[Python] If I have two columns with same values in a data frame, then I shifted down one of...

I want to use a data frame for training and testing two different algorithms (Random Forest regression and multi-layer perceptron). My question is, if I have two columns in the input data frame that have exactly the same values for each row. I know that is considered as a redundancy that could affect the training / prediction task negatively. However, I shifted one of the columns down by one row. will that affect the training / prediction tasks negatively? will that still be considered as redundancy?

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