code: def _day_range(ref, shift=0):
      start = ref.replace(hour=0, minute=0, second=0, microsecond=0)
      end = start + timedelta(days=1)
      return _shift(start, end, days=shift)
  
imports: from datetime import datetime, date, time, timedelta
  from guild import _yacc
  from .None import trlex
label_desc: Use image node_id 26 for calling a global function with example usage: _day_range(ref, shift) and returns: _shift