Merge pull request #2254 from j-bryan/mvn-pickle

MultivariateNormal pickling fix

ravenframework/Distributions.py

@@ -3614,6 +3614,7 @@ def _localSetState(self,pdict):
       @ In, pdict, dict, the namespace state
       @ Out, None
     """
+    super()._localSetState(pdict)
     self.method = pdict.pop('method')
     self.dimension = pdict.pop('dimension')
     self.rank = pdict.pop('rank')

tests/framework/ROM/TimeSeries/SyntheticHistory/tests

@@ -228,6 +228,26 @@
     [../]
   [../]
 
+  [./VARMASample]
+    prereq = VARMA
+    type = 'RavenFramework'
+    input = 'varma_sample.xml'
+    [./csv0]
+      type = OrderedCSV
+      output = 'VARMA/pk_samples_0.csv'
+      gold_files = '../VARMA/samples_0.csv'
+      rel_err = 8.8e-1 # thank you, Windows and Linux diffs
+      zero_threshold = 1e-12
+    [../]
+    [./csv1]
+      type = OrderedCSV
+      output = 'VARMA/pk_samples_1.csv'
+      gold_files = '../VARMA/samples_1.csv'
+      rel_err = 8.8e-1 # thank you, Windows and Linux diffs
+      zero_threshold = 1e-12
+    [../]
+  [../]
+
   [./VARMAInterpolated]
     type = 'RavenFramework'
     input = 'varma_interpolated.xml'

tests/framework/ROM/TimeSeries/SyntheticHistory/varma_sample.xml

@@ -0,0 +1,75 @@
+<?xml version="1.0" ?>
+<Simulation verbosity="debug">
+  <TestInfo>
+    <name>framework/ROM/TimeSeries/SyntheticHistory.VARMASample</name>
+    <author>j-bryan</author>
+    <created>2024-01-26</created>
+    <classesTested>SupervisedLearning.SyntheticHistory,TSA.VARMA</classesTested>
+    <description>Tests the ability to load and sample VARMA created by SyntheticHistory ROM.</description>
+  </TestInfo>
+
+  <RunInfo>
+    <WorkingDir>VARMA</WorkingDir>
+    <Sequence>read, sample</Sequence>
+    <batchSize>1</batchSize>
+  </RunInfo>
+
+  <Steps>
+    <IOStep name="read">
+      <Input class="Files" type="">pk</Input>
+      <Output class="Models" type="ROM">synth</Output>
+    </IOStep>
+    <MultiRun name="sample">
+      <Input class="DataObjects" type="PointSet">placeholder</Input>
+      <Model class="Models" type="ROM">synth</Model>
+      <Sampler class="Samplers" type="MonteCarlo">mc</Sampler>
+      <Output class="DataObjects" type="HistorySet">samples</Output>
+      <Output class="OutStreams" type="Print">pk_samples</Output>
+    </MultiRun>
+  </Steps>
+
+  <Files>
+    <Input name="pk">varma.pk</Input>
+  </Files>
+
+  <Samplers>
+    <MonteCarlo name="mc">
+      <samplerInit>
+        <limit>2</limit>
+        <initialSeed>42</initialSeed>
+      </samplerInit>
+      <constant name="scaling">1.0</constant>
+    </MonteCarlo>
+  </Samplers>
+
+  <Models>
+    <ROM name="synth" subType="SyntheticHistory">
+      <Target>signal0, signal1, seconds</Target>
+      <Features>scaling</Features>
+      <pivotParameter>seconds</pivotParameter>
+      <varma target="signal0, signal1" seed='42'>
+        <P>1</P>
+        <Q>0</Q>
+      </varma>
+    </ROM>
+  </Models>
+
+  <OutStreams>
+    <Print name="pk_samples">
+      <type>csv</type>
+      <source>samples</source>
+    </Print>
+  </OutStreams>
+
+  <DataObjects>
+    <PointSet name="placeholder"/>
+    <HistorySet name="samples">
+      <Input>scaling</Input>
+      <Output>signal0, signal1</Output>
+      <options>
+        <pivotParameter>seconds</pivotParameter>
+      </options>
+    </HistorySet>
+  </DataObjects>
+
+</Simulation>