view roundup/cgi/PageTemplates/MultiMapping.py @ 6994:4336e655b2be

Update packages in docker image; supress pip warning; improve cache use apk to update packages in image to get security fixes pip warns when run as root. In a dcker environment this can be ignored as the entire image is effectively a venv. Move inclusion of specific pip packages lower in the build procedure so we can cache all prior layers. Including it earlier resulted in layers that could be cached being invalidated.
author John Rouillard <rouilj@ieee.org>
date Sat, 01 Oct 2022 23:40:48 -0400
parents 23b8e6067f7c
children
line wrap: on
line source

import operator

class MultiMapping:
    def __init__(self, *stores):
        self.stores = list(stores)
    def __getitem__(self, key):
        for store in self.stores:
            if key in store:
                return store[key]
        raise KeyError(key)
    _marker = []
    def get(self, key, default=_marker):
        for store in self.stores:
            if key in store:
                return store[key]
        if default is self._marker:
            raise KeyError(key)
        return default
    def __len__(self):
        return sum([len(x) for x in self.stores])
    def push(self, store):
        self.stores.append(store)
    def pop(self):
        return self.stores.pop()
    def items(self):
        l = []
        for store in self.stores:
            l = l + list(store.items())
        return l

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