Add projection and region to grdview docstring
@@ -58,6 +58,13 @@ def grdview(self, grid, **kwargs):
grid : str or xarray.DataArray
The file name of the input relief grid or the grid loaded as a
DataArray.
+ region : str or list
+ *xmin/xmax/ymin/ymax*\ [**+r**][**+u**\ *unit*].
+ Specify the :doc:`region </tutorials/regions>` of interest. When used
+ with ``perspective``, optionally append */zmin/zmax* to indicate the
+ range to use for the 3-D axes [Default is the region in the input
+ grid].
+ {J}
zscale/zsize : float or str
Set z-axis scaling or z-axis size.
{B}
