import time
import csv


def ourSecret(f, file, csvwriter):
    start = time.time()

    with open(f, "rb") as i:
        stream=i.read()
        if b'\x9E\x97\xBA\x2A\x00\x80\x88\xC9\xA3\x70\x97\x5B\xA2\xE4\x99\xB8\xC1\x78\x72\x0F\x88\xDD\xDC\x34\x2B\x4E\x7D\x31\x7F\xB5\xE8\x70\x39\xA8\xB8\x42\x75\x68\x71\x91' in stream:
            csvwriter.writerow([file, 'Yes', 'OurSecret Steganography', '9e97ba2a008088c9a370975ba2e499b8c178720f88dddc342b4e7d317fb5e87039a8b84275687191'])
        else:
            csvwriter.writerow([file, 'No', 'None', ''])

    end = time.time()
    #print(end - start)

