old_contents: import os
  JARS = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'jars')
new_contents: 
  import os
  from bl.dict import Dict
  from .xml import XML
  
  NS = Dict(**{
      "bl": "http:blackearth.us/xml",
  })
  
  JARS = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'jars')
subject: include NS in bxml init