@Override
    public void visitPyClass(@NotNull PyClass node) {
      final String name = node.getName();
      if (name == null) return;
      final String errorCode = "N801";
      if (!ignoredErrors.contains(errorCode)) {
        final boolean isLowercaseContextManagerClass = isContextManager(node) && LOWERCASE_REGEX.matcher(name).matches();
        if (!isLowercaseContextManagerClass && !MIXEDCASE_REGEX.matcher(name).matches()) {
          final ASTNode nameNode = node.getNameNode();
          if (nameNode != null) {
            registerAndAddRenameAndIgnoreErrorQuickFixes(nameNode.getPsi(), errorCode);
          }
        }
      }
    }
@Override
    public void visitPyClass(@NotNull PyClass node)