def instance_id():
"""
Return the instance identifier.
"""
_check()
return _ec.instance_id()
def instance_id():
"""
Return the instance identifier.
"""
_check()
return _ec.instance_id()
def instance_id():
"""
Return the instance identifier.
"""
_check()
return _ec.instance_id()
def instance_id():
"""
Return the instance identifier.
"""
_check()
return _ec.instance_id()