parser.add_argument('inputs', type=str, nargs='+', help='one or more files to read')
parser.add_argument('--use-gtrends', action='store_true', help = 'toggle whether the input is the output from google trends')
parser.add_argument('--output', type=str, help='an output file. defaults to stdout')
parser.add_argument('inputs', type=str, nargs='+', help='one or more files to read')
parser.add_argument('--use-gtrends', action='store_true', help = 'toggle whether the input is the output from google trends')
parser.add_argument('--output', type=str, help='an output file. defaults to stdout')