def _numpy_zeros(m, n, **options):
 dtype = options.get('dtype', 'float64')
 if (not np):
  raise ImportError
 return np.zeros((m, n), dtype=dtype)

def _numpy_zeros ( m , n , ** options ) : dtype = options . get ( 'dtype' , 'float64' ) if ( not np ) : raise ImportError return np . zeros ( ( m , n ) , dtype = dtype )
numpy verson of zeros .