Package ClusterShell :: Module MsgTree :: Class MsgTreeElem

Class MsgTreeElem

Helper class used to build a messages tree. Advantages are: (1) low memory consumption especially on a cluster when all nodes return similar messages, (2) gathering of messages is done (almost) automatically.

Instance Methods

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__init__(self, msg=None, parent=None)
Initialize message tree element.

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__iter__(self)
Iterate over tree key'd elements.

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_add_source(self, source)
Add source tuple (worker, key) to this element.

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_remove_source(self, source)
Remove a source tuple (worker, key) from this element.

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add_msg(self, source, msg)
A new message line is coming, add it to the tree.

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message(self)
Get the whole message buffer from this tree element.

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Method Details

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_remove_source(self, source)

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Remove a source tuple (worker, key) from this element. It's used when moving it to a child.

add_msg(self, source, msg)

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A new message line is coming, add it to the tree. source is a tuple identifying the message source