code: def run_score(self):
          
          diffs = 0
          lines = 0
          for file in self.files:
  
              try:
                  results = self._check(file)
              except Error as e:
                  termcolor.cprint(e.msg, "yellow", file=sys.stderr)
                  continue
  
              diffs += results.diffs
              lines += results.lines
  
          try:
              print(max(1 - diffs / lines, 0.0))
          except ZeroDivisionError:
              print(0.0)
docs: Run checks on self.files, printing raw percentage to stdout.