def insert(self, el):
        return self._make_heap(el).union(self)
Mimics Django's error handler but adds ``STATIC_URL`` to the
dataset/ETHPy150Open kachayev/fn.py/fn/immutable/heap.py/SkewHeap.insert--crossover with--dataset/ETHPy150Open stephenmcd/mezzanine/mezzanine/core/views.py/server_error