import plotly.graph_objects as go

def venn2(labels, names=('A', 'B'), **options):
    """
    plot a 2-st venn diagram

    :param labels:
    :param names:
    :param options:
    :return:
    """
    pass

import plotly.graph_objects as go

def venn2(labels, names=('A', 'B'), **options):
    """
    plot a 2-st venn diagram

    :param labels:
    :param names:
    :param options:
    :return:
    """
    pass

plot a 2-st venn diagram      :param labels:     :param names:     :param options:     :return: