def add_folder_target(self, folder, keywords):
        assert folder not in self.folder_targets, (folder) % "Target folder already defined! (%s)"
        self.folder_targets[folder] = keywords
dataset/ETHPy150Open virantha/pypdfocr/pypdfocr/pypdfocr_filer_dirs.py/PyFilerDirs.add_folder_target/swapped operands of `%`