From 53d3450a296ad9a4d97f36b1fb7ed07d11bfe4ad Mon Sep 17 00:00:00 2001
From: Pablo Samuel Castro <psc@google.com>
Date: Tue, 5 Feb 2019 16:15:46 -0500
Subject: [PATCH] Make default number of checkpoints saved consistent between
 dqn_agent and checkpointer.

PiperOrigin-RevId: 232544723
---
 dopamine/agents/dqn/dqn_agent.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dopamine/agents/dqn/dqn_agent.py b/dopamine/agents/dqn/dqn_agent.py
index 01acd70b..5adb0fcd 100644
--- a/dopamine/agents/dqn/dqn_agent.py
+++ b/dopamine/agents/dqn/dqn_agent.py
@@ -95,7 +95,7 @@ def __init__(self,
                epsilon_decay_period=250000,
                tf_device='/cpu:*',
                use_staging=True,
-               max_tf_checkpoints_to_keep=3,
+               max_tf_checkpoints_to_keep=4,
                optimizer=tf.train.RMSPropOptimizer(
                    learning_rate=0.00025,
                    decay=0.95,