class_docstr: RecordSensor region unit tests.
code: def testActValueOut(self):
      network = _createNetwork()
      network.run(1)  # Process 1 row of data
      actValueOut = network.regions["sensor"].getOutputData(
          "actValueOut"
      )[0]
      self.assertEquals(round(actValueOut, 1), 21.2)
  
file_path: nupic-legacy/tests/unit/nupic/regions/record_sensor_region_test.py
imports: import numpy
  import os
  import unittest2
  from nupic.engine import Network
  from nupic.encoders import MultiEncoder
  from nupic.data.file_record_stream import FileRecordStream
label_desc: Use image node_id 3 for calling the RecordSensorRegionTest obj's underlying member method code with example usage: obj.testActValueOut() without return types