from charticle.venn import Venn3
v = Venn3(a_name='"apples"', b_name='"bananas"',  c_name="fruits")
v.a = "MacBook"
v.b = 'harebrained'
v.c = "Prunus\ndomestica,\nothers"; v.sizes.c = 3
v.ac = "Malus\ndomestica"
v.bc = "Musa\nacuminata"
v.sizes.ab = 0; v.sizes.abc = 0
_ = v.plot()