def isvector(X):
 warnings.warn('isvector has been moved to matplotlib.mlab -- please import it from there', DeprecationWarning)
 import matplotlib.mlab as mlab
 return mlab.isvector(x, y, xi, extrap=extrap)

def isvector ( X ) : warnings . warn ( 'isvector has been moved to matplotlib.mlab -- please import it from there' , DeprecationWarning ) import matplotlib . mlab as mlab return mlab . isvector ( x , y , xi , extrap = extrap )
this function has been moved to matplotlib .