diff --git a/util.py b/util.py
new file mode 100644
index 0000000..7dd5f8a
--- /dev/null
+++ b/util.py
@@ -0,0 +1,34 @@
+import matplotlib.pyplot as plt
+train_parameters={
+    "input_size":[3,244,244],
+    "class_dim":-1,
+    'target_path':"./data_set",
+    "train_list_path":'./train.txt',
+    'eval_list_path':'./eval.txt',
+    "readme_path": "./readme.json",
+    'label_dict':{'0': 'maskimages', '1': 'nomaskimages'},
+    "train_batch_size": 8,
+    'num_epochs':1,
+    "learning_stategry":{
+        'lr':0.001
+    }
+}
+
+def draw_train_process(title,iters,cost,accs,label_cost,label_acc):
+    plt.title(title,fontsize=24)
+    plt.xlabel('iter',fontsize=20)
+    plt.ylabel('cost/acc',fontsize=20)
+    plt.plot(iters,cost,color='red',label=label_cost)
+    plt.plot(iters,accs,color='green',label=label_acc)
+    plt.legend()
+    plt.grid()
+    plt.show()
+
+def draw_process(title,color,iters,data,label):
+    plt.title(title, fontsize=24)
+    plt.xlabel("iter", fontsize=20)
+    plt.ylabel(label, fontsize=20)
+    plt.plot(iters, data,color=color,label=label)
+    plt.legend()
+    plt.grid()
+    plt.show()
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