question:
Python uses xgboost to appear
FutureWarning: pandas.Int64Index is deprecated and will be removed from pandas in a future version. Use pandas.Index with the appropriate dtype instead.
from pandas import MultiIndex, Int64Index
solve:
The version problem has been fixed in xgboost version 1.6.0, just update xgboost:
pip install --upgrade xgboost
reference:
https://github.com/dmlc/xgboost/issues/8123
Warning: Pandas deprecation, please fix this · Issue #7894 · dmlc/xgboost · GitHub