code: def p_explicit_datetime(p):
      "explicit_datetime : datetime"
      datetime = p[1]
      p[0] = lambda ref: _datetime_range(datetime(ref))
  
imports: from datetime import datetime, date, time, timedelta
  from guild import _yacc
  from .None import trlex
label_desc: Use image node_id 50 for calling a global function with example usage: p_explicit_datetime(p) without return types