| @@ -268,8 +268,11 @@ def _formatter(self, boxed=False): |
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from pandas.io.formats.format import _get_format_timedelta64 |
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return _get_format_timedelta64(self, box=True) |
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-def _format_native_types(self): |
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-return self.astype(object) |
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+def _format_native_types(self, na_rep=u'NaT', date_format=None): |
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+from pandas.io.formats.format import _get_format_timedelta64 |
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+ |
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+formatter = _get_format_timedelta64(self._data, na_rep) |
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+return np.array([formatter(x) for x in self._data]) |
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# ---------------------------------------------------------------- |
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# Arithmetic Methods |