def METHOD_NAME(self):
    """
    Function that loads the keys if it exists or creates\
    them in the case where it does not exist.
    """
    if self.allkey is None or self.publickey is None:
        if os.path.exists(self.filekeypublic) and os.path.exists(self.fileallkey):
            f = open(self.fileallkey, 'r')
            self.allkey = pickle.load(f)
            f.close()
            f = open(self.filekeypublic, 'r')
            self.publickey = pickle.load(f)
            f.close()
        else:
            # recherche keyfile si not exist then generate.
            self.generateRSAclefagent()