Bug in get_dd_wind_field

[hepengz]

PyDDA/pydda/retrieval/wind_retrieve.py

Lines 1558 to 1563 in 9d75920

	if isinstance(Grids, list):
	if isinstance(Grids[0], pyart.core.Grid):
	for x in Grids:
	new_grids = [read_from_pyart_grid(x) for x in Grids]
	else:
	new_grids = Grids

if isinstance(Grids[0], pyart.core.Grid):
new_grids = [read_from_pyart_grid(x) for x in Grids]