view mercurial/demandload.py @ 527:58790c83ce52

[PATCH] Add --traceback option

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[PATCH] Add --traceback option

From: Bryan O'Sullivan <[e-mail]>

Add --traceback option, to force printing tracebacks on top-level exceptions.


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def demandload(scope, modules):
    class d:
        def __getattr__(self, name):
            mod = self.__dict__["mod"]
            scope = self.__dict__["scope"]
            scope[mod] = __import__(mod, scope, scope, [])
            return getattr(scope[mod], name)

    for m in modules.split():
        dl = d()
        dl.mod = m
        dl.scope = scope
        scope[m] = dl