Example #1
0
def plot(cls_num):
    os.chdir(os.path.join(wltpdb.mydir, wltpdb.samples_dir))

    cls_name = class_name_from_num(cls_num)

    data = data_meanN_gears(cls_num)

    cols = data.keys()
    assert len(cols) == 4, cols
    
    parts = zip(model.get_class_part_names(), [
        dict(data_fmt='1', data_kws=dict(color='#0000ff', markersize=4.8, ), 
            diff_kws=dict(linestyle=':', linewidth=4)
        ),  
        dict(data_fmt='_', data_kws=dict(color='#0033cc', markersize=4.8, fillstyle='none'), 
            diff_kws=dict(linestyle='-.',linewidth=4)
        ),  
        dict(data_fmt='o', data_kws=dict(color='#006699', markersize=4.8, fillstyle='none'), 
            diff_kws=dict(linestyle='-',linewidth=4)
        ), 
        dict(data_fmt='+', data_kws=dict(color='#009966', markersize=4.8, fillstyle='none'), 
            diff_kws=dict(linestyle='--', linewidth=4)
        ), 
    ])
    
    axes_tuple = None
    for (part, kws) in parts:
        try:
                        ## veh         part   N/gear/Py/Heinz
            X = data.loc[(slice(None), part), cols[0]]
            Y = data.loc[(slice(None), part), cols[1]]
            X_REF = data.loc[(slice(None), part), cols[2]]
            Y_REF = data.loc[(slice(None), part), cols[3]]
        except KeyError:
            continue
        axes_tuple, artist_tuple = plots.plot_xy_diffs_arrows(
            X, Y, X_REF, Y_REF,
            data_label='Python, %s'%part, diff_label='Diffs %s'%part,
            diff_cmap=cm.cool, #@UndefinedVariable
            title="%s: Python(arrow-heads) compared to AccessDb-2secAccel (arrow-tails)" % cls_name,
            x_label=r'Mean Gear',
            y_label='$Mean EngineSpeed [rpm]$',
            axes_tuple=axes_tuple,
            **kws
        )

    axes_tuple[0].legend(loc=1, fancybox=True, framealpha=0.5)
    axes_tuple[1].legend(loc=2, fancybox=True, framealpha=0.5)

    return data, axes_tuple
Example #2
0
from wltp.test import wltp_db_tests as wltpdb


def prepare_data(gened_column, heinz_column):
    gened_column='rpm' 
    heinz_column='n'
    vehdata = wltpdb.aggregate_single_columns_means(gened_column, heinz_column)
    vehdata['pmr'] = 1000.0 * vehdata['rated_power'] / vehdata['kerb_mass']

    return vehdata.pmr, vehdata.gened, vehdata.heinz


if __name__ == '__main__':
    os.chdir(os.path.join(wltpdb.mydir, wltpdb.samples_dir))
    
    (X, Y, Y_REF) = prepare_data(gened_column='rpm', heinz_column='n')

    
    kws = dict(data_fmt='ok', data_kws=dict(markersize=4.5, fillstyle='none'), )
    plots.plot_xy_diffs_arrows(
        X, Y, X, Y_REF, 
        title="Python(arrow-heads) vs AccessDb-2secAccel (arrow-tails)",
        x_label=r'$PMR [W/kg]$',
        y_label='EngineSpeed [rpm]', 
        ref_label='Access-db', data_label='Python',
        mark_sections='classes',
        **kws
    )
    plt.show()
    
Example #3
0
from wltp.test import wltp_db_tests as wltpdb


def prepare_data(gened_column, heinz_column):
    gened_column='rpm' 
    heinz_column='n'
    vehdata = wltpdb.aggregate_single_columns_means(gened_column, heinz_column)
    vehdata['pmr'] = 1000.0 * vehdata['rated_power'] / vehdata['kerb_mass']

    return vehdata.pmr, vehdata.gened, vehdata.heinz


if __name__ == '__main__':
    os.chdir(os.path.join(wltpdb.mydir, wltpdb.samples_dir))
    
    (X, Y, Y_REF) = prepare_data(gened_column='rpm', heinz_column='n')

    
    kws = dict(data_fmt='ok', data_kws=dict(markersize=4.5, fillstyle='none'), )
    plots.plot_xy_diffs_arrows(
        X, Y, X, Y_REF, 
        title="Python(arrow-heads) vs AccessDb-2secAccel (arrow-tails)",
        x_label=r'$PMR [W/kg]$',
        y_label='EngineSpeed [rpm]', 
        ref_label='Access-db', data_label='Python',
        mark_sections='classes',
        **kws
    )
    plt.show()
    
Example #4
0

def prepare_data(gened_column, heinz_column):
    gened_column = "rpm"
    heinz_column = "n"
    vehdata = wltpdb.aggregate_single_columns_means(gened_column, heinz_column)
    vehdata["pmr"] = 1000.0 * vehdata["rated_power"] / vehdata["kerb_mass"]

    return vehdata.pmr, vehdata.gened, vehdata.heinz


if __name__ == "__main__":
    os.chdir(os.path.join(wltpdb.mydir, wltpdb.samples_dir))

    (X, Y, Y_REF) = prepare_data(gened_column="rpm", heinz_column="n")

    kws = dict(data_fmt="ok", data_kws=dict(markersize=4.5, fillstyle="none"))
    plots.plot_xy_diffs_arrows(
        X,
        Y,
        X,
        Y_REF,
        title="Python(arrow-heads) vs AccessDb-2secAccel (arrow-tails)",
        x_label=r"$PMR [W/kg]$",
        y_label="EngineSpeed [rpm]",
        ref_label="Access-db",
        data_label="Python",
        mark_sections="classes",
        **kws)
    plt.show()