From ed4ae2e01262668ce4ef698aa0796968696a74c8 Mon Sep 17 00:00:00 2001
From: Prabhat <prabhat.nagarajan@gmail.com>
Date: Fri, 6 Nov 2020 01:11:28 +0900
Subject: [PATCH] Applies isort

---
 examples/her/train_dqn_bit_flip.py | 9 ++-------
 pfrl/replay_buffers/__init__.py    | 6 +++---
 pfrl/replay_buffers/hindsight.py   | 2 +-
 3 files changed, 6 insertions(+), 11 deletions(-)

diff --git a/examples/her/train_dqn_bit_flip.py b/examples/her/train_dqn_bit_flip.py
index 0354bb344..a430a1bef 100644
--- a/examples/her/train_dqn_bit_flip.py
+++ b/examples/her/train_dqn_bit_flip.py
@@ -6,14 +6,9 @@
 import torch
 import torch.nn as nn
 
-from pfrl.q_functions import DiscreteActionValueHead
-from pfrl import agents
-from pfrl import experiments
-from pfrl import explorers
-from pfrl import utils
-from pfrl import replay_buffers
-
+from pfrl import agents, experiments, explorers, replay_buffers, utils
 from pfrl.initializers import init_chainer_default
+from pfrl.q_functions import DiscreteActionValueHead
 
 
 def reward_fn(dg, ag):
diff --git a/pfrl/replay_buffers/__init__.py b/pfrl/replay_buffers/__init__.py
index 3319041f8..d33f1bfba 100644
--- a/pfrl/replay_buffers/__init__.py
+++ b/pfrl/replay_buffers/__init__.py
@@ -1,6 +1,8 @@
 from pfrl.replay_buffers.episodic import EpisodicReplayBuffer  # NOQA
-from pfrl.replay_buffers.hindsight import HindsightReplayStrategy  # NOQA
 from pfrl.replay_buffers.hindsight import HindsightReplayBuffer  # NOQA
+from pfrl.replay_buffers.hindsight import HindsightReplayStrategy  # NOQA
+from pfrl.replay_buffers.hindsight import ReplayFinalGoal  # NOQA
+from pfrl.replay_buffers.hindsight import ReplayFutureGoal  # NOQA
 from pfrl.replay_buffers.persistent import PersistentEpisodicReplayBuffer  # NOQA
 from pfrl.replay_buffers.persistent import PersistentReplayBuffer  # NOQA
 from pfrl.replay_buffers.prioritized import PrioritizedReplayBuffer  # NOQA
@@ -9,5 +11,3 @@
     PrioritizedEpisodicReplayBuffer,
 )
 from pfrl.replay_buffers.replay_buffer import ReplayBuffer  # NOQA
-from pfrl.replay_buffers.hindsight import ReplayFinalGoal  # NOQA
-from pfrl.replay_buffers.hindsight import ReplayFutureGoal  # NOQA
diff --git a/pfrl/replay_buffers/hindsight.py b/pfrl/replay_buffers/hindsight.py
index fa24cdffd..92b8f1eb2 100644
--- a/pfrl/replay_buffers/hindsight.py
+++ b/pfrl/replay_buffers/hindsight.py
@@ -2,8 +2,8 @@
 
 import numpy as np
 
-from pfrl.replay_buffers.episodic import EpisodicReplayBuffer
 from pfrl.replay_buffer import random_subseq
+from pfrl.replay_buffers.episodic import EpisodicReplayBuffer
 
 
 def relabel_transition_goal(transition, goal_transition, reward_fn, swap_keys_list):