Add methods Frame.head() and Frame.tail() #1441
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| if (n > dt->nrows) n = dt->nrows; | ||
| py::otuple aa(2); | ||
| aa.set(0, py::orange(0, n, 1)); | ||
| aa.set(1, py::None()); |
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What this py::None() corresponds to?
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that's None in python. So, I'm creating a tuple (range(0, n), None) here.
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Closes #1307