code: def _exp2(x, *, evaluate=True):
      return Pow(_two, x, evaluate=evaluate)
  
imports: from sympy.core.function import Add, ArgumentIndexError, Function
  from sympy.core.power import Pow
  from sympy.core.singleton import S
  from sympy.core.sorting import default_sort_key
  from sympy.functions.elementary.exponential import exp, log
label_desc: Use image node_id 3 for calling a global function with example usage: _exp2(x) and returns: Pow