code: def get_operator(self):
      def log_sum(x, axis=None, keepdims=False):
          return np.log(np.sum(x, axis=axis, keepdims=keepdims))
  
      return log_sum
  
imports: import scipy
  from ._op_reqs import *
label_desc: Use image node_id 2 for calling the reduce_log_sum obj's underlying member method code with example usage: obj.get_operator() and returns: log_sum, np