def ghost(x, depth, boundary):
 depth2 = coerce_depth(x.ndim, depth)
 boundary2 = coerce_boundary(x.ndim, boundary)
 depth_values = [depth2.get(i, 0) for i in range(x.ndim)]
 for (d, c) in zip(depth_values, x.chunks):
  if (d > min(c)):
   raise ValueError(('The overlapping depth %d is larger than your\nsmallest chunk size %d. Rechunk your array\nwith a larger chunk size or a chunk size that\nmore evenly divides the shape of your array.' % (d, min(c))))
 x2 = boundaries(x, depth2, boundary2)
 x3 = ghost_internal(x2, depth2)
 trim = dict(((k, ((v * 2) if (boundary2.get(k, 'none') != 'none') else 0)) for (k, v) in depth2.items()))
 x4 = chunk.trim(x3, trim)
 return x4

def ghost ( x , depth , boundary ) : depth2 = coerce_depth ( x . ndim , depth ) boundary2 = coerce_boundary ( x . ndim , boundary ) depth_values = [ depth2 . get ( i , 0 ) for i in range ( x . ndim ) ] for ( d , c ) in zip ( depth_values , x . chunks ) : if ( d > min ( c ) ) : raise ValueError ( ( 'The overlapping depth %d is larger than your\nsmallest chunk size %d. Rechunk your array\nwith a larger chunk size or a chunk size that\nmore evenly divides the shape of your array.' % ( d , min ( c ) ) ) ) x2 = boundaries ( x , depth2 , boundary2 ) x3 = ghost_internal ( x2 , depth2 ) trim = dict ( ( ( k , ( ( v * 2 ) if ( boundary2 . get ( k , 'none' ) != 'none' ) else 0 ) ) for ( k , v ) in depth2 . items ( ) ) ) x4 = chunk . trim ( x3 , trim ) return x4
share boundaries between neighboring blocks parameters x: da .