Module is not able to found python-ldap even if it's installed

[mazycool]

Broker is not able to see python-ldap module:
FROM broker.log
[1463056533] ERROR: [broker-master] The module auth-active-directory raised an exception The module python-ldap is not found. Please install it., I remove it! traceback=Traceback (most recent call last):
File "/usr/lib/python2.7/site-packages/shinken/modulesmanager.py", line 234, in get_instances
inst = module.get_instance(mod_conf)
File "/var/lib/shinken/modules/auth-active-directory/module.py", line 52, in get_instance
raise Exception('The module python-ldap is not found. Please install it.')
Exception: The module python-ldap is not found. Please install it.

Module is located in:
/usr/lib/python2.7/site-packages/python_ldap-2.4.13-py2.7.egg-info
Pip is listing that module.
pip freeze | grep ldap
python-ldap==2.4.13

Environment:
SunOS solaris-01 5.11 11.3 sun4v sparc SUNW,SPARC-Enterprise-T1000
Python 2.7.9 (default, Aug 19 2015, 20:12:04) [C] on sunos5