code: public PyCodeBuilder append(String... codeFragments) {
      for (String codeFragment : codeFragments) {
        code.append(codeFragment);
      }
      return this;
    }
docs: Appends one or more strings to the generated code.
  
  @param codeFragments The code string(s) to append.
  @return This CodeBuilder (for stringing together operations).