Creates and draws a map.
pid = Ngl.map(wks, res=None)
The identifier returned from calling Ngl.open_wks.res=None
An (optional) instance of the Resources class having Map resources as attributes.
A PlotId of the map plot created is returned.
This function creates and draws a map on the given workstation and advances the frame. Plot options can be set via the res variable. The default map projection is cylindrical equidistant. This can be changed with the mpProjection resource.
Note that PyNGL internally sets some map resources for you, depending on how other resources are set. See the list of default settings for more information.