def testSimpleCreation(self):
# file = NexusUtils.createNexusFile(self.abspath)
# g = file.getGroup("/ScanFileHolder:NXentry/datasets:NXdata", True)
# lazy = NexusUtils.createLazyWriteableDataset("heading1", Dataset.FLOAT64, [10, 100000], None, None)
# file.createData(g, lazy)
# dataIn = DatasetFactory.createRange(lazy.getSize(), Dataset.FLOAT64)
# dataIn.shape = lazy.getShape()
# lazy.setSlice(None, dataIn, SliceND.createSlice(lazy, None, None))
# file.close()
# os.remove(self.abspath)
# This cannot work as the saved file is _NOT_ a valid SRS format
# sfh.save(AsciiScanFileHolderSaver(self.abspath+"_srs"));
#
dataIn = DatasetFactory.createRange(1000000, Dataset.FLOAT64)
dataIn.shape = [10, 100000]
sfh = ScanFileHolder()
sfh.addDataSet("heading1", dataIn)
# sfh.load(SRSLoader(self.abspath+"_srs"));#@UndefinedVariable
# os.remove(self.abspath)
sfh.save(SimpleNexusSaver(self.abspath))
file = NexusUtils.openNexusFileReadOnly(self.abspath)
g = file.getGroup("/ScanFileHolder:NXentry/datasets:NXdata", False)
dataOut = file.getData(g, "heading1").getDataset().getSlice()
file.close()
if dataIn != dataOut:
self.fail("dataIn != dataOut")
def saveImage(self, filename):
path = self.filepath + filename
if self.ds is None:
raise Exception("Epics GigE Camera %s has not acquired an image" % self.name)
else:
sfh = ScanFileHolder()
sfh.addDataSet("Image",self.ds)
sfh.save(PNGSaver(path))
def saveImage(self, filename):
path = self.filepath + filename
if self.ds is None:
raise Exception("Epics GigE Camera %s has not acquired an image" %
self.name)
else:
sfh = ScanFileHolder()
sfh.addDataSet("Image", self.ds)
sfh.save(PNGSaver(path))
def createSFH():
result = ScanFileHolder()
result.addDataSet('i1', DatasetFactory.createFromObject([0,1,2,3,4,5,6,7,8,9]))
result.addDataSet('i2', DatasetFactory.createFromObject([0,10,20,30,40,50,60,70,80,90]))
result.addDataSet('e1', DatasetFactory.createFromObject([0,.1,.2,.3,.4,.5,.3,.2,.1,0]))
# result.addDataSet('e2', DatasetFactory.createFromObject([0,.1,.2,.3,.4,.5,.3,.2,.1,0])+100)
result.addDataSet('e2', DatasetFactory.createFromObject([100.,100.1,100.2,100.3,100.4,100.5,100.3,100.2,100.1,100.]))
return result
def testWithWoblyData(self):
sfh = ScanFileHolder()
sfh.addDataSet('i1', DatasetFactory.createFromObject([10.1,10.4,9.6, 20.1,20.2,19.9, 30,30,30]))
sfh.addDataSet('i2', DatasetFactory.createFromObject([1.09,1.99,3, 1.01,2.099,3, 1,2,3]))
sfh.addDataSet('e1', DatasetFactory.createFromObject([0,.1,.2,.3,.4,.5,.6, .7, .8, .9]))
self.sfhi = SFHInterpolatorWithHashAccess(sfh, {'i1':10, 'i2':0.2}, ('i1','i2'))
self.assertEquals(self.sfhi.lookupDict, {10.0: {3.0: 2, 2.0: 1, 1.0: 0}, 20.0: {3.0: 5, 2.0: 4, 1.0: 3}, 30.0: {3.0: 8, 2.0: 7, 1.0: 6}})
def setUp(self):
sfh = ScanFileHolder()
sfh.addDataSet('i1', DatasetFactory.createFromObject([10.1,10.4,9.6, 20.1,20.2,19.9, 30,30,30]))
sfh.addDataSet('i2', DatasetFactory.createFromObject([1.09,1.99,3, 1.01,2.099,3, 1,2,3]))
sfh.addDataSet('e1', DatasetFactory.createFromObject([0,.1,.2,.3,.4,.5,.6, .7, .8, .9]))
self.sfhi = SFHInterpolatorWithHashAccess(sfh, {'i1':10, 'i2':0.2}, ('i1','i2'))
self.sfhs = ScanFileHolderScannable('sfhs', sfh, ('i1','i2'), ('e1',), {'i1':10, 'i2':0.2})
def setUp(self):
sfh = ScanFileHolder()
sfh.addDataSet('i1', DatasetFactory.createFromObject([10,10,10, 20,20,20, 30,30,30]))
sfh.addDataSet('i2', DatasetFactory.createFromObject([1,2,3, 1,2,3, 1,2,3]))
sfh.addDataSet('e1', DatasetFactory.createFromObject([0,.1,.2,.3,.4,.5,.6, .7, .8, .9]))
self.sfhi = SFHInterpolatorWithHashAccess(sfh, {'i1':1, 'i2':1}, ('i1','i2'))
