dependency cleanup

IPython/zmq/parallel/dependency.py

@@ -1,66 +1,55 b''
 """Dependency utilities"""
 
 from IPython.external.decorator import decorator
 
 # flags
 ALL = 1 << 0
 ANY = 1 << 1
 HERE = 1 << 2
 ANYWHERE = 1 << 3
 
 class UnmetDependency(Exception):
     pass
 
 class depend2(object):
     """dependency decorator"""
     def __init__(self, f, *args, **kwargs):
         print "Inside __init__()"
         self.dependency = (f,args,kwargs)
     
     def __call__(self, f, *args, **kwargs):
         f._dependency = self.dependency
         return decorator(_depend_wrapper, f)
     
 class depend(object):
     """Dependency decorator, for use with tasks."""
     def __init__(self, f, *args, **kwargs):
         print "Inside __init__()"
         self.f = f
         self.args = args
         self.kwargs = kwargs
     
     def __call__(self, f):
         return dependent(f, self.f, *self.args, **self.kwargs)
 
 class dependent(object):
     """A function that depends on another function.
     This is an object to prevent the closure used
     in traditional decorators, which are not picklable.
     """
 
     def __init__(self, f, df, *dargs, **dkwargs):
         self.f = f
         self.func_name = self.f.func_name
         self.df = df
         self.dargs = dargs
         self.dkwargs = dkwargs
 
     def __call__(self, *args, **kwargs):
         if self.df(*self.dargs, **self.dkwargs) is False:
             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']
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