def list_persons(count):
print("Reading persons")
try:
persons = PersonService.get_persons(count)
for p in persons:
print(p.name_first, p.name_last, p.gender, p.dob_age)
except OperationalError:
print('Database is empty please download some persons first')
def test_n_rows_returned_when_get_persons_with_arg_n_called():
n = 2
res = PersonService.get_persons(n)
res = list(r for r in res)
assert len(res) == n
