bugfix: self.logger
bugfix: self.logger

Change-Id: I6e9b3a833f590831cddac83e00a6b8809410d2cb
Signed-off-by: boucherv <92505b05743740ff7910a3d93741c58e8604a7fb@orange.com>

opnfv/functest,mywulin/functest,opnfv/functest,mywulin/functest