old_contents: #!/usr/bin/env python
  
  # Append to effective python path so that can find plplot modules.
  from plplot_python_start import *
  
  import sys
  from plplot import *
  from numpy import *
  
  # Parse and process command line arguments
  plparseopts(sys.argv, PL_PARSE_FULL)
  
  # Initialize plplot
  plinit()
  # Like yellow lines better.
  plcol0(2)
  pladv(0)
  plvpor(0.1, 0.9, 0.1, 0.9)
  plwind(0., 1., 0., 1.)
  plptex(0.5, 0.8, 1., 0., 0.5, "X#d0#d1#d2#u3#u4#u5#u6#u7#u8#d9#d0#d1")
  plptex(0.5, 0.8, 1., 0., 0.5, "X#u0#u1#u2#d3#d4#d5#d6#d7#d8#u9#u0#u1")
  plptex(0.5, 0.7, 1., 0., 0.5, "B#u#gf#d, B#ur#d")
  plptex(0.5, 0.6, 1., 0., 0.5, "B#d#gf#u, B#dr#u")
  plptex(0.5, 0.5, 1., 0., 0.5, "B#uf#d, B#ur#d")
  plptex(0.5, 0.4, 1., 0., 0.5, "B#df#u, B#dr#u")
  
  # Terminate plplot
  plend()
  
  
new_contents: #!/usr/bin/env python
  
  # Append to effective python path so that can find plplot modules.
  from plplot_python_start import *
  
  import sys
  from plplot import *
  from numpy import *
  
  # Parse and process command line arguments
  plparseopts(sys.argv, PL_PARSE_FULL)
  
  # Initialize plplot
  plinit()
  # Like yellow lines better.
  plcol0(2)
  pladv(0)
  plvpor(0.1, 0.9, 0.1, 0.9)
  plwind(0., 1., 0., 1.)
  plbox("bc", 0., 0, "bc", 0., 0)
  plptex(0.5, 0.8, 1., 0., 0.5, "X#d0#d1#d2#u3#u4#u5#u6#u7#u8#d9#d0#d1")
  plptex(0.5, 0.8, 1., 0., 0.5, "X#u0#u1#u2#d3#d4#d5#d6#d7#d8#u9#u0#u1")
  plptex(0.5, 0.6, 1., 0., 0.5, "B#u#gf#d, B#ur#d")
  plptex(0.5, 0.5, 1., 0., 0.5, "B#d#gf#u, B#dr#u")
  plptex(0.5, 0.4, 1., 0., 0.5, "B#uf#d, B#ur#d")
  plptex(0.5, 0.3, 1., 0., 0.5, "B#df#u, B#dr#u")
  
  # Terminate plplot
  plend()
  
  
subject: Make this rendering test example look a little nicer with better spacing and a box to act as a position reference.