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--- |
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pym/portage/util/digraph.py | 12 +++++++++++- |
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1 file changed, 11 insertions(+), 1 deletion(-) |
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|
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diff --git a/pym/portage/util/digraph.py b/pym/portage/util/digraph.py |
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index fc1fb86..4a9cb43 100644 |
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--- a/pym/portage/util/digraph.py |
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+++ b/pym/portage/util/digraph.py |
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@@ -1,4 +1,4 @@ |
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-# Copyright 2010-2013 Gentoo Foundation |
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+# Copyright 2010-2014 Gentoo Foundation |
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# Distributed under the terms of the GNU General Public License v2 |
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|
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from __future__ import unicode_literals |
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@@ -47,6 +47,16 @@ class digraph(object): |
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priorities.append(priority) |
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priorities.sort() |
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|
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+ def discard(self, node): |
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+ """ |
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+ Like remove(), except it doesn't raises KeyError if the |
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+ node doesn't exist. |
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+ """ |
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+ try: |
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+ self.remove(node) |
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+ except KeyError: |
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+ pass |
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+ |
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def remove(self, node): |
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"""Removes the specified node from the digraph, also removing |
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and ties to other nodes in the digraph. Raises KeyError if the |
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-- |
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1.8.3.2 |
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