def dblint(xa, xb, ya, yb, tck):
 (tx, ty, c, kx, ky) = tck
 return dfitpack.dblint(tx, ty, c, kx, ky, xa, xb, ya, yb)

def dblint ( xa , xb , ya , yb , tck ) : ( tx , ty , c , kx , ky ) = tck return dfitpack . dblint ( tx , ty , c , kx , ky , xa , xb , ya , yb )
evaluate the integral of a spline over area [xa .