code: def _logaddexp(x):
      """Addition in the log space. Analogue of numpy.logaddexp for a list."""
      m = max(x)
      return m + math.log(sum(np.exp(x - m)))
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import math
  from absl import app
  import numpy
  import scipy.stats
label_desc: Use image node_id 1 for calling a global function with example usage: _logaddexp(x) and returns: unknown