revert unused change

6 years ago · 55edfca2b8
parent fec0b192a2
commit 55edfca2b8
1 changed files with 15 additions and 17 deletions
--- a/python/paddle/fluid/optimizer.py
+++ b/python/paddle/fluid/optimizer.py
@ -292,8 +292,6 @@ class Optimizer(object):
        This method combines interface `append_backward()` and
        `create_optimization_pass()` into one.
        """
-        with program_guard(loss.block.program, startup_program):
-
        params_grads = append_backward(loss, parameter_list, no_grad_set,
                                       [error_clip_callback])