/Users/bennyrhys/opt/anaconda3/lib/python3.7/site-packages/ipykernel_launcher.py:2: FutureWarning: Sorting because non-concatenation axis is not aligned. A future version
of pandas will change to not sort by default.
To accept the future behavior, pass 'sort=False'.
To retain the current behavior and silence the warning, pass 'sort=True'.
/Users/bennyrhys/opt/anaconda3/lib/python3.7/site-packages/ipykernel_launcher.py:2: FutureWarning: Sorting because non-concatenation axis is not aligned. A future version
of pandas will change to not sort by default.
To accept the future behavior, pass 'sort=False'.
To retain the current behavior and silence the warning, pass 'sort=True'.
La
une
X
y
de
0
NaN
0.118006
0,976428
0,286200
1
NaN
0,554356
0,739202
0,441234
2
NaN
0,987343
0,032884
0,963760
3
NaN
0,730118
0,617397
0,943546
0
1.960326
0,792735
0,927720
NaN
1
1,002970
-1.015684
0,524749
NaN
2
0,103341
-0.676568
0,378511
NaN
Combiner
Combine_first comporte deux ensembles de données, lorsque l'ensemble actuel de nan, ce dernier ensemble est rempli. Le groupe combiné a moins de données que le groupe précédent