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blaze / datashape

Language defining a data description protocol
BSD 2-Clause "Simplified" License
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to_numpy(?datetime) should return a valid numpy dtype #144

Closed cpcloud closed 9 years ago

cpcloud commented 9 years ago

numpy has NaT (Not-a-Time) for missing datetime values. We should use this instead of throwing an error.

cpcloud commented 9 years ago

timedelta64 works with NaT as well.