The example does an import of the harris module, not the class.<div>Therefore for me in the code I have to call it like harris.harris(img, min_distance=6)</div><div><br></div><div>Do I have a messed up system or is that an error? If yes, I can issue a PR.</div><div><br></div><div>Michael</div><div><br></div><div><br></div>