Answers for "how to combine all columns into one column pandas"

R
1

how to add coloumn based on other column

metadata['class_pnemonia'] = metadata['class'].astype('category').map({0: 'HEALTHY ', 1: 'PNEUMONIA'})
Posted by: Guest on August-09-2021
0

turn columns into one column as list python

t['combined']= t.values.tolist()

t
Out[50]: 
         A         B     C        D                       combined
0    hello         1  GOOD  long.kw      [hello, 1, GOOD, long.kw]
1     1.20  chipotle   NaN    bingo    [1.2, chipotle, nan, bingo]
2  various       NaN  3000   123.46  [various, nan, 3000, 123.456]
Posted by: Guest on January-09-2020

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