rom Crypto import PublicKey
from Crypto.Hash import MD5
from Crypto.Util import number

with open('public.pem') as f:
    pubKey = f.read()

with open('private.pem') as f:
    prvKeyData = f.read()

with open('data.txt') as f:
    data = f.read()

with open('signature') as f:
    signature = f.read()

hash = MD5.new(data).hexdigest()

prvKey = PublicKey.RSA.importKey(prvKeyData)
pub = prvKey.publickey()

longSignature = number.bytes_to_long(signature)
print 'VERIFY:', pub.verify(hash, (longSignature,) )