Checking Correlations, Predicting Diabetes using Machine Learning, Python, Project

Correlation is a statistical measure that expresses the extent to which two variables are linearly related.
In this video, we learn correlations between input and out variables of diabetes dataset.

[@samedhacbekiroglu2323]

I get ValueError: Shape of passed values is (768, 9), indices imply (768, 8) several time i wanna fix that but i cant please tell what I do

[@muthu317]

source of code pls