gistfile1.txt

public_key = '-----BEGIN RSA PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAj4SxR1rxDFg6CR1lnNwY\nKvtjytHkMCcTcbW70OfGgom1O9c+k4+E+44LtVgGRpQToEEw9Jrs+9W2xdvOfWyK\nQOahMT2/FupenEXJi9r7ud/RDTow6BrTgx4N84yb119IQDCJ17UlKg08C4HWK5Yo\nVVRUpTKrpxNGbc4q4RQULgdFO6MWePOW0xMDTWtWwnkjJ5yzrgHMUmvN6+hcnHeG\nb2MKo/TyXA7KGdwESob3tn2ZvrTJ/AARvpme+1HzLT+CPt7tinm3HuLP6k/CnhBq\nfpCTUzeRmwFk5VEWZ700MMV/nxeztQhq9qQGJCV+aU3jX+1fAdek4V5LPPXRqXIp\nyQIDAQAB\n-----END RSA PUBLIC KEY-----'

def encrypt_RSA(key, message):
    from Crypto.PublicKey import RSA
    from Crypto.Cipher import PKCS1_OAEP
    import base64
    rsakey = RSA.importKey(key)
    rsakey = PKCS1_OAEP.new(rsakey)
    encrypted = rsakey.encrypt(message)
    return base64.b64encode(encrypted)
    
print(encrypt_RSA(public_key, 'Hello'.encode('utf8')))