code: def read_uint2(f):
      r"""
      >>> import io
      >>> read_uint2(io.BytesIO(b'\xff\x00'))
      255
      >>> read_uint2(io.BytesIO(b'\xff\xff'))
      65535
      """
  
      data = f.read(2)
      if len(data) == 2:
          return _unpack("<H", data)[0]
      raise ValueError("not enough data in stream to read uint2")
  
imports: import codecs
  import io
  import pickle
  import re
  import sys
  from struct import unpack
  from pickle import decode_long
label_desc: Use image node_id 2 for calling a global function with example usage: read_uint2(f) and returns: _unpack