From a225821931d0a387a83e93f68a304da47a182085 Mon Sep 17 00:00:00 2001 From: Sapan Bhatia Date: Mon, 15 Nov 2010 18:15:34 -0500 Subject: [PATCH] This function is needed to cache the results of API calls, which for a godforsaken reason cannot be pickled. --- PLC/Methods/GetSlivers.py | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/PLC/Methods/GetSlivers.py b/PLC/Methods/GetSlivers.py index a8ee408c..d54784d0 100644 --- a/PLC/Methods/GetSlivers.py +++ b/PLC/Methods/GetSlivers.py @@ -123,6 +123,24 @@ def get_slivers(api, auth, slice_filter, node = None): return slivers +### The pickle module, used in conjunction with caching has a restriction that it does not +### work on "connection objects." It doesn't matter if the connection object has +### an 'str' or 'repr' method, there is a taint check that throws an exception if +### the pickled class is found to derive from a connection. +### (To be moved to Method.py) + +def sanitize_for_pickle (obj): + if (isinstance(obj, dict)): + parent = dict(obj) + for k in parent.keys(): parent[k] = sanitize_for_pickle (parent[k]) + return parent + elif (isinstance(obj, list)): + parent = list(obj) + parent = map(sanitize_for_pickle, parent) + return parent + else: + return obj + class GetSlivers(Method): """ Returns a struct containing information about the specified node -- 2.47.0