code: def _dec_stfunc(func):
      return _dec_register_stf(_dec_filldoc(func))
  
file_path: nipy/nipy/algorithms/slicetiming/timefuncs.py
imports: import numpy
label_desc: Use image node_id 3 for calling a global function with example usage: _dec_stfunc(func) and returns: _dec_register_stf