wxGUI: convert EPSG code to int, fixes https://trac.osgeo.org/grass/ticket/3808

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@74357 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/core/utils.py

@@ -522,7 +522,7 @@ def ReadEpsgCodes():
 
     for line in ret.splitlines():
         code, descr, params = line.split("|")
-        epsgCodeDict[code] = (descr, params)
+        epsgCodeDict[int(code)] = (descr, params)
 
     return epsgCodeDict