From: Giampaolo Rodola' <g.rodola@gmail.com>
Date: Fri, 19 Oct 2012 11:34:32 +0000 (+0200)
Subject: Fix issue #16270: urllib may hang when used for retrieving files via FTP by using... 
X-Git-Tag: v3.3.1rc1~777
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b0cc91290cfa12621cb51eb0c7d6a0f223722346;p=python

Fix issue #16270: urllib may hang when used for retrieving files via FTP by using a context manager.
---

diff --git a/Lib/urllib/request.py b/Lib/urllib/request.py
index 67b4c795b3..88f3ce1a26 100644
--- a/Lib/urllib/request.py
+++ b/Lib/urllib/request.py
@@ -2326,13 +2326,7 @@ class ftpwrapper:
         return (ftpobj, retrlen)
 
     def endtransfer(self):
-        if not self.busy:
-            return
         self.busy = 0
-        try:
-            self.ftp.voidresp()
-        except ftperrors():
-            pass
 
     def close(self):
         self.keepalive = False
diff --git a/Misc/NEWS b/Misc/NEWS
index 228db08c6f..98c8749847 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -43,6 +43,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #16270: urllib may hang when used for retrieving files via FTP by using
+  a context manager.  Patch by Giampaolo Rodola'.
+
 - Issue #16176: Properly identify Windows 8 via platform.platform()
 
 - Issue #16114: The subprocess module no longer provides a misleading error