axis_label_text_color = "blue"), 'right')

    pf.add_hover_tool(p,[a,b])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"

    return p

x_axis_type='datetime',
               output_backend="webgl",
               x_axis_label='Date', y_axis_label='Voltage (mV)')

    p.xaxis.formatter = copy.copy(utils.plot_x_axis_format)

    p.grid.visible = True
    p.title.text = "Wheel Sensor Supply"
    pf.add_basic_layout(p)

    a = pf.add_to_plot(p, "FW", "IMIR_HK_FW_POS_VOLT", start, end, conn, color="red")
    b = pf.add_to_plot(p, "GW14", "IMIR_HK_GW14_POS_VOLT", start, end, conn, color="purple")
    c = pf.add_to_plot(p, "GW23", "IMIR_HK_GW23_POS_VOLT", start, end, conn, color="orange")
    d = pf.add_to_plot(p, "CCC", "IMIR_HK_CCC_POS_VOLT", start, end, conn, color="firebrick")

    pf.add_hover_tool(p, [a, b, c, d])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"

    return p

plot_height = 500,                                  \
                y_range = [-5.1,-4.85],                             \
                x_axis_type = 'datetime',                           \
                output_backend="webgl",                             \
                x_axis_label = 'Date', y_axis_label='Voltage (V)')

    p.grid.visible = True
    p.title.text = "FPE Ana. N5V"
    pf.add_basic_layout(p)

    p.extra_y_ranges = {"current": Range1d(start=100, end=300)}
    a = pf.add_to_plot(p, "FPE Ana. N5", "IMIR_PDU_V_ANA_N5V",start, end, conn, color = "red")
    b = pf.add_to_plot(p, "FPE Ana. N5 Current", "IMIR_PDU_I_ANA_N5V",start, end, conn, y_axis = "current", color = "blue")
    p.add_layout(LinearAxis(y_range_name = "current", axis_label = "Current (mA)", axis_label_text_color = "blue"), 'right')

    pf.add_hover_tool(p,[a,b])

    p.legend.location = "bottom_right"
    p.legend.click_policy = "hide"

    return p