python numpy array replace nan with string

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Lucien
13 May 2020
1import numpy as np
2l=['foo', 'bar', 'baz', np.nan]
3
4l_new=['missing' if x is np.nan else x for x in l]
5
6print l_new
7# Result:
8# ['foo', 'bar', 'baz', 'missing']
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