NewRelic is a performance analysis service with support for python 
instrumentation.  It supports several python web frameworks out of the box, 
but not TurboGears.  So all TG web requests are lumped together under one 
"RootController" heading which isn't very useful.  We've found a simple 
monkey patch approach with the NewRelic API solves this, and thought others 
who use TG and New Relic might want to use it also.  (We are using TG 2.1.5 
so I can't say for sure if this works with other versions)

Here's the code:

https://sourceforge.net/p/allura/git/ci/ed4a5a0e804c60eebf9bed8c359b5f6acf91558a/tree/Allura/allura/lib/patches.py#l77

def newrelic():
    old_call = tg.controllers.DecoratedController._call
    @h.monkeypatch(tg.controllers.DecoratedController,
                   tg.controllers.decoratedcontroller.DecoratedController)
    def _call(self, controller, *args, **kwargs):
        '''Set NewRelic transaction name to actual controller name'''
        import newrelic.agent
        
newrelic.agent.set_transaction_name(newrelic.agent.callable_name(controller))
        return old_call(self, controller, *args, **kwargs)

And that uses a monkeypatch helper which is defined as:

https://sourceforge.net/p/allura/git/ci/ed4a5a0e804c60eebf9bed8c359b5f6acf91558a/tree/Allura/allura/lib/helpers.py#l97

def monkeypatch(*objs):
    def patchem(func):
        for obj in objs:
            setattr(obj, func.__name__, func)
    return patchem



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