Error in Python script “Expected 2D array, got 1D array instead:”?

Question

I\'m following this tutorial to make this ML prediction:

import numpy as np
import matplotlib.pyplot as plt
from matplotlib import style

style.use(\"ggplot\         


        

Answer 1

With one feature my Dataframe list converts to a Series. I had to convert it back to a Dataframe list and it worked.

if type(X) is Series:
    X = X.to_frame()