text: import subprocess
  
  #-------------------------------------------------------------------------------
  
  def get_testcase_data():
  
      filenames = ["square_mesh_80x80_culled.nc"]
  
      dirName = "https://web.lcrc.anl.gov/public/e3sm/mpas_standalonedata/mpas-seaice/testcases/square/"
  
      for filename in filenames:
  
          args = ["wget", dirName+filename]
  
          process = subprocess.Popen(args, stdout=subprocess.PIPE)
  
          while process.poll() is None:
              line = process.stdout.readline()
  
  #-------------------------------------------------------------------------------
  
  if __name__ == "__main__":
  
      get_testcase_data()
  