a6b6b42c249d7a025e9270529bf1db6f21bda36a,GPflow/model.py,Model,_compile,#Model#Any#,123

Before Change

        
        compile the tensorflow function "self._objective"
        
        self._free_vars = tf.Variable(self.get_free_state())

        self.make_tf_array(self._free_vars)
        with self.tf_mode():
            f = self.build_likelihood() + self.build_prior()
            g, = tf.gradients(f, self._free_vars)

After Change

        self._graph = tf.Graph()
        self._session = tf.Session(graph=self._graph)
        with self._graph.as_default():
            self._free_vars = tf.Variable(self.get_free_state())

            self.make_tf_array(self._free_vars)
            with self.tf_mode():
                f = self.build_likelihood() + self.build_prior()
                g, = tf.gradients(f, self._free_vars)

Instances