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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def Construct(self):
 # pylint: disable-msg=C0103 """Construct a cuboid from a GDML file without sensitive detector"""

        # Parse the GDML
        self.gdml_parser.Read(self.filename)
        self.world = self.gdml_parser.GetWorldVolume()

        self.log.info("Materials:")
        self.log.info(G4.G4Material.GetMaterialTable())

        # Return pointer to world volume
        return self.world