diff --git a/IPython/zmq/parallel/dependency.py b/IPython/zmq/parallel/dependency.py
index 4d24111..98a2cd2 100644
--- a/IPython/zmq/parallel/dependency.py
+++ b/IPython/zmq/parallel/dependency.py
@@ -50,17 +50,6 @@ class dependent(object):
             raise UnmetDependency()
         return self.f(*args, **kwargs)
 
-def evaluate_dependency(deps):
-    """Evaluate wheter dependencies are met.
-    
-    Parameters
-    ----------
-    deps : dict
-    """
-    pass
-
-def _check_dependency(flag):
-    pass
 
+__all__ = ['UnmetDependency', 'depend', 'evaluate_dependencies']
 
-__all__ = ['UnmetDependency', 'depend', 'evaluate_dependencies']
\ No newline at end of file