INVALID_FILE_VIEW = '\ninvalid file.\nformat: pck -vf [collection name][opt keyword]'
WIPE_ALL_ERROR = '\nno folder to delete'
NONEXIST_ERROR = "\ndefault entry file doesn't exist"
DELETE_ERROR = '\nnothing to show\nformat: pck -del [keyword]'
SWITCH_ERROR = "\nno name specified"
TAG_ERROR = '\nno tag selected'
