view roundup/cgi/PageTemplates/MultiMapping.py @ 6581:b5fb268b7f04

Docker installation doc improved and switchable debugging Using a Docker container, login was failing with no error or ok message. After a lengthy debugging session on irc with alxjsn assisted by taggnostr realised it was the web setting in config.ini. Install doc for docker now mentions that the web setting must end in /issues/. SHELL_DEBUG environment variable enabled set -xv in startp script.a
author John Rouillard <rouilj@ieee.org>
date Tue, 04 Jan 2022 16:31:04 -0500
parents 23b8e6067f7c
children
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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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