To rename images for easier annotation and handling while training models

renamer.py

'''
Usage: python3 rename.py --input path1 --output path2
'''

import os
import argparse

def argsparser():
    '''
    To use arguments from command line.
    '''
    parser = argparse.ArgumentParser(description='Renamer script')
    parser.add_argument('--input', dest='input', help='Input Directory', default='path1', type=str)
    parser.add_argument('--output', dest='output', help='Output Directory', default='path2', type=str)
    return parser.parse_args()


if __name__ == '__main__':
    args = argsparser()

    files = os.listdir(args.input)
    c = 1 #Counter

    for f in files:
        os.rename(os.path.join(args.input, f), os.path.join(args.output, str(c)+'.jpg'))
        c += 1