code: def generate_inputs(self):
      x = numpy.random.uniform(0.5, 1, self.shape).astype(self.dtype)
      return (x,)
  
file_path: chainer/tests/chainer_tests/functions_tests/math_tests/test_logarithm_1p.py
imports: import numpy
  from chainer import functions
  from chainer import testing
  from chainer.utils import force_array
label_desc: Use image node_id 1 for calling the Log1pFunctionTest obj's underlying member method code with example usage: obj.generate_inputs() and returns: x