micropython/docs/library/uheapq.rst

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:mod:`uheapq` --- heap queue algorithm
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.. module:: uheapq
:synopsis: heap queue algorithm
This module implements the heap queue algorithm.
A heap queue is simply a list that has its elements stored in a certain way.
Functions
---------
.. function:: heappush(heap, item)
Push the ``item`` onto the ``heap``.
.. function:: heappop(heap)
Pop the first item froh the ``heap``, and return it. Raises IndexError if
heap is empty.
.. function:: heapify(x)
Convert the list ``x`` into a heap. This is an in-place operation.