diff --git a/catvod/src/main/java/com/github/catvod/utils/Path.java b/catvod/src/main/java/com/github/catvod/utils/Path.java
index ca63f8a2c..598670169 100644
--- a/catvod/src/main/java/com/github/catvod/utils/Path.java
+++ b/catvod/src/main/java/com/github/catvod/utils/Path.java
@@ -108,6 +108,10 @@ public class Path {
         return new File(js(), name);
     }
 
+    public static File py(String name) {
+        return new File(py(), name);
+    }
+
     public static File jar(String name) {
         File file = new File(jar(), Util.md5(name).concat(".jar"));
         file.setReadOnly();
diff --git a/chaquo/src/main/java/com/fongmi/chaquo/Loader.java b/chaquo/src/main/java/com/fongmi/chaquo/Loader.java
index b233f915a..d3c461c8a 100644
--- a/chaquo/src/main/java/com/fongmi/chaquo/Loader.java
+++ b/chaquo/src/main/java/com/fongmi/chaquo/Loader.java
@@ -23,6 +23,6 @@ public class Loader {
     public Spider spider(Context context, String api) {
         if (app == null) init(context);
         PyObject obj = app.callAttr("spider", Path.py().getAbsolutePath(), api);
-        return new Spider(app, obj);
+        return new Spider(app, obj, api);
     }
 }
diff --git a/chaquo/src/main/java/com/fongmi/chaquo/Spider.java b/chaquo/src/main/java/com/fongmi/chaquo/Spider.java
index 951e57e4d..49011f7ca 100644
--- a/chaquo/src/main/java/com/fongmi/chaquo/Spider.java
+++ b/chaquo/src/main/java/com/fongmi/chaquo/Spider.java
@@ -4,6 +4,8 @@ import android.content.Context;
 
 import com.chaquo.python.PyObject;
 import com.github.catvod.Proxy;
+import com.github.catvod.utils.Path;
+import com.github.catvod.utils.UriUtil;
 import com.github.catvod.utils.Util;
 import com.google.gson.Gson;
 
@@ -17,11 +19,13 @@ public class Spider extends com.github.catvod.crawler.Spider {
     private final PyObject app;
     private final PyObject obj;
     private final Gson gson;
+    private final String api;
 
-    public Spider(PyObject app, PyObject obj) {
+    public Spider(PyObject app, PyObject obj, String api) {
         this.gson = new Gson();
         this.app = app;
         this.obj = obj;
+        this.api = api;
     }
 
     @Override
@@ -31,6 +35,8 @@ public class Spider extends com.github.catvod.crawler.Spider {
 
     @Override
     public void init(Context context, String extend) {
+        List<PyObject> items = app.callAttr("getDependence", obj).asList();
+        for (PyObject item : items) download(item + ".py");
         app.callAttr("init", obj, extend);
     }
 
@@ -108,6 +114,12 @@ public class Spider extends com.github.catvod.crawler.Spider {
         }
     }
 
+    private void download(String name) {
+        String path = Path.py(name).getAbsolutePath();
+        String url = UriUtil.resolve(api, name);
+        app.callAttr("download", path, url);
+    }
+
     private String replaceProxy(String content) {
         return content.replace("http://127.0.0.1:UndCover/proxy", Proxy.getUrl(true));
     }
diff --git a/chaquo/src/main/python/app.py b/chaquo/src/main/python/app.py
index d2a7c5a59..d39ac70fc 100644
--- a/chaquo/src/main/python/app.py
+++ b/chaquo/src/main/python/app.py
@@ -7,12 +7,12 @@ import json
 def spider(cache, api):
     name = os.path.basename(api)
     path = cache + '/' + name
-    downloadFile(path, api)
+    download(path, api)
     name = name.split('.')[0]
     return SourceFileLoader(name, path).load_module().Spider()
 
 
-def downloadFile(path, api):
+def download(path, api):
     if api.startswith('http'):
         writeFile(path, redirect(api).content)
     else: