add update outdated resource_list_file.json

paddlehub/common/hub_server.py

@@ -24,6 +24,7 @@ import requests
 import json
 import yaml
 import random
+import threading
 
 from random import randint
 from paddlehub.common import utils, srv_utils
@@ -269,6 +270,32 @@ class HubServer(object):
             print("Request Hub-Server unsuccessfully.")
 
 
+class CacheUpdater(threading.Thread):
+    def __init__(self, module, version=None):
+        threading.Thread.__init__(self)
+        self.module = module
+        self.version = version
+
+    def update_resource_list_file(self, module, version=None):
+        payload = {'word': module}
+        if version:
+            payload['version'] = version
+        api_url = srv_utils.uri_path(default_hub_server.get_server_url(),
+                                     'search')
+        cache_path = os.path.join(CACHE_HOME, RESOURCE_LIST_FILE)
+        extra = {
+            "command": "update_cache",
+            "mtime": os.stat(cache_path).st_mtime
+        }
+        r = srv_utils.hub_request(api_url, payload, extra)
+        if r.get("update_cache", 0) == 1:
+            with open(cache_path, 'w+') as fp:
+                yaml.safe_dump({'resource_list': r['data']}, fp)
+
+    def run(self):
+        self.update_resource_list_file(self.module, self.version)
+
+
 def server_check():
     default_hub_server.server_check()
 

paddlehub/module/module.py

@@ -34,6 +34,7 @@ from paddlehub.common.downloader import default_downloader
 from paddlehub.module import module_desc_pb2
 from paddlehub.common.dir import CONF_HOME
 from paddlehub.module import check_info_pb2
+from paddlehub.common.hub_server import CacheUpdater
 from paddlehub.module.signature import Signature, create_signature
 from paddlehub.module.checker import ModuleChecker
 from paddlehub.module.manager import default_module_manager
@@ -144,6 +145,7 @@ class Module(object):
         else:
             lock.flock(fp_lock, lock.LOCK_UN)
             raise ValueError("Module initialized parameter is empty")
+        CacheUpdater(name, version).start()
 
     def _init_with_name(self, name, version=None):
         log_msg = "Installing %s module" % name