docstr: Read content 
docstr_tok: ["Read","content"]
code: def read(self, path):
      """Read content"""
      if path == self.base and self.data:
          return self.data
      base_dir = os.path.realpath(self.dir)
      filename = os.path.normpath(
          os.path.realpath(base_dir + "/" + path)
      )
      if os.path.commonprefix([base_dir, filename]) == base_dir:
          if os.path.exists(filename) and not os.path.isdir(filename):
              with open(filename, "rb") as file:
                  return file.read()
      return None
  
imports: import errno
  import http.server
  import importlib.util
  import json
  import os
  import random
  import re
  import socket
  import socketserver
  import sys
  import threading
  import time
  import webbrowser
  import urllib.parse
label_desc: Use image node_id 2 for calling the _ContentProvider obj's underlying member method code with example usage: obj.read(path) and returns: None, self, file