Removed 'finally' statement in 'connect()' method.

Signed-off-by: Cristiano Urban <cristiano.urban@inaf.it>

transfer_service/tape_client.py

@@ -46,8 +46,6 @@ class TapeClient(object):
         except Exception:
             self.logger.exception("Unable to establish SSH connection with tape library frontend.")
             raise
-        finally:
-            self.disconnect()
     
     def getPoolList(self):
         """Returns a list of 'TapePool' objects."""