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Urlerror Urlopen Error The Read Operation Timed Out

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Edit bug mail Other bug subscribers Subscribe someone else • Take the tour • Read the guide © 2004-2016 CanonicalLtd. • Terms of use • Contact Launchpad Support • Blog Wrapping it Up¶ So if you want to be prepared for HTTPError or URLError there are two basic approaches. The time now is 06:21 PM. File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 126, in urlopen return _opener.open(url, data, timeout) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 400, in open response = self._open(req, data) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line 418, in _open '_open', req) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/urllib2.py", line this content

More info here. It uses urllib.urlretrieve but the logic is the same. rosdep --version: 0.10.25liuhyuu( 2014-04-01 03:01:41 -0500 )editI'm not sure what is going on. I use openurl() in urllib2 with f.open()/f.write(): Here is the code snippet: # the list for the images' urls imglist = re.findall(regImg,pageHtml) # iterate to download images for index in xrange(1,len(imglist)+1):

Urllib2.urlopen Read Timeout

In this case the server started the response, but failed to complete it before the HTTP session timed out. Number 2¶ from urllib.request import Request, urlopen from urllib.error import URLError req = Request(someurl) try: response = urlopen(req) except URLError as e: if hasattr(e, 'reason'): print('We failed to reach a server.') Please sign in help tags users badges ALL UNANSWERED Ask Your Question 1 Hello, when I run rosdep update, i get 'timed out'.. [closed] edit rosdep-install rosdep update github urllib2 urlopen The header looks like : Www-authenticate: SCHEME realm="REALM".

  • Pretending we succeeded in logging in.
  • Do you want to help us debug the posting issues ? < is the place to report it, thanks !
  • Any help will be appreciated.
  • But I found file object has no timeout version of read().
  • Some people report success after trying multiple times and/or across multiple days.
  • Not the answer you're looking for?
  • I read the source of URLError, whose __str__ goes like % self.reason, and in my traceback I can see . –satoru Mar 29 '11 at
  • This is ‘basic authentication'.
  • Personally I'm want to use this application, but I'm having difficulties with proxy.

Seasonal Challenge (Contributions from TeXing Dead Welcome) Why cast an A-lister for Groot? Ubuntu Logo, Ubuntu and Canonical Canonical Ltd. Esker" mean? Python Socket Timeout See the Quick Reference to HTTP Headers for a useful listing of HTTP headers with brief explanations of their meaning and use.

Www-authenticate: Basic realm="cPanel Users" The client should then retry the request with the appropriate name and password for the realm included as a header in the request. Results 1 to 2 of 2 Thread: Python urllib2.urlopen() timeout with DNS Thread Tools Show Printable Version Subscribe to this Thread… Display Linear Mode Switch to Hybrid Mode Switch to Threaded Any suggestions on this ? This can be useful in applications which have to fetch web pages.

Handling Exceptions¶ urlopen raises URLError when it cannot handle a response (though as usual with Python APIs, built-in exceptions such as ValueError, TypeError etc. Python Urlopen Last updated on Apr 09, 2012. With this you will be able to manage a maximum waiting duration and catch the exception raised. It is currently an http.client.HTTPMessage instance.

Urllib2 Urlopen Timeout Example

What is the purpose of the box between the engines of an A-10? You have to be aware that rosdep will not be fully functional, butdemmeln( 2014-04-01 03:32:13 -0500 )editit should be possible to get started with ROS even without rosdep. Urllib2.urlopen Read Timeout This is probably an issue with socket.setdefaulttimeout / socket.settimeout. Urllib2 Default Timeout The most comprehensive and authoritative reference to HTTP is RFC 2616.

share|improve this answer answered Dec 2 '10 at 15:40 stderr 5,95411944 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign http://crimsonskysoftware.com/urlopen-error/urlopen-error-errno-60-operation-timed-out.html I heard that the DNS resolving in 12.04 changed: http://www.stgraber.org/2012/02/24/dns-in-ubuntu-12-04/ Does anyone know how to fix this issue? asked 5 years ago viewed 3695 times active 2 years ago Blog Stack Overflow Podcast #93 - A Very Spolsky Halloween Special Get the weekly newsletter! If you do not pass the data argument, urllib uses a GET request. Urlopen Error Timed Out

vBulletin 2000 - 2016, Jelsoft Enterprises Ltd. I don't know what happened but sometimes it really works ..liuhyuu( 2014-04-02 02:35:45 -0500 )editadd a comment 1 answer Sort by » oldest newest most voted 1 answered 2014-03-31 23:26:45 -0500 Categories programming, PythonTags except:, timeout error, try:, urllib2, urlopen Post navigation Previous post: Towards new network graph visualisation - PythonNext post: Names to MySQL db - Python Leave a Reply Cancel have a peek at these guys You can have some logic to generate constant size chunks of say 1000 documents which would be downloaded by a threadpool.

In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms def download_urls(url_and_path_list, num_concurrent, skip_existing): # prepare the queue queue = Queue.Queue() for url_and_path in url_and_path_list: queue.put(url_and_path) # start the requested number of download threads to download the files threads = [] Good Luck!

EDIT When I catch a URLError, it can be Temporary failure in name resolution or timeout, or some other error?

Second, you can pass extra information ("metadata") about the data or the about request itself, to the server - this information is sent as HTTP "headers". Suppose you are to crawl a pre-known batch of say 100K documents. Timeout Error! Solutions?

After doing a bit of testing myself and a lot of research I have narrowed down the problem to the fact that urllib2 cannot actually make https connections through a http The way a browser identifies itself is through the User-Agent header [4]. Mark as duplicate Convert to a question Link a related branch Link to CVE You are not directly subscribed to this bug's notifications. http://crimsonskysoftware.com/urlopen-error/urlopen-error-the-read-operation-timed-out.html about | faq | help | privacy policy | terms of service | give feedback Powered by Askbot version 0.7.56 Please note: ROS Answers requires javascript to work properly, please enable

Data¶ Sometimes you want to send data to a URL (often the URL will refer to a CGI (Common Gateway Interface) script [1] or other web application). HTTP is based on requests and responses - the client makes requests and servers send responses. Vanishing of characteristic numbers vs vanishing of characteristic classes Dozens of earthworms came on my terrace and died there SkyrimSE is Quiet How can I be faster on long calculus test? Adv Reply February 10th, 2013 #2 mirrorz View Profile View Forum Posts Private Message First Cup of Ubuntu Join Date Feb 2013 Beans 4 Re: Python urllib2.urlopen() timeout with DNS

By default urllib identifies itself as Python-urllib/x.y (where x and y are the major and minor version numbers of the Python release, e.g. Edit2: You can directly check the following, if it is a problem that is not really related to rosdep, but rather either github, your local setup or python: python -c 'from No definition of [libsensors4-dev] for OS [osx] How do I integrate thirdparty Python Dependencies? Dozens of earthworms came on my terrace and died there Missing recipe name and method Vanishing of characteristic numbers vs vanishing of characteristic classes SkyrimSE is Quiet Where can I get

urllib uses the http.client library, which in turn uses the socket library. Related 1URLError: urlopen error timed out0How can I iterate through a list of proxies with Socksipy3Python urllib2.urlopen freezes script infinitely even though timeout is set3urlopen error An error occured while connecting Please donate. Thanks very much .