class_docstr: Add inline processor to Markdown. 
class_docstr_tok: ["Add","inline","processor","to","Markdown","."]
code: def __init__(self, **kwargs):
      self.config = {
          "base_url": ["/", "String to append to beginning or URL."],
          "end_url": ["/", "String to append to end of URL."],
          "html_class": ["wikilink", "CSS hook. Leave blank for none."],
          "build_url": [build_url, "Callable formats URL from label."],
      }
      """ Default configuration options. """
      super().__init__(**kwargs)
  
file_path: markdown/markdown/extensions/wikilinks.py
imports: from __future__ import annotations
  from .None import Extension
  from ..inlinepatterns import InlineProcessor
  import xml.etree.ElementTree
  import re
  from typing import Any
label_desc: Use image node_id 1 to create a new WikiLinkExtension object from inherited base classes: Extension with example: obj = WikiLinkExtension()