Merge pull request #244 from micahcochran/stop-resource-warnings

stops ResourceWarnings for unclosed files

Author: WeatherGod

lib/mpl_toolkits/basemap/__init__.py

@@ -1460,6 +1460,8 @@ def _readboundarydata(self,name,as_polygons=False):
                             if not as_polygons or len(b) > 4:
                                 polygons.append(list(zip(b[:,0],b[:,1])))
                                 polygon_types.append(typ)
+        bdatfile.close()
+        bdatmetafile.close()
         return polygons, polygon_types
 
     def _getmapboundary(self):