# Author: OMKAR PATHAK
# This example illustrates an example to calculate a hash of a file

import hashlib
BLOCKSIZE = 65536           # Block read size if file is big enough
fileToOpen = '/home/omkarpathak/Documents/GITs/Python-Programs/Scripts/howto.txt'
hasher = hashlib.md5()
with open(fileToOpen, 'rb') as afile:
    buf = afile.read(BLOCKSIZE)
    while len(buf) > 0:
        hasher.update(buf)
        buf = afile.read(BLOCKSIZE)
print(hasher.hexdigest())