@abstractmethod
def filter_files(self, keywords: Optional[Union[(str, list)]]=None, hemisphere: Optional[str]=None, stimulation: Optional[str]=None, medication: Optional[str]=None, exclude: Optional[Union[(str, list)]]=None, verbose: bool=False) -> None:
    'Filter list of filepaths for given parameters.'
Filter list of filepaths for given parameters.
@abstractmethod
def filter_files(self, keywords: Optional[Union[(str, list)]]=None, hemisphere: Optional[str]=None, stimulation: Optional[str]=None, medication: Optional[str]=None, exclude: Optional[Union[(str, list)]]=None, verbose: bool=False) -> None:
    