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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def assign_log_entry_to_log(self, log_entry_id, log_id):
 """Adds an existing ``LogEntry`` to a ``Log``. arg: log_entry_id (osid.id.Id):
 the ``Id`` of the ``LogEntry`` arg: log_id (osid.id.Id):
 the ``Id`` of the ``Log`` raise: AlreadyExists - ``log_entry_id`` is already assigned to ``log_id`` raise: NotFound - ``log_entry_id`` or ``log_id`` not found raise: NullArgument - ``log_entry_id`` or ``log_id`` is ``null`` raise: OperationFailed - unable to complete request raise: PermissionDenied - authorization failure *compliance: mandatory -- This method must be implemented.* """

        # Implemented from template for
        # osid.resource.ResourceBinAssignmentSession.assign_resource_to_bin
        mgr = self._get_provider_manager('LOGGING', local=True)
        lookup_session = mgr.get_log_lookup_session(proxy=self._proxy)
        lookup_session.get_log(log_id)  # to raise NotFound
        self._assign_object_to_catalog(log_entry_id, log_id)