Groups not created in the django project and not assigned to the logged ldap user

[dimkoug]

when i log in through ldap the user not assigned to the ldap groups and groups not created

my settings are

`import ldap
from django_auth_ldap.config import LDAPSearch, GroupOfNamesType, LDAPSearchUnion,LDAPGroupQuery, ActiveDirectoryGroupType

AUTH_LDAP_ALWAYS_UPDATE_USER = True
AUTH_LDAP_GROUP_TYPE = GroupOfNamesType(name_attr='cn')
AUTH_LDAP_MIRROR_GROUPS = True
AUTH_LDAP_CONNECTION_OPTIONS = {ldap.OPT_REFERRALS: 1}

AUTH_LDAP_GLOBAL_OPTIONS = {
ldap.OPT_REFERRALS: 1
}

AUTH_LDAP_SERVER_URI = "ldap://example.com"
AUTH_LDAP_BIND_DN = "CN=name,OU=group1,OU=group2,DC=example,DC=net"
AUTH_LDAP_BIND_PASSWORD = "password"

AUTH_LDAP_USER_SEARCH = LDAPSearch(
'ou=group1,ou=group2,dc=example,dc=net',
ldap.SCOPE_SUBTREE,
'(sAMAccountName=%(user)s)',
)

AUTH_LDAP_GROUP_SEARCH = LDAPSearch(
'ou=group1,ou=group2,dc=example,dc=net',
ldap.SCOPE_SUBTREE,
'(objectClass=groupOfNames)',
)

AUTH_LDAP_REQUIRE_GROUP = 'cn=groupname,ou=group1,DC=example,DC=net'

AUTH_LDAP_USER_ATTR_MAP = {
"username": "sAMAccountName",
"first_name": "givenName",
"last_name": "sn",
"email": "mail",
}

AUTH_LDAP_USER_FLAGS_BY_GROUP = {
'is_active': 'cn=groupname,ou=group1,dc=example,dc=net',
'is_staff': 'cn=groupname,ou=group1,dc=example,dc=net',
'is_superuser': 'cn=groupname,ou=group1,dc=example,dc=net',
}

AUTHENTICATION_BACKENDS = (
'django_auth_ldap.backend.LDAPBackend',
'django.contrib.auth.backends.ModelBackend',
)

import logging
logger = logging.getLogger('django_auth_ldap')
logger.addHandler(logging.StreamHandler())
logger.setLevel(logging.DEBUG)`