Returns Pgfplots code for a number of patch objects.

def draw_linecollection(data, obj):
    """Returns Pgfplots code for a number of patch objects.
    """
    content = []

    edgecolors = obj.get_edgecolors()
    linestyles = obj.get_linestyles()
    linewidths = obj.get_linewidths()
    paths = obj.get_paths()

    for i, path in enumerate(paths):
        color = edgecolors[i] if i < len(edgecolors) else edgecolors[0]
        style = linestyles[i] if i < len(linestyles) else linestyles[0]
        width = linewidths[i] if i < len(linewidths) else linewidths[0]

        data, options = mypath.get_draw_options(data, obj, color, None, style, width)

        # TODO what about masks?
        data, cont, _, _ = mypath.draw_path(
            data, path, draw_options=options, simplify=False
        )
        content.append(cont + "\n")

    return data, content