Coverage for python/lsst/ctrl/bps/clustered_quantum_graph.py : 25%

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1# This file is part of ctrl_bps.
2#
3# Developed for the LSST Data Management System.
4# This product includes software developed by the LSST Project
5# (https://www.lsst.org).
6# See the COPYRIGHT file at the top-level directory of this distribution
7# for details of code ownership.
8#
9# This program is free software: you can redistribute it and/or modify
10# it under the terms of the GNU General Public License as published by
11# the Free Software Foundation, either version 3 of the License, or
12# (at your option) any later version.
13#
14# This program is distributed in the hope that it will be useful,
15# but WITHOUT ANY WARRANTY; without even the implied warranty of
16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17# GNU General Public License for more details.
18#
19# You should have received a copy of the GNU General Public License
20# along with this program. If not, see <https://www.gnu.org/licenses/>.
22"""Class definitions for a Clustered QuantumGraph where a node
23in the graph is a QuantumGraph.
24"""
26import networkx
27from lsst.pipe.base import QuantumGraph
30class ClusteredQuantumGraph(networkx.DiGraph):
31 """Graph where node in the graph is a QuantumGraph
32 """
34 def add_cluster(self, name, qgraph, label=None):
35 """Add a cluster of quanta as a node in the graph.
37 Parameters
38 ----------
39 name : `str`
40 Node name which must be unique in the graph.
41 qgraph : `~lsst.pipe.base.QuantumGraph`
42 QuantumGraph containing the quanta in the cluster.
43 label : `str`, optional
44 Label for the cluster. Can be used in grouping clusters.
45 """
46 self.add_node(name, qgraph=qgraph, label=label)
48 def add_node(self, node_for_adding, **attr):
49 """Override add_node function to ensure that nodes are limited
50 to QuantumGraphs
52 Parameters
53 ----------
54 node_for_adding : `str` or `~lsst.pipe.base.QuantumGraph`
55 Name of cluster or QuantumGraph to add where name will
56 be a padded node counter.
57 attr :
58 Attributes to be saved with node in graph
59 """
60 if isinstance(node_for_adding, QuantumGraph):
61 name = f"{len(self) + 1:06d}" # create cluster name by counter
62 attr['qgraph'] = node_for_adding
63 elif 'qgraph' in attr:
64 if not isinstance(attr['qgraph'], QuantumGraph):
65 raise RuntimeError("Invalid type for qgraph attribute.")
66 name = node_for_adding
67 else:
68 raise RuntimeError("Missing qgraph attribute.")
70 if 'label' not in attr:
71 attr['label'] = None
72 super().add_node(name, **attr)
74 def add_nodes_from(self, nodes_for_adding, **attr):
75 # Docstring inherited from networkx.Digraph
76 raise TypeError("Multiple nodes should not have same qgraph attribute.")