leak_nassl.py

from pympler import tracker

from nassl.ssl_client import OpenSslVersionEnum, OpenSslVerifyEnum
import socket
from nassl.legacy_ssl_client import LegacySslClient, SslClient

memory_tracker = tracker.SummaryTracker()

for i in range(20):
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    sock.settimeout(5)
    sock.connect(('www.google.com', 443))

    ssl_client = SslClient(ssl_version=OpenSslVersionEnum.TLSV1_2, underlying_socket=sock,
                           ssl_verify=OpenSslVerifyEnum.NONE)
    ssl_client.do_handshake()
    print(ssl_client.get_current_cipher_name())
    ssl_client.shutdown()
    sock.close()
    memory_tracker.print_diff()