class_docstr: Base class for defining type tags for :class:`TaggedJSONSerializer`.
class_docstr_tok: ["Base","class","for","defining","type","tags","for",":","class",":","`","TaggedJSONSerializer","`","."]
docstr: Check if the given value should be tagged by this tag.
code: def check(self, value: t.Any) -> bool:
      """Check if the given value should be tagged by this tag."""
      raise NotImplementedError
  
imports: from __future__ import annotations
  import typing
  from base64 import b64decode
  from base64 import b64encode
  from datetime import datetime
  from uuid import UUID
  from markupsafe import Markup
  from werkzeug.http import http_date
  from werkzeug.http import parse_date
  from ..json import dumps
  from ..json import loads
label_desc: Use image node_id 2 for calling the JSONTag obj's underlying member method code with example usage: obj.check(value) without return types