Fix: do nothing inside retreve_proxy

utils.py

@@ -26,25 +26,27 @@ def retrieve_proxy(proxy=None):
     1, 如果proxy = NONE，设置环境变量，并返回最新设置的代理
     2，如果proxy ！= NONE，更新当前的代理配置，但是不更新环境变量
     """
-    global http_proxy, https_proxy
-    if proxy is not None:
-        old_var = os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"]
+    pass
 
-        os.environ["HTTP_PROXY"] = proxy
-        os.environ["HTTPS_PROXY"] = proxy
-        yield proxy, proxy
+    # global http_proxy, https_proxy
+    # if proxy is not None:
+    #     old_var = os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"]
 
-        # return old proxy
-        os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"] = old_var
+    #     os.environ["HTTP_PROXY"] = proxy
+    #     os.environ["HTTPS_PROXY"] = proxy
+    #     yield proxy, proxy
 
-    else:
-        old_var = os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"]
-        os.environ["HTTP_PROXY"] = http_proxy
-        os.environ["HTTPS_PROXY"] = https_proxy
-        yield http_proxy, https_proxy # return new proxy
+    #     # return old proxy
+    #     os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"] = old_var
+
+    # else:
+    #     old_var = os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"]
+    #     os.environ["HTTP_PROXY"] = http_proxy
+    #     os.environ["HTTPS_PROXY"] = https_proxy
+    #     yield http_proxy, https_proxy # return new proxy
 
-        # return old proxy
-        os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"] = old_var
+    #     # return old proxy
+    #     os.environ["HTTP_PROXY"], os.environ["HTTPS_PROXY"] = old_var
 
 
 @retry(wait=wait_random_exponential(multiplier=1, max=40), stop=stop_after_attempt(10))