old_contents: import pagoda.cooper
  
  
  class Base(object):
      def setUp(self):
          self.world = pagoda.cooper.World()
  
  
  class TestMarkers(Base):
      def setUp(self):
          super(TestMarkers, self).setUp()
          self.markers = pagoda.cooper.Markers(self.world)
  
      def test_c3d(self):
          self.markers.load_c3d('examples/cooper-motion.c3d')
          assert self.markers.num_frames == 343
          assert len(self.markers.marker_bodies) == 41
          assert len(self.markers.attach_bodies) == 0
          assert len(self.markers.attach_offsets) == 0
          assert len(self.markers.channels) == 41
  
      def test_csv(self):
          return # TODO
          self.markers.load_csv('examples/cooper-motion.csv')
          assert self.markers.num_frames == 343
          assert len(self.markers.marker_bodies) == 41
          assert len(self.markers.attach_bodies) == 0
          assert len(self.markers.attach_offsets) == 0
          assert len(self.markers.channels) == 41
  
new_contents: import pagoda.cooper
  
  
  class Base(object):
      def setUp(self):
          self.world = pagoda.cooper.World()
  
  
  class TestMarkers(Base):
      def setUp(self):
          super(TestMarkers, self).setUp()
          self.markers = pagoda.cooper.Markers(self.world)
  
      def test_c3d(self):
          self.markers.load_c3d('examples/cooper-motion.c3d')
          assert self.markers.num_frames == 343
          assert len(self.markers.marker_bodies) == 41
          assert len(self.markers.attach_bodies) == 0
          assert len(self.markers.attach_offsets) == 0
          assert len(self.markers.channels) == 41
  
      def test_csv(self):
          return  # TODO
          self.markers.load_csv('examples/cooper-motion.csv')
          assert self.markers.num_frames == 343
          assert len(self.markers.marker_bodies) == 41
          assert len(self.markers.attach_bodies) == 0
          assert len(self.markers.attach_offsets) == 0
          assert len(self.markers.channels) == 41
  
subject: Fix style in cooper test.