def test_transmit_infections():
v0 = Village(loc=(0.2, 0.3),
N=10,
vaccinated_fraction=0.5,
neighbors=set())
v0.challenge(2)
generation = 0
while v0.S > 0 and v0.infecteds:
print('\n=========\ngeneration-%d\n=========' % generation)
v0.update()
v0.transmit()
print(v0.summary())
generation += 1
