ValueError: 'c' argument has 3449 elements, which is not acceptable for use with 'x' with size 3449, 'y' with size 3449

Question

I\'m working on a sactter plot using of clusters.

plt.figure(1)
plt.scatter(x_train.iloc[:,0:1:], x_train.iloc[:,2:3],c=prediction, marker="o", pick