code: def addThreeLayers(self, inc, hidc, outc):
          
          self.addLayer('input', inc)
          self.addContextLayer('context', hidc, 'hidden')
          self.addLayer('hidden', hidc)
          self.addLayer('output', outc)
          self.connect('input', 'hidden')
          self.connect('context', 'hidden')
          self.connect('hidden', 'output')
docs: Creates a three level network with a context layer.