Remove intermediary variable `src_crs`

Inst_eddies/Analysis/plot_eddy_contours.py

@@ -193,12 +193,13 @@ if __name__ == "__main__":
             grid_nml = None
 
     fig = plt.figure()
-    src_crs = ccrs.PlateCarree()
     projection = ccrs.PlateCarree()
     ##projection = ccrs.NorthPolarStereo()
     ax = plt.axes(projection = projection)
 
-    if args.grid: plot_grid_points(grid_nml, args.window, ax, src_crs)
+    if args.grid:
+        plot_grid_points(grid_nml, args.window, ax, ccrs.PlateCarree())
+
     if args.window is None: plot_grid_bb(grid_nml, ax)
     SHPC = util_eddies.SHPC_class(args.shpc_dir, def_orient = "Anticyclones")