Cacher is the code snippet organizer for pro developers

from mpl_toolkits import mplot3d
%matplotlib notebook

fig = plt.figure(figsize=(5,5))
ax = plt.axes(projection='3d')

ax.scatter3D(pdf.PC1, pdf.PC2, yy)
ax.set_xlabel('PC1')
ax.set_ylabel('PC2')
ax.set_zlabel('y')

plt.show()