code: def _clean_code(code):
      
      lines = []
      # cleanup lines, the parser is very sensitive to extra spaces,...
      for l in code.splitlines():
          # remove last .
          if l.endswith('.'):
              l = l[:-1]
          # the parser doe not like VALUE xxx.
          if "VALUE" in l:
              l = l[:l.find("VALUE")]
          # the parser does not like extra spaces between "PIC X(xxx)" and "."
          indent = len(l) - len(l.lstrip())
          tokens = l.split(" ")
          while "" in tokens:
              tokens.remove("")
          if tokens and not tokens[-1].endswith("."):
              tokens[-1] += "."
          lines.append(" " * indent + " ".join(tokens))
  
      return lines
docs: Cleans the received code (the parser does not like extra spaces not a VALUE
      statement). Returns the cleaned code as a list of lines.
  
      :param code: The COBOL code to clean
  
      :return The list of code lines (cleaned)