code: def parse_outputtrans(path_dir):
          
          run_type = None
          warning = None
          efermi = None
          gap = None
          doping_levels = []
  
          with open(os.path.join(path_dir, "boltztrap.outputtrans"), 'r') \
                  as f:
              for line in f:
                  if "WARNING" in line:
                      warning = line
                  elif "Calc type:" in line:
                      run_type = line.split()[-1]
                  elif line.startswith("VBM"):
                      efermi = Energy(line.split()[1], "Ry").to("eV")
                  elif line.startswith("Egap:"):
                      gap = Energy(float(line.split()[1]), "Ry").to("eV")
                  elif line.startswith("Doping level number"):
                      doping_levels.append(float(line.split()[6]))
  
          return run_type, warning, efermi, gap, doping_levels
docs: Parses .outputtrans file
  
          Args:
              path_dir: dir containing boltztrap.outputtrans
  
          Returns:
              tuple - (run_type, warning, efermi, gap, doping_levels)