verify if there is a project with given name or path
        on the database

def _is_unique(self, name, path):
        """verify if there is a project with given name or path
        on the database
        """
        project = None
        try:
            project = Project.select().where(
                (Project.name == name) |
                (Project.path == path)
            )[0]
        except:
            pass

        return project is None