code: def shapeless(self, val):
      var = tf.Variable(val, shape=tf.TensorShape(None))
      self.evaluate(tf1.global_variables_initializer())
      return var
  
imports: import fractions
  import math
  import sys
  from absl.testing import parameterized
  import hypothesis
  import hypothesis.strategies
  import numpy
  import scipy
  import scipy.integrate
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.distributions import bates
  from tensorflow_probability.python.internal import hypothesis_testlib
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 10 for calling the BatesTest obj's underlying member method code with example usage: obj.shapeless(val) and returns: var