Merge pull request 'update config.py' (#26) from liuzx into master

Reviewed-on: https://openi.pcl.ac.cn/OpenIOSSG/OpenI_Cloudbrain_Example/pulls/26

npu_mnist_example/config.py

@@ -16,19 +16,24 @@
 network config setting, will be used in train.py
 """
 import os
-os.system('pip install easydict')
-from easydict import EasyDict as edict
+class Config:
+    def __init__(self, **entries):
+        self.__dict__.update(entries)
 
-mnist_cfg = edict({
-    'num_classes': 10,
-    'lr': 0.01,
-    'momentum': 0.9,
-    'epoch_size': 10,
-    'batch_size': 32,
-    'buffer_size': 1000,
-    'image_height': 32,
-    'image_width': 32,
-    'save_checkpoint_steps': 1875,
-    'keep_checkpoint_max': 150,
-    'air_name': "lenet",
-})
+    def __getitem__(self, item):
+        return self.__dict__[item]
+
+# 定义配置信息
+mnist_cfg = Config(
+    num_classes=10,
+    lr=0.01,
+    momentum=0.9,
+    epoch_size=10,
+    batch_size=32,
+    buffer_size=1000,
+    image_height=32,
+    image_width=32,
+    save_checkpoint_steps=1875,
+    keep_checkpoint_max=150,
+    air_name="lenet"
+)