From 3c8484e866fb9a8a1c26a253adc414f682861fc3 Mon Sep 17 00:00:00 2001 From: Guido van Rossum Date: Wed, 20 Nov 1996 22:02:24 +0000 Subject: [PATCH] When re-raising an exception raised by a module used internally as IOError, keep the traceback. --- Lib/urllib.py | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/Lib/urllib.py b/Lib/urllib.py index 59b3274886..25830892ff 100644 --- a/Lib/urllib.py +++ b/Lib/urllib.py @@ -18,6 +18,7 @@ import string import socket import regex import os +import sys __version__ = '1.5' @@ -130,7 +131,7 @@ class URLopener: try: return getattr(self, name)(url) except socket.error, msg: - raise IOError, ('socket error', msg) + raise IOError, ('socket error', msg), sys.exc_traceback # Overridable interface to open unknown URL type def open_unknown(self, fullurl): @@ -296,7 +297,7 @@ class URLopener: return addinfourl(self.ftpcache[key].retrfile(file, type), noheaders(), self.openedurl) except ftperrors(), msg: - raise IOError, ('ftp error', msg) + raise IOError, ('ftp error', msg), sys.exc_traceback # Derived class with handlers for errors we can handle (perhaps) @@ -465,7 +466,8 @@ class ftpwrapper: conn = self.ftp.transfercmd(cmd) except ftplib.error_perm, reason: if reason[:3] != '550': - raise IOError, ('ftp error', reason) + raise IOError, ('ftp error', reason), \ + sys.exc_traceback if not conn: # Try a directory listing if file: cmd = 'LIST ' + file -- 2.50.1