code: def read_uint32(fid):
      """Read unsigned 32bit integer from bti file."""
      return _unpack_simple(fid, ">u4", np.uint32)
  
imports: import numpy
  from ..._fiff.utils import read_str
label_desc: Use image node_id 9 for calling a global function with example usage: read_uint32(fid) and returns: _unpack_simple