def test_barchart_1():
    coordinate_system = cartesius.CoordinateSystem()

    barchart_data_1 = (
            charts.data(-1, -.5),
            charts.data(0, .7),
            charts.data(1, 2),
            charts.data(2, 2.7),
            charts.data(3, 4),
            charts.data(4, 3.1),
            charts.data(5, 2.1),
            charts.data(6, 1),
            charts.data(7, -.3)
    )
    barchart_1 = charts.BarChart(vertical=True, data=barchart_data_1, width=0.95)
    coordinate_system.add(barchart_1)

    custom_color = (100, 100, 200)

    barchart_data_2 = (
            charts.data(-1, -.25, fill_color=custom_color),
            charts.data(0, .35, fill_color=custom_color),
            charts.data(1, 1, fill_color=custom_color),
            charts.data(2, 1.35, fill_color=custom_color),
            charts.data(3, 2, fill_color=custom_color),
            charts.data(4, 1.65, fill_color=custom_color),
            charts.data(5, 1, fill_color=custom_color),
            charts.data(6, .5, fill_color=custom_color),
            charts.data(7, -.6, fill_color=custom_color)
    )
    barchart_2 = charts.BarChart(vertical=True, data=barchart_data_2, width=0.75, color=(0, 0, 0))
    coordinate_system.add(barchart_2)

    return coordinate_system.draw(300, 200), coordinate_system.draw(300, 200, antialiasing=True),
build a collection of exons from the protein-coding
dataset/ETHPy150Open tkrajina/cartesius/create_images_and_readme.py/test_barchart_1--crossover with--dataset/ETHPy150Open CGATOxford/cgat/obsolete/pipeline_kamilah.py/buildGenes