old_contents: import ssl
  
  LDAP_SERVER = 'ldap.rserver.de'
  LDAP_PORT = 3389
  LDAP_SSL_PORT = 6636
  LDAP_REQUIRE_CERT = ssl.CERT_NONE
  
new_contents: import ssl
  
  LDAP_SERVER = 'ldap.rserver.de'
  LDAP_PORT = 3389
  LDAP_SSL_PORT = 6636
  LDAP_REQUIRE_CERT = ssl.CERT_NONE
  LDAP_TLS_VERSION = ssl.PROTOCOL_TLSv1
  
subject: Fix travis unit test for python 3.3