code: def _cache_reused_expr(self, expr, expr_result):
      # No caching by default.
      return expr_result
  
imports: from m2cgen.assemblers import fallback_expressions
  from m2cgen.ast import BinNumExpr, CompExpr, IfExpr
  from m2cgen.interpreters.utils import CachedResult, _get_handler_name
label_desc: Use image node_id 5 for calling the BaseInterpreter obj's underlying member method code with example usage: obj._cache_reused_expr(expr, expr_result) and returns: expr_result