SW-609: Fix Exception.message issue in mapi.py and mapi2.py

CEP/GSM/bremen/monetdb_client/mapi.py

@@ -186,7 +186,7 @@ class Connection(object):
                 h.update(password)
                 password = h.hexdigest()
             except ValueError as e:
-                raise NotSupportedError(e.message)
+                raise NotSupportedError(str(e))
         else:
             raise NotSupportedError("We only speak protocol v9")
 

CEP/GSM/bremen/monetdb_client/mapi2.py

@@ -187,7 +187,7 @@ class Server:
                 h.update(password)
                 password = h.hexdigest()
             except ValueError as e:
-                raise NotSupportedError(e.message)
+                raise NotSupportedError(str(e))
         elif protocol != "8":
             raise NotSupportedError("We only speak protocol v8 and v9")