code: def __init__(
      self,
      host="default",
      port=0,
      user=None,
      kerb_ticket=None,
      driver="libhdfs",
      extra_conf=None,
  ):
      assert driver == "libhdfs"
      if "HADOOP_HOME" in os.environ and "CLASSPATH" not in os.environ:
          classpath_proc = subprocess.run(
              [
                  os.environ["HADOOP_HOME"] + "/bin/hdfs",
                  "classpath",
                  "--glob",
              ],
              stdout=subprocess.PIPE,
          )
          os.environ[
              "CLASSPATH"
          ] = classpath_proc.stdout.decode().strip()
      arrow_fs = ArrowHadoopFileSystem(
          host=host,
          port=port,
          user=user,
          kerb_ticket=kerb_ticket,
          extra_conf=extra_conf,
      )
      super().__init__(arrow_fs)
  
imports: import os
  import subprocess
  import weakref
  from urllib.parse import urlparse
  from typing import List, Dict, Union, Tuple, Iterator, BinaryIO, TextIO
  import pyarrow
  from pyarrow.fs import FileSystem, LocalFileSystem, HadoopFileSystem, FileSelector, FileInfo, FileType
  from ...utils import implements, stringify_path
  from .core import FileSystem, path_type
label_desc: Use image node_id 1 to create a new HadoopFileSystem object from inherited base classes: ArrowBasedFileSystem with example: obj = HadoopFileSystem(host, port, user, kerb_ticket, driver, extra_conf)