code: def generate_inputs(self):
      p = numpy.random.uniform(0, 1, self.shape).astype(self.dtype)
      x = numpy.random.uniform(-1, 1, self.shape).astype(self.dtype)
      y = numpy.random.uniform(-1, 1, self.shape).astype(self.dtype)
      return p, x, y
  
file_path: chainer/tests/chainer_tests/functions_tests/math_tests/test_linear_interpolate.py
imports: import numpy
  from chainer import functions
  from chainer import testing
  from chainer import utils
label_desc: Use image node_id 2 for calling the TestLinearInterpolate obj's underlying member method code with example usage: obj.generate_inputs() and returns: p,  x,  y