gistfile1.txt

mat_lib = MaterialLibrary(
   {
    'Water': Material(
             density=1.0,
             comp={1000: 11.11, 8000: 88.89}
             )
   })


{'Water' : 
     {
       density: 1.0,
       comp: {1000: 11.11, 8000:88.89}
     }
  'Steel' :
     {
       density: 7.8,
       comp: {26000: 80, 8000: 2}
     }
}