update README.MD

fluid/DeepQNetwork/README.md

@@ -31,6 +31,7 @@
     + 下载其它依赖
     ```
     pip install -r requirement.txt 
+    pip install gym[atari]
     ```
     安装ale_python_interface可以参考：https://github.com/mgbellemare/Arcade-Learning-Environment
 

fluid/DeepQNetwork/play.py

@@ -11,7 +11,7 @@ from tqdm import tqdm
 
 def predict_action(exe, state, predict_program, feed_names, fetch_targets,
                    action_dim):
-    if np.random.random() < 0.001:
+    if np.random.random() < 0.01:
         act = np.random.randint(action_dim)
     else:
         state = np.expand_dims(state, axis=0)

fluid/DeepQNetwork/requirement.txt

+numpy
+gym
+tqdm
+opencv-python
+paddlepaddle-gpu==0.12.0