Convert pandas DateTimeIndex to Unix Time?

Question

What is the idiomatic way of converting a pandas DateTimeIndex to (an iterable of) Unix Time? This is probably not the way to go:

[time.mktime(t.timetuple()         


        

Answer 1

A summary of other answers:

df[''].astype(np.int64) // 10**9

If you want to keep the milliseconds divide by 10**6 instead