Bálint Biró

icon company ABC (Gödöllő), _VOIS (Budapest) icon location Hungary icon location Biotechnologist with interest in bioinformatics and data science.

Results 3 comments of Bálint Biró

Invalid classes inferred from unique values of `y`.

I see what you mean. Thank y'all for the answers!

Error running demo/guide-python/categorical.py: ValueError: Invalid classes inferred from unique values of `y`. Expected: [0 1 2], got [ 0. 1. nan]

Hi Guys; I am facing the same issue and it seems that I found a reproducible example: ```python import string import xgboost import pandas as pd from sklearn.preprocessing import LabelEncoder...

Error running demo/guide-python/categorical.py: ValueError: Invalid classes inferred from unique values of `y`. Expected: [0 1 2], got [ 0. 1. nan]

Sorry, maybe I was not using the right expression. So there are no missing values in y but some of the labels that were encoded are not present in the...