def copy(src, dst):
    srcfd = open(src)
    dstfd = open_mkdir(dst, 'wb')
    shutil.copyfileobj(srcfd, dstfd)
    srcfd.close()
    dstfd.close()
After this method has been called the given customer has a valid payment
dataset/ETHPy150Open ProgVal/Limnoria/src/utils/file.py/copy--crossover with--dataset/ETHPy150Open diefenbach/django-lfs/lfs/payment/utils.py/update_to_valid_payment_method