@Override
        public TextChunk @NotNull [] getText() {
          PyPsiUtils.assertValid(myElement);
          if (myElement.isValid()) {
            PsiFile file = myElement.getContainingFile();
            String line_id = "...";
            final Document document = file.getViewProvider().getDocument();
            if (document != null) {
              line_id = String.valueOf(document.getLineNumber(myElement.getTextOffset()));
            }
            TextChunk[] chunks = new TextChunk[3];
            chunks[0] = new TextChunk(SLANTED, "(" + line_id + ") ");
            chunks[1] = new TextChunk(TextAttributes.ERASE_MARKER, myElement.getText());
            StringBuilder sb = new StringBuilder(" would become ").append(myName);
            if (myIsPrefix) sb.append(".").append(myElement.getText());
            chunks[2] = new TextChunk(SLANTED, sb.toString());
            return chunks;
          }
          else {
            return new TextChunk[]{new TextChunk(SLANTED, "?")};
          }
        }
@Override
        public TextChunk @NotNull [] getText()