stripe list paging incorrect with starting_after

gistfile1.txt

In [2]: pg1 = stripe.Invoice.list()

In [3]: pg2 = stripe.Invoice.list(starting_after=pg1.data[-1].id)

In [4]: pg2.data[0].id
Out[4]: 'in_1EgJwwDhOpaK71Z9NO4eU8Jz'

In [5]: invs100 = stripe.Invoice.list(limit=100)

In [6]: [i.id for i in invs100].index(pg2.data[0].id)
Out[6]: 42

In [7]: [i.id for i in invs100].index(pg2.data[1].id)
Out[7]: 43

In [8]: [i.id for i in invs100].index(pg2.data[2].id)
Out[8]: 44

In [9]: [i.id for i in invs100].index(pg1.data[0].id)
Out[9]: 0

In [10]: [i.id for i in invs100].index(pg1.data[1].id)
Out[10]: 1

In [11]: [i.id for i in invs100].index(pg1.data[-1].id)
Out[11]: 9