fix serving args in version 0.3 (#129)

Author: wangxicoding

README.md

@@ -45,7 +45,7 @@ tar -zxf ResNeXt101_32x16d_wsl_model.tar.gz
 
 python -m paddle_serving_server_gpu.serve \
   --model ResNeXt101_32x16d_wsl_model \
-  --mem_optim True \
+  --mem_optim \
   --port 9898 \
   --gpu_ids 1
 ```

example/distill/mnist_distill/README_CN.md

@@ -27,7 +27,7 @@ python -m paddle_serving_server_gpu.serve \
   --model mnist_cnn_model \
   --thread 4 \
   --port 9292 \
-  --mem_optim True \
+  --mem_optim \
   --gpu_ids 0
 ```
 ### 2.2 运行蒸馏训练

python/paddle_edl/distill/redis/redis_store.py

@@ -20,7 +20,8 @@ def __init__(self, ip='127.0.0.1', port=6379, passwd=None):
         self._ip = ip
         self._port = port
         self._passwd = passwd
-        self._redis = redis.Redis(host=ip, port=port, password=passwd)
+        self._redis = redis.Redis(
+            host=ip, port=port, password=passwd, decode_responses=True)
         print("connected to redis ip:{} port:{}".format(ip, port))
 
     def get_service(self, service_name):

python/paddle_edl/tests/unittests/test_redis_distill_reader.sh

@@ -1,13 +1,6 @@
 #!/bin/bash
 unset https_proxy http_proxy
 
-version_str=$(python --version 2>&1)
-if [[ ${version_str} > "Python 3" ]]; then
-    echo "fix me under Python 3"
-    exit 0
-fi
-
-
 nohup redis-server --port 2379 2>&1 &
 redis_pid=$!