old_contents: import argparse
  import sys
  from vsut.unit import CSVFormatter, TableFormatter, Unit
  
  if __name__ == "__main__":
      parser = argparse.ArgumentParser(description="Runs unit tests and outputs them to the terminal.")
      parser.add_argument('units', metavar='Unit', type=str, nargs='+')
      parser.add_argument(
          '--format', help="Whether the output shall be formatted as a table or as csv-data. (Default: table)", required=False)
      parser.add_argument('--separator', help="If the output format is csv, the separator character can be specified by this."
          " (NOTE: Certain characters are special characters in UNIX terminals and must be prefaced by \)", required=False)
      args = vars(parser.parse_args())
  
      for unit in args["units"]:
          try:
              # Get the name of the module.
              modName = unit.split(".")[0:-1]
              modName = ".".join(modName)
  
              # Get the name of the class.
              className = unit.split(".")[-1]
  
              # Import the module.
              module = __import__(modName, fromlist=[className])
  
              # Create unit and run it.
              unit = getattr(module, className)()
              unit.run()
  
              # Format the results and output them.
              if args["format"] == "csv":
                  print(args["separator"])
                  if args["separator"] is not None and args["separator"] != "":
                      formatter = CSVFormatter(unit, args["separator"])
                  else:
                      formatter = CSVFormatter(unit)
              else:
                  formatter = TableFormatter(unit)
              print(formatter)
          except (ImportError, AttributeError) as e:
              print("[Error] Could not import unit: {0}".format(unit))
              print(e)
  
new_contents: import argparse
  import sys
  from vsut.unit import CSVFormatter, TableFormatter, Unit
  
  if __name__ == "__main__":
      parser = argparse.ArgumentParser(description="Runs unit tests and outputs them to the terminal.")
      parser.add_argument('units', metavar='Unit', type=str, nargs='+')
      parser.add_argument(
          '--format', help="Whether the output shall be formatted as a table or as csv-data. (Default: table)", required=False)
      parser.add_argument('--separator', help="If the output format is csv, the separator character can be specified by this."
          " (NOTE: Certain characters are special characters in UNIX terminals and must be prefaced by \)", required=False)
      args = vars(parser.parse_args())
  
      for unit in args["units"]:
          try:
              # Get the name of the module.
              modName = unit.split(".")[0:-1]
              modName = ".".join(modName)
  
              # Get the name of the class.
              className = unit.split(".")[-1]
  
              # Import the module.
              module = __import__(modName, fromlist=[className])
  
              # Create unit and run it.
              unit = getattr(module, className)()
              unit.run()
  
              # Format the results and output them.
              if args["format"] == "csv":
                  if args["separator"] is not None and args["separator"] != "":
                      formatter = CSVFormatter(unit, args["separator"])
                  else:
                      formatter = CSVFormatter(unit)
              else:
                  formatter = TableFormatter(unit)
              print(formatter)
          except (ImportError, AttributeError) as e:
              print("[Error] Could not import unit: {0}".format(unit))
              print(e)
  
subject: Remove debug code in runner