code: def hash_text(text, seed=1337, hash_func="md5"):
      # type: (str, Union[int, str], str) -> str
      """
      Return hash_func (md5/sha1/sha256/sha384/sha512) hash of a string
  
      :param text: string to hash
      :param seed: use prefix seed for hashing
      :param hash_func: hashing function. currently supported md5 sha256
      :return: hashed string
      """
      assert hash_func in (
          "md5",
          "sha256",
          "sha256",
          "sha384",
          "sha512",
      )
      h = getattr(hashlib, hash_func)()
      h.update((str(seed) + str(text)).encode("utf-8"))
      return h.hexdigest()
  
imports: import fnmatch
  import hashlib
  import json
  import os
  import re
  import sys
  from typing import Optional, Union, Sequence, Dict
  from zlib import crc32
  import six
  from pathlib2 import Path
  from six.moves.urllib.parse import quote, urlparse, urlunparse
  from ..debugging.log import LoggerRoot
label_desc: Use image node_id 7 for calling a global function with example usage: hash_text(text, seed, hash_func) and returns: h