1t['combined']= t.values.tolist()
2
3t
4Out[50]:
5 A B C D combined
60 hello 1 GOOD long.kw [hello, 1, GOOD, long.kw]
71 1.20 chipotle NaN bingo [1.2, chipotle, nan, bingo]
82 various NaN 3000 123.46 [various, nan, 3000, 123.456]