Web Development int64 0 1 | Data Science and Machine Learning int64 0 1 | Question stringlengths 28 6.1k | is_accepted bool 2
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0 | 0 | Which SNMP library offers an API to get single properties of captured (tcpdump) SNMP packets like the request-ID or the protocol version?
I found that pySNMP offers such a low-level API but only for v1/v2c versions. But I need both v2c and v3. | false | 13,055,699 | 0 | 0 | 0 | 0 | what exactly you want to know. whether :
python net-snmp api supports v3 or not
or
oid for finding request-id of a snmp packet | 0 | 624 | 0 | 1 | 2012-10-24T18:46:00.000 | python,snmp | How to get the request ID of a SNMP packet in Python | 1 | 1 | 1 | 13,191,755 | 0 |
0 | 0 | Is there a way to dynamically download and install a package like AWS API from a PHP or Python script at runtime?
Thanks. | false | 13,070,759 | 0.197375 | 1 | 0 | 1 | Not at runtime - this would make no sense due to the overheads involved and the risk of the download failing. | 0 | 42 | 0 | 0 | 2012-10-25T14:24:00.000 | php,python | Python/PHP - Downloading and installing AWS API | 1 | 1 | 1 | 13,070,806 | 0 |
1 | 0 | I am not sure if this is possible, but I was wondering if it would be possible to write a script or program that would automatically open up my web browser, go to a certain site, fill out information, and click "send"? And if so, where would I even begin? Here's a more detailed overview of what I need:
Open browser
Go... | true | 13,073,147 | 1.2 | 0 | 0 | 1 | There are a number of tools out there for this purpose. For example, Selenium, which even has a package on PyPI with Python bindings for it, will do the job. | 0 | 1,062 | 0 | 1 | 2012-10-25T16:31:00.000 | python | script to open web browser and enter data | 1 | 1 | 2 | 13,073,177 | 0 |
0 | 0 | I am not sure if this is the right forum to ask, but I give it a try.
A device is sending an E-Mail to my code in which I am trying to receive the email via a socket in python, and to decode the E-Mail with Messsage.get_payload() calls. However. I always have a \n.\n at the end of the message.
If the same device sen... | false | 13,108,615 | 0 | 1 | 0 | 0 | These are simply newline characters. In GMail they'll be processed and "displayed" so you don't see them. But they are still part of the email text message so it makes sense that get_payload() returns them. | 0 | 92 | 0 | 0 | 2012-10-28T11:56:00.000 | python,sockets,smtp | Mysterious characters at the end of E-Mail, received with socket in python | 1 | 1 | 2 | 13,108,630 | 0 |
1 | 0 | There are several components involved in auth and the discovery based service api.
How can one test request handlers wrapped with decorators used from oauth2client (eg oauth_required, etc), httplib2, services and uploads?
Are there any commonly available mocks or stubs? | true | 13,115,599 | 1.2 | 1 | 0 | 1 | There are the mock http and request classes that the apiclient package uses for its own testing. They are in apiclient/http.py and you can see how to use them throughout the test suite. | 0 | 259 | 0 | 2 | 2012-10-29T03:42:00.000 | python,google-app-engine,google-drive-api,google-api-python-client | How can one test appengine/drive/google api based applications? | 1 | 1 | 1 | 13,125,588 | 0 |
0 | 0 | I am parsing a large file (>9GB) and am using iterparse of lxml in Python to parse the file while clearing as I go forward. I was wondering, is there a way to parse backwards while clearing? I could see I how would implement this independently of lxml, but it would be nice to use this package.
Thank you in advance! | true | 13,140,185 | 1.2 | 0 | 0 | 0 | iterparse() is strictly forward-only, I'm afraid. If you want to read a tree in reverse, you'll have to read it forward, while writing it to some intermediate store (be it in memory or on disc) in some form that's easier for you to parse backwards, and then read that. I'm not aware of any stream parsers that allow XML... | 1 | 1,552 | 0 | 1 | 2012-10-30T13:34:00.000 | python,lxml | lxml, parsing in reverse | 1 | 1 | 2 | 13,355,413 | 0 |
1 | 0 | I'm trying to automate a process that collects data on one (or more) AWS instance(s), uploads the data to S3 hourly, to be retrieved by a decoupled process for parsing and further action. As a first step, I whipped up some crontab-initiated shell script (running in Ubuntu 12.04 LTS) that calls the boto utility s3multip... | false | 13,203,745 | 0.197375 | 1 | 0 | 1 | First, I would try updating boto; a commit to the development branch mentions logging when a multipart upload fails. Note that doing so will require using s3put instead, as s3multiput is being folded into s3put. | 0 | 515 | 0 | 3 | 2012-11-02T22:13:00.000 | python,crontab,boto | Silent failure of s3multiput (boto) upload to s3 from EC2 instance | 1 | 1 | 1 | 13,203,938 | 0 |
1 | 0 | I'm developing an application that displays a users/friends photos. For the most part I can pull photos from the album, however for user/album cover photos, all that is given is the object ID for which the following URL provides the image:
https://graph.facebook.com/1015146931380136/picture?access_token=ABCDEFG&type=pi... | false | 13,228,847 | 0.066568 | 0 | 0 | 1 | Make a Graph API call like this and you get the real URL:
https://graph.facebook.com/[fbid]?fields=picture
Btw, you don´t need an access token for this. | 0 | 872 | 0 | 0 | 2012-11-05T09:02:00.000 | python,django,facebook-graph-api | Resolve FB GraphAPI picture call to the final URL | 1 | 1 | 3 | 13,228,977 | 0 |
0 | 0 | In Python 2.7 is there a way to get information on all open sockets similar to what netstat/ss does in linux?
I am interested in writing a small program (similar to EtherApe) that tracks when my computer opens a connection to a server. | false | 13,245,772 | 0 | 0 | 0 | 0 | Sockets are handled and controlled by OS. Any programming language what do is just put the data to buffer in OS. So in order to check the open sockets you just have to read them by operating system. | 0 | 3,146 | 0 | 0 | 2012-11-06T06:43:00.000 | python,sockets | Show all open sockets in Python | 1 | 1 | 3 | 13,245,863 | 0 |
0 | 0 | Problem
I need a way to store and collect JSON data in an entirely offline(!) web application, hosted on a local (shared) machine. Several people will access the app but it will never actually be online.
I'd like the app to:
Read and write JSON data continuously and programmatically (i.e. not using a file-upload type ... | false | 13,284,566 | 0 | 0 | 0 | 0 | My suggestion would be something like WampServer (Windows, Apache, MySQL, PHP). I've seen a few tutorials about adding Python to that mix.
You would have access to reading and writing JSON data to the local storage or placing your data in a local database. | 1 | 2,518 | 0 | 1 | 2012-11-08T07:38:00.000 | javascript,python,json,storage,offlineapps | How to read and write JSON offline on local machine? | 1 | 2 | 6 | 13,284,691 | 0 |
0 | 0 | Problem
I need a way to store and collect JSON data in an entirely offline(!) web application, hosted on a local (shared) machine. Several people will access the app but it will never actually be online.
I'd like the app to:
Read and write JSON data continuously and programmatically (i.e. not using a file-upload type ... | false | 13,284,566 | 0 | 0 | 0 | 0 | I know you said you don't want to opt for local server, but nodejs could be the solution. If you know JavaScript, then it's very simple to set one server up and let everybody access to the server from any browser. Since it's entirely JavaScript you don't even have conversion issues with the JSON format.
For storing the... | 1 | 2,518 | 0 | 1 | 2012-11-08T07:38:00.000 | javascript,python,json,storage,offlineapps | How to read and write JSON offline on local machine? | 1 | 2 | 6 | 13,285,068 | 0 |
1 | 0 | Subj.I want to get page (nested) level in scrapy on each page(url, request) in spider, is there any way to do that? | true | 13,286,049 | 1.2 | 0 | 0 | 1 | After some time we found the solution - response.meta['depth'] | 0 | 294 | 0 | 0 | 2012-11-08T09:22:00.000 | python,scrapy,web-crawler | Get page (nested) level scrapy on each page(url, request) in spider | 1 | 1 | 2 | 13,641,429 | 0 |
1 | 0 | I am trying to scrape a website which serves different page depending upon the geolocation of the IP sending the request. I am using an amazon EC2 located in US(which means it serves up a page meant for US) but I want the page that will be served in India. Does scrapy provide a way to work around this somehow? | false | 13,298,788 | 0.379949 | 0 | 0 | 2 | If the site you are scraping does IP based detection, your only option is going to be to change your IP somehow. This means either using a different server (I don't believe EC2 operates in India) or proxying your server requests. Perhaps you can find an Indian proxy service? | 0 | 722 | 0 | 1 | 2012-11-08T22:16:00.000 | python,web-crawler,scrapy | fake geolocation with scrapy crawler | 1 | 1 | 1 | 13,299,332 | 0 |
0 | 0 | I am playing around with parsing RSS feeds looking for references to countries. At the moment I am using Python, but I think this question is fairly language agnostic (in theory).
Let's say I have three lists (all related)
Countries - Nouns (i.e. England, Norway, France )
Countries - Adjectives (i.e. English, Norwegia... | false | 13,331,665 | 0 | 0 | 0 | 0 | I would suggest to merge the 3 lists of data into one dictionary, which maps names to country names, e.g., it maps "England" -> "England", "English" -> "England", "London" -> "England". It can be easily stored in a database or a file and retrieved.
Then I would search for the keys in the dictionary, and label the item... | 1 | 55 | 0 | 0 | 2012-11-11T13:44:00.000 | python,language-agnostic | Data storage for query | 1 | 2 | 2 | 13,441,013 | 0 |
0 | 0 | I am playing around with parsing RSS feeds looking for references to countries. At the moment I am using Python, but I think this question is fairly language agnostic (in theory).
Let's say I have three lists (all related)
Countries - Nouns (i.e. England, Norway, France )
Countries - Adjectives (i.e. English, Norwegia... | true | 13,331,665 | 1.2 | 0 | 0 | 0 | It is a very debatable question. There can be multiple solutions for this. If I were you, I would simply a small DB in Mongodb with three tables like these
Country:
Columns: id, name
Country-adj:
Columns: id, name, country_id
Cities:
Columns: id, name, country_id
then simple queries would give your ... | 1 | 55 | 0 | 0 | 2012-11-11T13:44:00.000 | python,language-agnostic | Data storage for query | 1 | 2 | 2 | 13,331,819 | 0 |
0 | 0 | I have the following line of code using imaplib
M = imaplib.IMAP4('smtp.gmail.com', 587)
I get the following error from imaplib:
abort: unexpected response: '220 mx.google.com ESMTP o13sm12303588vde.21'
However from reading elsewhere, it seems that that response is the correct response demonstrating that the connection... | false | 13,385,981 | 0.197375 | 1 | 0 | 2 | You are connecting to the wrong port. 587 is authenticated SMTP, not IMAP; the IMAP designated port number is 143 (or 993 for IMAPS). | 0 | 2,034 | 0 | 2 | 2012-11-14T19:33:00.000 | python,email,response,imaplib | python imaplib unexpected response 220 | 1 | 2 | 2 | 13,387,035 | 0 |
0 | 0 | I have the following line of code using imaplib
M = imaplib.IMAP4('smtp.gmail.com', 587)
I get the following error from imaplib:
abort: unexpected response: '220 mx.google.com ESMTP o13sm12303588vde.21'
However from reading elsewhere, it seems that that response is the correct response demonstrating that the connection... | true | 13,385,981 | 1.2 | 1 | 0 | 2 | I realized I needed to do IMAP4_SSL() - has to be SSL for IMAP and for using IMAP I need the IMAP server for gmail which is imap.googlemail.com. I ultimately got it work without specifying a port. So, final code is:
M = imaplib.IMAP4_SSL('imap.googlemail.com') | 0 | 2,034 | 0 | 2 | 2012-11-14T19:33:00.000 | python,email,response,imaplib | python imaplib unexpected response 220 | 1 | 2 | 2 | 13,399,991 | 0 |
0 | 0 | I'm trying to make a chat server thing. Basically, I want more than one client to be able to connect at the same time.
I want it so it's always listening. Whenever anyone tries to connect, it instantly accepts them and adds them to a list of connections.
I could have a listen(1) then a timeout, and keep appending them ... | false | 13,388,177 | 0 | 0 | 0 | 0 | I want it so it's always listening. Whenever anyone tries to connect, it instantly accepts them and adds them to a list of connections.
So you just have:
An accept() loop that does nothing but accept() new connections and start a new thread to handle each one.
A thread per connection that reads with a long timeout, w... | 0 | 930 | 0 | 0 | 2012-11-14T22:04:00.000 | python,sockets,networking | Having an infinite amount of sockets connected? | 1 | 2 | 4 | 13,389,747 | 0 |
0 | 0 | I'm trying to make a chat server thing. Basically, I want more than one client to be able to connect at the same time.
I want it so it's always listening. Whenever anyone tries to connect, it instantly accepts them and adds them to a list of connections.
I could have a listen(1) then a timeout, and keep appending them ... | false | 13,388,177 | 0.099668 | 0 | 0 | 2 | Consider whether you actually need to maintain separate sockets for every connection. Would something like connectionless UDP be appropriate? That way you could support an arbitrary number of users while only using one OS socket.
Of course, with this approach you'd need to maintain connection semantics internally (if... | 0 | 930 | 0 | 0 | 2012-11-14T22:04:00.000 | python,sockets,networking | Having an infinite amount of sockets connected? | 1 | 2 | 4 | 13,388,385 | 0 |
0 | 0 | I am writing a simple test script(python) to test a web server's performance(all this server does is HTTP redirect). Socket is set to non-blocking, and registered to an epoll instance.
How can I know the connect() is failed because the server can't accept more connections? I am currently using EPOLLERR as the indicato... | false | 13,390,082 | 0.099668 | 0 | 0 | 1 | You can't know it 'failed because the server can't accept more connections', because there is no specific protocol for that condition. You can only know it failed for the usual reasons: ECONNREFUSED, connection timeout, EUNREACH, etc. | 0 | 988 | 0 | 0 | 2012-11-15T01:05:00.000 | python,linux,sockets,connect,epoll | How is connect() failure notified in epoll? | 1 | 2 | 2 | 13,390,556 | 0 |
0 | 0 | I am writing a simple test script(python) to test a web server's performance(all this server does is HTTP redirect). Socket is set to non-blocking, and registered to an epoll instance.
How can I know the connect() is failed because the server can't accept more connections? I am currently using EPOLLERR as the indicato... | false | 13,390,082 | 0.099668 | 0 | 0 | 1 | That catches the case of Connection Refused and other socket errors. Since I assume you are registering for read/write availability (success) upon the pending socket as well, you should also manually time-out those connections which have failed to notify you of read, write, or error availability on the associated file... | 0 | 988 | 0 | 0 | 2012-11-15T01:05:00.000 | python,linux,sockets,connect,epoll | How is connect() failure notified in epoll? | 1 | 2 | 2 | 13,390,310 | 0 |
0 | 0 | I am doing some stress test to a simple HTTP redirect server in Python scripts. The script is set up with epoll (edge trigger mode) with non-blocking sockets. But I observed something that I don't quite understand,
1) epoll can get both ECONNREFUSED and ETIMEOUT errno while the connect() is in process. Don't they both ... | true | 13,404,538 | 1.2 | 0 | 0 | 1 | ECONNREFUSED signals that the connection was refused by the server, while ETIMEOUT signals that the attempt to connect has timed out, i.e. that no indication (positive or negative) about the connection attempt was received from the peer.
socket.recv() returning an empty string without error is simply the EOF condition,... | 0 | 1,087 | 0 | 1 | 2012-11-15T19:16:00.000 | python,sockets,tcp,epoll | TCP non-blocking socket.connect() and socket.recv() Error questions. (Python or C) | 1 | 1 | 1 | 13,404,886 | 0 |
0 | 0 | I'm trying to write a class with the same interface of Python 2 Standard Library's socket.socket.
I've problems trying to reproduce the behavior the object should have when a program tries to call select.select() on it.
The documentation in the entry for select.select says:
You may also define a wrapper class yourself... | true | 13,420,405 | 1.2 | 0 | 0 | 3 | The fileno() function needs to return a kernel file descriptor, so that it can be passed to the select system call (or poll/epoll/whatever). The multiplexing done by select-like operations is fundamentally an OS operation which must work on OS objects.
If you want to implement this for an object not based on an actual ... | 0 | 486 | 0 | 1 | 2012-11-16T16:20:00.000 | python,file,networking | Imitating the behavior of fileno() and select | 1 | 1 | 1 | 13,420,569 | 0 |
0 | 0 | Suppose I was giving this list of urls:
website.com/thispage
website.com/thatpage
website.com/thispageagain
website.com/thatpageagain
website.com/morepages
... could possibly be over say 1k urls.
What is the best/easiest way to kinda loop through this list and check whether or not the page is up? | false | 13,424,753 | 0.049958 | 0 | 0 | 1 | Open a pool of threads, open a Url for each, wait for a 200 or a 404. Rinse and repeat. | 0 | 2,657 | 0 | 1 | 2012-11-16T21:35:00.000 | python | Given a big list of urls, what is a way to check which are active/inactive? | 1 | 1 | 4 | 13,424,798 | 0 |
1 | 0 | So I am trying to scrape something that is behind a login system. I tried using CasperJS, but am having issues with the form, so maybe that is not the way to go; I checked the source code of the site and the form name is "theform" but I can never login must be doing something wrong. Does any have any tutorials on how t... | false | 13,434,664 | 0 | 0 | 0 | 0 | Because you mentioned CasperJS I can assume that web site generate some data by using JavaScript. My suggestion would be check WebKit. It is a browser "engine", that will let you do what ever you want with web-site.
You can use PyQt4 framework, which is very good, and has a good documentation. | 0 | 684 | 0 | 2 | 2012-11-17T20:52:00.000 | python,web-scraping,casperjs | Web scraping - web login issue | 1 | 1 | 5 | 13,437,094 | 0 |
1 | 0 | I have a lot of different sites I want to scrape using scrapy. I was wondering what is the best way of doing this?
Do you use a different "project" for each site you want to scrape, or do you use a different "spider", or neither?
Any input would be appreciated | true | 13,445,585 | 1.2 | 0 | 0 | 0 | different PROJECT for each site is a WORST idea .
different SPIDER for each site is a GOOD idea .
if you can adjust multiple sites in one SPIDER (based of there nature) is a BEST idea .
but again all depends on your Requirements. | 0 | 252 | 0 | 1 | 2012-11-18T23:08:00.000 | python,search,scrapy,web-crawler | Scrapy Python Crawler - Different Spider for each? | 1 | 1 | 1 | 13,451,254 | 0 |
0 | 0 | I'm trying to use Firefox portable for my tests in python. In plain webdriver it works, but i was wondering how to do it in remote webdriver.
All i could find is how to pass firefox profile, but how to specify to webdriver which binary to use? | false | 13,460,288 | 0 | 0 | 0 | 0 | Very hacky, but you could modify the Webdriver Firefox plugin to point to your binary. | 0 | 620 | 0 | 3 | 2012-11-19T18:57:00.000 | python,selenium,webdriver | How to specify browser binary in selenium remote webdriver? | 1 | 1 | 2 | 13,460,962 | 0 |
0 | 0 | I created a couchDB on my computer, that is I used the Python line server = couchdb.Server('http://localhost:5984')
I want to share this database with two other colleagues. How can I make it available to them? For the moment, I am comfortable giving them full admin privileges until I get a better handle on this.
I tri... | true | 13,462,448 | 1.2 | 0 | 0 | 2 | In order to avoid NAT problems, I would use an external service like Cloudant or Iris Couch. You can replicate your local database against the common DB in the cloud and your colleagues can connect to it. | 0 | 2,338 | 0 | 1 | 2012-11-19T21:20:00.000 | database,python-2.7,couchdb,couchdb-python | How to access CouchDB server from another computer? | 1 | 1 | 3 | 13,473,004 | 0 |
1 | 0 | I want to do some web crawling with scrapy and python. I have found few code examples from internet where they use selenium with scrapy.
I don't know much about selenium but only knows that it automates some web tasks. and browser actually opens and do stuff. but i don't want the actual browser to open but i want every... | false | 13,468,755 | 1 | 0 | 0 | 8 | Updated: PhantomJS is abandoned, and you can use headless browsers directly now, such like Firefox and Chrome!
Use PhantomJS instead.
You can do browser = webdriver.PhantomJS() in selenium v2.32.0. | 0 | 2,960 | 0 | 2 | 2012-11-20T07:53:00.000 | python,selenium,scrapy | Can i use selenium with Scrapy without actual browser opening with python | 1 | 1 | 2 | 16,050,387 | 0 |
1 | 0 | I will be using scrapy to crawl a domain. I plan to store all that information into my db with sqlalchemy. It's pretty simple xpath selectors per page, and I plan to use HttpCacheMiddleware.
In theory, I can just insert data into my db as soon as I have data from the spiders (this requires hxs to be instantiated at le... | false | 13,469,321 | 1 | 0 | 0 | 7 | If you insert directly inside a spider, then your spider will block until the data is inserted. If you create an Item and pass it to the Pipeline, the spider can continue to crawl while the data is inserted. Also, there might be race conditions if multiple spiders try to insert data at the same time. | 0 | 1,529 | 0 | 1 | 2012-11-20T08:38:00.000 | python,scrapy | Scrapy why bother with Items when you can just directly insert? | 1 | 1 | 2 | 13,469,554 | 0 |
0 | 0 | What I mean is, if I go to "www.yahoo.com/thispage", and yahoo has set up a filter to redirect /thispage to /thatpage. So whenever someone goes to /thispage, s/he will land on /thatpage.
If I use httplib/requests/urllib, will it know that there was a redirection? What error pages?
Some sites redirect user to /errorpage... | false | 13,482,777 | 0.049958 | 0 | 0 | 1 | It depends on how they are doing the redirection. The "right" way is to return a redirected HTTP status code (301/302/303). The "wrong" way is to place a refresh meta tag in the HTML.
If they do the former, requests will handle it transparently. Note that any sane error page redirect will still have an error status cod... | 0 | 17,050 | 0 | 18 | 2012-11-20T21:47:00.000 | python,httplib,python-requests | When I use python requests to check a site, if the site redirects me to another page, will I know? | 1 | 2 | 4 | 13,483,006 | 0 |
0 | 0 | What I mean is, if I go to "www.yahoo.com/thispage", and yahoo has set up a filter to redirect /thispage to /thatpage. So whenever someone goes to /thispage, s/he will land on /thatpage.
If I use httplib/requests/urllib, will it know that there was a redirection? What error pages?
Some sites redirect user to /errorpage... | false | 13,482,777 | 1 | 0 | 0 | 16 | To prevent requests from following redirects use:
r = requests.get('http://www.yahoo.com/thispage', allow_redirects=False)
If it is in indeed a redirect, you can check the redirect target location in r.headers['location']. | 0 | 17,050 | 0 | 18 | 2012-11-20T21:47:00.000 | python,httplib,python-requests | When I use python requests to check a site, if the site redirects me to another page, will I know? | 1 | 2 | 4 | 13,483,018 | 0 |
0 | 0 | I have a problem and can't solve it. Maybe I'm making it too hard or complex or I'm just going in the wrong direction and thinking of things that don't make sense. Below is a description of what happens. (Multiple tabs opened in a browser or a page that requests some other pages at the same time for example.)
I have a ... | false | 13,495,606 | 0 | 0 | 0 | 0 | If this is through a browser and is using cookies then this shouldn't be an issue at all. The cookie will, from what I can tell, the last session value that it is set to. If the client you are using does not use cookies then of course it will open a new session for each connection. | 0 | 484 | 0 | 1 | 2012-11-21T14:39:00.000 | python,http,session-state | What are good ways to create a HTTP session with simultaneous requests? | 1 | 1 | 1 | 13,495,800 | 0 |
1 | 0 | I am trying to build a web-app that has both a Python part and a Node.js part. The Python part is a RESTful API server, and the Node.js will use sockets.io and act as a push server. Both will need to access the same DB instance (Heroku Postgres in my case). The Python part will need to talk to the Node.js part in order... | true | 13,498,828 | 1.2 | 0 | 0 | 2 | After having played around a little, and also doing some reading, it seems like Heroku apps that need this have 2 main options:
1) Use some kind of back-end, that both apps can talk to. Examples would be a DB, Redis, 0mq, etc.
2) Use what I suggested above. I actually went ahead and implemented it, and it works.
Just t... | 0 | 2,109 | 0 | 3 | 2012-11-21T17:31:00.000 | python,node.js,heroku,cedar | Heroku Node.js + Python | 1 | 1 | 1 | 13,785,484 | 0 |
1 | 0 | I am experiencing slow crawl speeds with scrapy (around 1 page / sec).
I'm crawling a major website from aws servers so I don't think its a network issue. Cpu utilization is nowhere near 100 and if I start multiple scrapy processes crawl speed is much faster.
Scrapy seems to crawl a bunch of pages, then hangs for sever... | false | 13,505,194 | 0.379949 | 0 | 0 | 2 | Are you sure you are allowed to crawl the destination site at high speed? Many sites implement download threshold and "after a while" start responding slowly. | 0 | 4,117 | 0 | 8 | 2012-11-22T02:45:00.000 | python,http,scrapy,web-crawler | Scrapy Crawling Speed is Slow (60 pages / min) | 1 | 1 | 1 | 13,585,472 | 0 |
0 | 0 | I developed REST server. I hosted that one my virtual machine nginx server. Now i want to do bench marking by sending 10,000 concurrent request per second. So any solution for this ? | true | 13,513,103 | 1.2 | 0 | 0 | -1 | 10,000 per second? You'll need lots of machines to do this.
Write a client that can POST requests serially and then replicate it on several machines. | 1 | 2,276 | 0 | 3 | 2012-11-22T12:49:00.000 | python,testing,load-testing,performance-testing | How to send concurrent 10,000 post request using python? | 1 | 2 | 4 | 13,513,162 | 0 |
0 | 0 | I developed REST server. I hosted that one my virtual machine nginx server. Now i want to do bench marking by sending 10,000 concurrent request per second. So any solution for this ? | false | 13,513,103 | 0 | 0 | 0 | 0 | programmatically you can create threads and do a url fetch by every thread but not sure if you can create 10,000 requests. | 1 | 2,276 | 0 | 3 | 2012-11-22T12:49:00.000 | python,testing,load-testing,performance-testing | How to send concurrent 10,000 post request using python? | 1 | 2 | 4 | 13,514,261 | 0 |
0 | 0 | I'm writing a peer-to-peer program that requires the network be fully connected. However, when I test this locally and bring up about 20 nodes, some nodes successfully create a socket to other nodes, but when writing immediately after a broken pipe error occurs. This only happens when I start all nodes one right after ... | false | 13,514,805 | 0.291313 | 0 | 0 | 3 | 'Broken pipe' means you have written to a connection that has already been closed by the other end. So, you must have done that somehow. | 0 | 2,008 | 0 | 1 | 2012-11-22T14:29:00.000 | python,networking,pipe | Reason for broken pipes | 1 | 1 | 2 | 13,519,364 | 0 |
0 | 0 | I have Python 2.7.3 installed alongside Python 3.2.3 on an Ubuntu system.
I've installed urllib3 using pip and can import it from the python shell. When I open the python3 shell, I get a can't find module error when trying to import urllib3. help('modules') from within the shell also doesn't list urllib3.
Any ideas on ... | true | 13,517,991 | 1.2 | 0 | 0 | 3 | You need to install it for each version of Python you have - if pip installs it for Python 2.7, it won't be accessible from 3.2.
There doesn't seem to be a pip-3.2 script, but you can try easy_install3 urllib3. | 1 | 4,054 | 0 | 1 | 2012-11-22T18:02:00.000 | python-3.x,urllib3 | Python3 can't find urllib3 | 1 | 1 | 1 | 13,520,455 | 0 |
1 | 0 | I'm developing a media player that streams mp3 files. I'm using the python gstreamer module to play the streams.
my player is the playbin2 element
When I want to query the position (with query_position(gst.FORMAT_TIME,None)), it always returns a gst.QueryError: Query failed.
The song is definetly playing. (state is not... | false | 13,519,086 | 0.066568 | 0 | 0 | 1 | What does "you'll need to thread your own gst object" mean? And what does "wait until the query succeeds" mean?
State changes from NULL to PAUSED or PLAYING state are asynchronous. You will usually only be able to do a successful duration query once the pipeline is prerolled (so state >= PAUSED). When you get an ASYNC_... | 0 | 700 | 0 | 0 | 2012-11-22T19:38:00.000 | python,gstreamer,python-gstreamer | element playbin2 query_position always returns query failed | 1 | 3 | 3 | 13,529,688 | 0 |
1 | 0 | I'm developing a media player that streams mp3 files. I'm using the python gstreamer module to play the streams.
my player is the playbin2 element
When I want to query the position (with query_position(gst.FORMAT_TIME,None)), it always returns a gst.QueryError: Query failed.
The song is definetly playing. (state is not... | false | 13,519,086 | 0 | 0 | 0 | 0 | I found it on my own. Problem was with threading. Apparently, you'll need to thread your gst object and just wait until the query succeeds. | 0 | 700 | 0 | 0 | 2012-11-22T19:38:00.000 | python,gstreamer,python-gstreamer | element playbin2 query_position always returns query failed | 1 | 3 | 3 | 13,529,066 | 0 |
1 | 0 | I'm developing a media player that streams mp3 files. I'm using the python gstreamer module to play the streams.
my player is the playbin2 element
When I want to query the position (with query_position(gst.FORMAT_TIME,None)), it always returns a gst.QueryError: Query failed.
The song is definetly playing. (state is not... | false | 13,519,086 | 0 | 0 | 0 | 0 | From what source are you streaming? If you query the position from the playbin2 I'd say you do everything right. Can you file a bug for gstreamer, include a minimal python snippet that exposes the problem and tell from which source you stream - ideally its public. | 0 | 700 | 0 | 0 | 2012-11-22T19:38:00.000 | python,gstreamer,python-gstreamer | element playbin2 query_position always returns query failed | 1 | 3 | 3 | 13,525,709 | 0 |
0 | 0 | Can someone give me a brief idea on how to transfer large files over the internet?
I tried with sockets, but it does not work. I am not sure what the size of receiving sockets should be. I tried with 1024 bytes. I send the data from one end and keep receiving it at the other end.
Is there any other way apart from socke... | true | 13,523,789 | 1.2 | 0 | 0 | 1 | I encountered the same problem, and i solved it by chopping the file up and then sending the parts separately (load the file, send file[0:512], then send file[512:1024] and so on. Before sending the file i sent the length of the file to the receiver so the it would know when its done.
I know this probably isn't the bes... | 0 | 1,410 | 0 | 0 | 2012-11-23T05:55:00.000 | python,python-3.x | Transfer a Big File Python | 1 | 1 | 1 | 13,533,315 | 0 |
1 | 0 | I have a script where I want to check if a file exists in a bucket and if it doesn't then create one.
I tried using os.path.exists(file_path) where file_path = "/gs/testbucket", but I got a file not found error.
I know that I can use the files.listdir() API function to list all the files located at a path and then chec... | true | 13,525,482 | 1.2 | 1 | 0 | 1 | I guess there is no function to check directly if the file exists given its path.
I have created a function that uses the files.listdir() API function to list all the files in the bucket and match it against the file name that we want. It returns true if found and false if not. | 0 | 52,000 | 0 | 40 | 2012-11-23T08:39:00.000 | python,google-cloud-storage,file-exists | How to check if file exists in Google Cloud Storage? | 1 | 1 | 13 | 13,644,827 | 0 |
1 | 0 | I have deployed a web2py application on a server that is running on Apache web server.
All seems to be working fine, except for the fact that the web2py modules are not able to connect to an external website.
in web2py admin page, i get the following errors :
1. Unable to check for upgrades
2. Unable to download becau... | false | 13,544,715 | 0 | 0 | 0 | 0 | Try testing the proxy theory by ssh -D tunneling to a server outside the proxy and seeing if that works for you. | 0 | 412 | 0 | 0 | 2012-11-24T19:23:00.000 | python,linux,apache,web2py | Web2py unable to access internet [connection refused] | 1 | 1 | 1 | 13,545,399 | 0 |
1 | 0 | I am learning to make spiders and crawlers. This spidering is my passion and I am going to do that for a long time. For parsing I am thinking of using BeautifulSoup. But some people say that if I use lxml, I will have more control.
Now I don't know much. But I am ready to work hard even if using lxml is harder. But if ... | true | 13,577,922 | 1.2 | 0 | 0 | 3 | I don't really think this question makes a whole lot of sense. You need to give more explanation of what exactly your goals are. BeautifulSoup and lxml are two tools that in large part do the same things, but have different features and API philosophies and structure.
It's not a matter of "which gives you more contro... | 0 | 120 | 0 | 1 | 2012-11-27T05:28:00.000 | python,parsing,beautifulsoup,lxml | Will I have more control over my spider if I use lxml over BeautifulSoup? | 1 | 1 | 1 | 13,578,055 | 0 |
1 | 0 | I am new to Scrapy and quite confused about crawler and spider. It seems that both of them can crawl the website and parse items.
There are a Crawler class(/usr/local/lib/python2.7/dist-packages/scrapy/crawler.py) and a CrawlerSpider class(/usr/local/lib/python2.7/dist-packages/scrapy/contrib/spiders/crawl.py) in Scra... | true | 13,578,170 | 1.2 | 0 | 0 | 2 | CrawlerSpider is a sub-class of BaseSpider : This is the calls you need to extend if you want your spider to follow links according to the "Rule" list.
"Crawler" is the main crawler sub-classed by CrawlerProcess.
You will have to sub-class CrawlerSpider in you spider but I don't think you will have to touch Crawler. | 0 | 1,470 | 0 | 3 | 2012-11-27T05:55:00.000 | python,scrapy | differences between scrapy.crawler and scrapy.spider? | 1 | 1 | 1 | 13,584,851 | 0 |
0 | 0 | I hope this doesn't cross into superuser territory.
So I have an embedded linux, where system processes are naturally quite stripped. I'm not quite sure which system process monitors to physical layer and starts a dhcp client when network cable is plugged in, but i made one myself.
¨
The problem is, that if i have a p... | false | 13,606,584 | 0 | 0 | 0 | 0 | After alot more research, the glibc problem jedwards suggested, seemed to be the problem. I did not find a solution, but made workaround for my usecase.
Considering I only use one URL, I added my own "resolv.file" .
A small daemon gets the IP address of the URL when PHY reports cable connected. This IP is saved to "m... | 0 | 772 | 1 | 1 | 2012-11-28T13:47:00.000 | python,networking,httplib | Python not getting IP if cable connected after script has started | 1 | 1 | 3 | 13,643,155 | 0 |
1 | 0 | I have a crawler that automates the login and crawling for a website, but since the login was changed it is not working anymore.
I am wondering, can I feed the browser cookie (aka, I manually log-in) to my HTTP request? Is there anything particularly wrong in principle that wouldn't make this work? How do I find the b... | true | 13,628,190 | 1.2 | 0 | 0 | 0 | When you send the login information (and usually in response to many other requests) the server will set some cookies to the client, you must keep track of them and send them back to the server for each subsequent request.
A full implementation would also keep track of the time they are supposed to be stored. | 0 | 925 | 0 | 0 | 2012-11-29T14:42:00.000 | java,python,cookies,http-headers,httpwebrequest | How to use browser cookies programmatically | 1 | 1 | 1 | 13,628,291 | 0 |
0 | 0 | I need a way to programmatically create Twitter Applications/API keys. I could make something on my own, but does anyone know of a pre-made solution? | false | 13,652,514 | 0.291313 | 1 | 0 | 3 | Assuming you're referring to the consumer key and consumer secret, you're not supposed to be able to create those programmatically. That's why you have to sign in to a web page with a CAPTCHA in order to create one. | 0 | 1,280 | 0 | 0 | 2012-11-30T20:16:00.000 | php,python,twitter,twitter-oauth | Is there an unofficial API for creating Twitter applications/api keys? | 1 | 2 | 2 | 13,652,765 | 0 |
0 | 0 | I need a way to programmatically create Twitter Applications/API keys. I could make something on my own, but does anyone know of a pre-made solution? | false | 13,652,514 | 0 | 1 | 0 | 0 | Not sure what you mean, but there are plenty of libraries that abstracts twitter API (https://dev.twitter.com/docs/twitter-libraries) | 0 | 1,280 | 0 | 0 | 2012-11-30T20:16:00.000 | php,python,twitter,twitter-oauth | Is there an unofficial API for creating Twitter applications/api keys? | 1 | 2 | 2 | 13,652,757 | 0 |
0 | 0 | Assume I'm using a Chrome extension that gives me a nice summary of content on a webpage. Rather than writing my own program to mimic the services of the extension, I'd like to create a script that then uses the summary information that the extension generates, capturing it in a variable that I can manipulate.
Is this ... | false | 13,653,605 | 0 | 0 | 0 | 0 | Well you will have to locate where it stores the summary information you want. Is it in RAM temporarily or is it persistant across reboots and the sort? What kind of information? If the information is stored temporarily, like per session, it could make what you wish to accomplish a little more difficult. If the summary... | 0 | 128 | 0 | 0 | 2012-11-30T21:41:00.000 | python,shell,unix,google-chrome-extension | How can I access the content of a Chrome extension from outside the browser - e.g. I'd the content to be use in a script I'm writing? | 1 | 1 | 1 | 13,653,956 | 0 |
1 | 0 | How can I add preferences to the browser so it launches without javascript? | false | 13,655,486 | 0 | 0 | 0 | 0 | You can disable javascript directly from the browser. Steps:
Type About:config in url
Click I'll be careful, I promise
Search for javascript.enabled
Right click -> Toggle
Value = false | 0 | 5,735 | 0 | 3 | 2012-12-01T01:35:00.000 | python | How can I disable javascript in firefox with selenium? | 1 | 1 | 2 | 29,955,598 | 0 |
1 | 0 | Novice to programming. I have most of my experience in python. I am comparind this to C#. I have created small web apps using Web2py, and have read 'learn python the hard way'. I have limited to no C# experience besides setting up and playing in VS.
My end goal is to be able to develop web apps (So far I do like web2p... | false | 13,672,346 | 0.197375 | 0 | 0 | 1 | Selenium is a pretty good library for automation if you want to scrape information off of javascript enabled pages. It has bindings for a number of languages. If you only want basic scraping though, I would go with Mechanize; no need to open a browser. | 0 | 155 | 0 | 2 | 2012-12-02T18:28:00.000 | c#,asp.net,python,web2py,browser-automation | Advice on which language to persue for browser automation & scraping | 1 | 1 | 1 | 13,672,402 | 0 |
0 | 0 | There is a webpage that my browser can access, but urllib2.urlopen() (Python) and wget both return HTTP 403 (Forbidden). Is there a way to figure out what happened?
I am using the most primitive form, like urllib2.urlopen("http://test.com/test.php"), using the same url (http://test.com/test.php) for both the browser ... | false | 13,677,625 | 0.197375 | 0 | 0 | 2 | The Python library urllib has a default user-agent string that includes the word Python in it and wget uses "wget/VERSION". If the site you are cionnectiing checks the user-agent info, it will probably reject these two. Google, for instance, will do so.
It's easy enough to fix.. for wget, use the -U parameter and for ... | 0 | 2,333 | 0 | 1 | 2012-12-03T05:24:00.000 | python,http-headers,httprequest,urllib2,http-status-code-403 | urllib2 and wget returns HTTP 403 (forbidden), while browser returns OK | 1 | 1 | 2 | 13,685,106 | 0 |
1 | 0 | I'm using beatbox API to update/insert data in to salesforce opportunity object.
upsert() throws INVALID FIELD error when I pass Id as externalIDFieldName. Currently I'm using another unique external Id and it's working fine but I want to use the salesforce Id.
Please shed some light on what I'm missing. | true | 13,695,322 | 1.2 | 0 | 0 | 3 | If you already know the salesforce Id of the record, just call update instead. | 0 | 565 | 0 | 0 | 2012-12-04T02:48:00.000 | python,api,salesforce | upsert throws error when I pass Id as externalIdFieldName in Beatbox API while contacting Salesforce | 1 | 1 | 2 | 13,695,617 | 0 |
0 | 0 | How can I send one XMPP message to all connected clients/resources using a Python libraries for example:
xmpppy, jabber.py, jabberbot. Any other commandline solution is well.
So far I've only been able to send an echo or a single message to only one client.
The purpose is to send a message to all resources/clients con... | false | 13,734,601 | 0.099668 | 0 | 0 | 1 | I cannot give you a specific python example, but I explain how the logic works.
When you send a message to a bare Jid then it depends on the server software or configuration how its routed. Some servers send the message to the "most available resource", and some servers send it to all resources. E.g. Google Talk sends ... | 0 | 1,722 | 0 | 1 | 2012-12-05T23:44:00.000 | python,xmpp,message | Send an xmpp message to all connected clients/resources | 1 | 1 | 2 | 13,739,615 | 0 |
0 | 0 | The situation:
I have a python script to connect/send signals to serial connected arduino's. I wanted to know the best way to implement a web server, so that i can query the status of the arduinos. I want that both the "web server" part and serial connection runs on the same script. Is it possible, or do i have to brea... | false | 13,751,271 | 0 | 1 | 0 | 0 | Have WAMP server. It is the easiest and quickest way. The web server will support php, python , http etc.
If you are using Linux , the easiest tool for serial communication is php.
But in windows php cannot read data from serial communication. Hence use python / perl etc.
Thanks | 0 | 544 | 1 | 1 | 2012-12-06T19:43:00.000 | python,arduino,interprocess,python-multithreading | python daemon + interprocess communication + web server | 1 | 2 | 2 | 16,685,053 | 0 |
0 | 0 | The situation:
I have a python script to connect/send signals to serial connected arduino's. I wanted to know the best way to implement a web server, so that i can query the status of the arduinos. I want that both the "web server" part and serial connection runs on the same script. Is it possible, or do i have to brea... | true | 13,751,271 | 1.2 | 1 | 0 | 0 | For those wondering what I have opted for; I have decoupled the two part:
The Arduino daemon
I am using Python with a micro web framework called [Bottle][1] which handles the API calls and I have used PySerial to communicate with the Arduino's.
The web server
The canonical Apache and PHP; are used to make API calls to... | 0 | 544 | 1 | 1 | 2012-12-06T19:43:00.000 | python,arduino,interprocess,python-multithreading | python daemon + interprocess communication + web server | 1 | 2 | 2 | 16,689,821 | 0 |
0 | 0 | I use Python 3.2. I have an API which uses SOAP. I need to perform a number of SOAP calls to modify some objects in a database. I'm trying to install a SOAP library which would work with Python 3.2 (or 2.7 if that's what it takes) in order to do my task.
If someone could give me some guidance how to go through with wha... | false | 13,760,852 | 0 | 0 | 0 | 0 | Open your command prompt (If python already installed and you have set python path in environment variable) then
c:> pip install zeep
c:> pip install lxml==3.7.3 zeep
c:> pip install zeep[xmlsec]
c:> pip install zeep[async]
Now you are ready to create SOAP call using python
1. c:/> Python
2. >>> from zeep import Clien... | 0 | 1,697 | 0 | 1 | 2012-12-07T10:04:00.000 | python,soap,windows-7 | How to make SOAP calls in Python on Windows? | 1 | 1 | 1 | 45,009,606 | 0 |
0 | 0 | I am currently a student and next semester I am taking a network programming course in python. I need to propose a network project on which I'll work during the semester before it starts. I wanted to ask if anybody knows any good sources of the project for my topic. I can include anything related to networking and secu... | true | 13,779,114 | 1.2 | 0 | 0 | 1 | I think this might be off-topic for StackOverflow; however, you can consider implementing a simple online chat room.
The main advantage of this topic is that it's as probably as simple as you can get to demonstrate application of core concepts in networking and security.
You'll be able to do a bit of architecture as we... | 1 | 814 | 0 | 1 | 2012-12-08T15:57:00.000 | python,networking | Python network programming project sources | 1 | 1 | 1 | 13,779,203 | 0 |
1 | 0 | Is there a way to capture visible webpage content or text as if copying from a browser display to parse later (maybe using regular expression etc)? I don't mean to clean the html tags, javascript, etc and only show leftover text. I would like to copy all visible text, since some style elements may hide some of the htm... | false | 13,785,630 | 0.379949 | 0 | 0 | 2 | Sure. Use Selenium and just loop through all visible, displayable elements. | 0 | 781 | 0 | 0 | 2012-12-09T07:48:00.000 | python,selenium,screen-scraping,web-scraping,screenshot | Capture Visible Webpage Content (or text) as if Copying from Browser | 1 | 1 | 1 | 13,787,570 | 0 |
1 | 0 | I have a written an app, with python acting as a simple web server (I am using bottle framework for this) and an HTML + JS client. The whole thing runs locally. The web page acts as GUI in this case.
In my code I have implemented a file browser interface so I can access local file structure from JavaScript.
The server ... | true | 13,788,172 | 1.2 | 0 | 0 | 1 | The most direct way to protect against this attack is to just have a long complex secret key being required for every request. Just make your local code authenticate itself before processing the request. This is essentially how web services on the Internet are protected.
You might also want to consider having inter pro... | 0 | 320 | 0 | 2 | 2012-12-09T14:14:00.000 | javascript,python,ajax,localhost | Secure localhost JavaScript ajax requests | 1 | 1 | 1 | 13,788,959 | 0 |
0 | 0 | I'm writing some scripts for our sales people to query an index with elastic search through python. (Eventually the script will update lead info in our Salesforce DB.)
I have been using the urllib2 module, with simplejson, to pull results. The problem is that this seems to be a not-so-good approach, evidenced by script... | false | 13,823,554 | 0 | 0 | 0 | 0 | It sounds like you have an issue unrelated to the client. If you can pare down what's being sent to ES and represent it in a simple curl command it will make what's actually running slowly more apparent. I suspect we just need to tweak your query to make sure it's optimal for your context. | 0 | 748 | 0 | 4 | 2012-12-11T15:52:00.000 | python,elasticsearch | Elastic search client for Python: advice? | 1 | 2 | 2 | 14,884,970 | 0 |
0 | 0 | I'm writing some scripts for our sales people to query an index with elastic search through python. (Eventually the script will update lead info in our Salesforce DB.)
I have been using the urllib2 module, with simplejson, to pull results. The problem is that this seems to be a not-so-good approach, evidenced by script... | true | 13,823,554 | 1.2 | 0 | 0 | 2 | We use pyes. And its pretty neat. You can there go with the thrift protocol which is faster then the rest service. | 0 | 748 | 0 | 4 | 2012-12-11T15:52:00.000 | python,elasticsearch | Elastic search client for Python: advice? | 1 | 2 | 2 | 14,870,170 | 0 |
0 | 0 | I am writing my own function for parsing XML text into objects which is can manipulate and render back into XML text. To handle the nesting, I am allowing XML objects to contain other XML objects as elements.
Since I am automatically generating these XML objects, my plan is to just enter them as elements of a dict as ... | false | 13,845,981 | 0.066568 | 0 | 0 | 1 | Since dictionaries can have keys of multiple types, and you are using names (strings only) as one key and numbers (integers only) as another, you can simply make two separate entries point to the same object - one for the number, and one for the string.
dict[0] = dict['key'] = object1 | 1 | 174 | 0 | 0 | 2012-12-12T18:10:00.000 | python,dictionary | Is it possible to use multiple keys for a single element in a dict? | 1 | 1 | 3 | 13,846,048 | 0 |
0 | 0 | I wrote a python app which transfers files via sockets to a server. It always works, but my question is: is that a good way to transfer files from desktop client to server via sockets? How, for example, do Google Drive or Dropbox desktop clients syncronize files (as I know for already existent files GD client sends onl... | false | 13,855,390 | 0.099668 | 0 | 0 | 1 | You may consider packaging the file into a torrent, and transferring it that way. Torrents have LOTS of error recovery. Many large companies, for example, Blizzard, use torrents to deliver content to their users.
You'll still need a way to transfer the torrent info of course
See python package libtorrent and the server... | 0 | 1,435 | 0 | 1 | 2012-12-13T07:56:00.000 | python,sockets,python-2.7,sync,dropbox | Python file transfer | 1 | 1 | 2 | 30,990,211 | 0 |
1 | 0 | I want to parse html code in python and tried beautiful soup and pyquery already. The problem is that those parsers modify original code e.g insert some tag or etc. Is there any parser out there that do not change the code?
I tried HTMLParser but no success! :(
It doesn't modify the code and just tells me where tags a... | true | 13,859,124 | 1.2 | 0 | 0 | 0 | No, to this moment there is no such HTML parser and every parser has it's own limitations. | 0 | 273 | 0 | 1 | 2012-12-13T11:44:00.000 | python,html,parsing | python html parser which doesn't modify actual markup? | 1 | 1 | 3 | 18,350,504 | 0 |
1 | 0 | I'm building a file hosting app that will store all client files within a folder on an S3 bucket. I then want to track the amount of usage on S3 recursively per top folder to charge back the cost of storage and bandwidth to each corresponding client.
Front-end is django but the solution can be python for obvious reaso... | false | 13,873,119 | 0 | 0 | 1 | 0 | No its not possible to create a bucket for each user as Amazon allows only 100 buckets per account. So unless you are sure not to have more than 100 users, it will be a very bad idea.
The ideal solution will be to remember each user's storage in you Django app itself in database. I guess you would be using S3 boto libr... | 0 | 818 | 0 | 0 | 2012-12-14T05:20:00.000 | python,django,amazon-s3 | How can I track s3 bucket folder usage with python? | 1 | 1 | 2 | 13,892,252 | 0 |
1 | 0 | I have a use case where I need to fill the form in a website but don't have access to API. Currently we are using webdriver along with browser but it gets very heavy and not fool proof as the process is asynchronous. Is there any way I can do it without browser and also make the process synchronous by closely monitorin... | false | 13,873,719 | 0.462117 | 0 | 0 | 5 | Use Htmlunitdriver.For making it fail proof You would have to make some changes accordingly.But It will work without browser. | 0 | 811 | 0 | 3 | 2012-12-14T06:23:00.000 | python,selenium,scrapy,selenium-webdriver,phantomjs | Navigation utility without browser, light weight and fail-proof | 1 | 1 | 2 | 13,873,743 | 0 |
0 | 0 | am trying to find a way to detect if a given URL has an RSS feed or not. Any suggestions? | false | 13,892,113 | 1 | 0 | 0 | 6 | Each RSS have some format.
See what Content-Type the server returns for the given URL. However, this may not be specific and a server may not necessarily return the correct header.
Try to parse the content of the URL as RSS and see if it is successful - this is likely the only definitive proof that a given URL is a RS... | 0 | 812 | 0 | 0 | 2012-12-15T12:20:00.000 | python,rss | given a URL in python, how can i check if URL has RSS feed? | 1 | 1 | 1 | 13,892,148 | 0 |
0 | 0 | I wan't to generate a WSDL file for my REST web service. I also need to parse it in Python. How can I do this? | true | 13,909,225 | 1.2 | 0 | 0 | 3 | Errr?
WSDL usually refers to SOAP which to my knowledge encapsulates the actual remote call protocol inside it's own protocol and just happens to use HTTP as a transport
REST refers to (usually) to using HTTP methods appropriately e.g. DELETE /frobnication/1 would delete it PUT /frobnication/1 would completely replace ... | 0 | 800 | 0 | 1 | 2012-12-17T06:17:00.000 | python,rest,python-2.7 | How do I generate a WSDL file for my REST client? | 1 | 1 | 2 | 13,923,221 | 0 |
0 | 0 | Just the title, what the difference between them?
In python, socket.gethostbyname(socket.gethostname()) and socket.gethostbyname(socket.getfqdn()) return different results on my computer. | true | 13,931,924 | 1.2 | 0 | 0 | 7 | From documentation,
socket.gethostname returns a string containing the hostname of the machine where the Python interpreter is currently executing.
socket.getfqdn returns a fully qualified domain name if it's available or gethostname otherwise.
Fully qualified domain name is a domain name that specifies its exact lo... | 0 | 10,295 | 0 | 8 | 2012-12-18T11:26:00.000 | python,sockets | what's the difference between gethostname and getfqdn? | 1 | 3 | 3 | 13,932,042 | 0 |
0 | 0 | Just the title, what the difference between them?
In python, socket.gethostbyname(socket.gethostname()) and socket.gethostbyname(socket.getfqdn()) return different results on my computer. | false | 13,931,924 | 0 | 0 | 0 | 0 | The hostname is not the fully qualified domain name, hence why they return different results.
getfqdn() will return the fully qualified domain name while gethostname() will return the hostname. | 0 | 10,295 | 0 | 8 | 2012-12-18T11:26:00.000 | python,sockets | what's the difference between gethostname and getfqdn? | 1 | 3 | 3 | 13,931,968 | 0 |
0 | 0 | Just the title, what the difference between them?
In python, socket.gethostbyname(socket.gethostname()) and socket.gethostbyname(socket.getfqdn()) return different results on my computer. | false | 13,931,924 | 0.26052 | 0 | 0 | 4 | Note that the selected reply above is quite confusing.
YES socket.getfqdn WILL return a full-qualified hostname. But if it's going to be 'localhost.localdomain' you probably actually want socket.gethostname instead so that you get something that is somewhat useable.
The difference is that one reads from /etc/hostname a... | 0 | 10,295 | 0 | 8 | 2012-12-18T11:26:00.000 | python,sockets | what's the difference between gethostname and getfqdn? | 1 | 3 | 3 | 43,330,159 | 0 |
0 | 0 | I am trying to find a way to rename (change email address aka group id) a google group via api. Using the python client libraries and the provisioning api i am able to modify the group name and description, and I have used the group settings api to modify a group's settings. Is there a way to change the email address... | false | 13,937,326 | 0.197375 | 1 | 0 | 1 | There is no group rename function for groups as there is for users. With the Group Settings and Provisioning APIs though, you can capture much of the group specifics and migrate that over to a new group. You would lose:
-Group Archive
-Managers (show only as members)
-Email Delivery (Immediate, Digest, No-Delivery, etc... | 0 | 923 | 0 | 1 | 2012-12-18T16:28:00.000 | gdata-api,google-api-client,google-api-python-client,google-provisioning-api | Is it possible to change email address of a Google group via API? | 1 | 1 | 1 | 13,938,196 | 0 |
0 | 0 | I wonder how to update fast numbers on a website.
I have a machine that generates a lot of output, and I need to show it on line. However my problem is the update frequency is high, and therefore I am not sure how to handle it.
It would be nice to show the last N numbers, say ten. The numbers are updated at 30Hz. That ... | false | 13,938,903 | 0.132549 | 1 | 0 | 2 | a) WebSockets in conjuction with ajax to update only parts of the site would work, disadvantage: the clients infrastructure (proxies) must support those (which is currently not the case 99% of time).
b) With existing infrastructure the approach is Long Polling. You make an XmlHttpRequest using javascript. In case no da... | 0 | 114 | 0 | 2 | 2012-12-18T18:07:00.000 | c#,python,asp.net,web-services,perl | Rapid number updates on a website | 1 | 1 | 3 | 13,939,065 | 0 |
1 | 0 | We have a suite of selenium tests that on setup and teardown open and close the browser to start a new test.
This approach takes a long time for tests to run as the opening and closing is slow. Is there any way to open the browser once in the constructor then reste on setup and cleanup on teardown, then on the deconstr... | false | 13,957,413 | 0.761594 | 1 | 0 | 5 | You can use class or module level setup and teardown methods instead of test level setup and teardown. Be careful with this though, as if you don't reset your test environment explicitly in each test, you have to handle cleaning everything out (cookies, history, etc) manually, and recovering the browser if it has cras... | 0 | 601 | 0 | 1 | 2012-12-19T17:02:00.000 | python,selenium | Selenium test suite only open browser once | 1 | 1 | 1 | 13,957,461 | 0 |
1 | 0 | I'm wondering what the pros and cons are of using Selenium Webdriver with the python bindings versus Java. So far, it seems like going the java route has much better documentation. Other than that, it seems down to which language you prefer, but perhaps I'm missing something.
Thanks for any input! | false | 13,960,897 | 0.158649 | 0 | 0 | 4 | "If you're running selenium tests against a Java application, then it makes sense to drive your tests with Java." This is untrue. It makes no difference what the web application is written in.
Personally I prefer python because it's equally as powerful as other languages, such as Java, and far less verbose making c... | 0 | 12,904 | 0 | 6 | 2012-12-19T20:47:00.000 | java,python,selenium,webdriver | Selenium Webdriver with Java vs. Python | 1 | 5 | 5 | 35,039,909 | 0 |
1 | 0 | I'm wondering what the pros and cons are of using Selenium Webdriver with the python bindings versus Java. So far, it seems like going the java route has much better documentation. Other than that, it seems down to which language you prefer, but perhaps I'm missing something.
Thanks for any input! | false | 13,960,897 | 0 | 0 | 0 | 0 | It really does not matter. Even the Documentation. Selenium lib is not big at all.
Moreover, if you are good in development, you'll wrap selenium in your own code, and will never use driver.find(By.whatever(description)). Also you'd use some standards and By.whatever will become By.xpath only.
Personally, I prefer pyth... | 0 | 12,904 | 0 | 6 | 2012-12-19T20:47:00.000 | java,python,selenium,webdriver | Selenium Webdriver with Java vs. Python | 1 | 5 | 5 | 13,992,922 | 0 |
1 | 0 | I'm wondering what the pros and cons are of using Selenium Webdriver with the python bindings versus Java. So far, it seems like going the java route has much better documentation. Other than that, it seems down to which language you prefer, but perhaps I'm missing something.
Thanks for any input! | false | 13,960,897 | 0 | 0 | 0 | 0 | For me it's just a language preference. There are bindings for other languages, but I believe they communicate with Webdriver via some sort of socket interface. | 0 | 12,904 | 0 | 6 | 2012-12-19T20:47:00.000 | java,python,selenium,webdriver | Selenium Webdriver with Java vs. Python | 1 | 5 | 5 | 13,961,695 | 0 |
1 | 0 | I'm wondering what the pros and cons are of using Selenium Webdriver with the python bindings versus Java. So far, it seems like going the java route has much better documentation. Other than that, it seems down to which language you prefer, but perhaps I'm missing something.
Thanks for any input! | false | 13,960,897 | 0.039979 | 0 | 0 | 1 | You've got it spot on, there are ton load of documents for Java. All the new feature implementations are mostly explained with Java. Even stackoverflow has a pretty strong community for java + selenium. | 0 | 12,904 | 0 | 6 | 2012-12-19T20:47:00.000 | java,python,selenium,webdriver | Selenium Webdriver with Java vs. Python | 1 | 5 | 5 | 13,961,645 | 0 |
1 | 0 | I'm wondering what the pros and cons are of using Selenium Webdriver with the python bindings versus Java. So far, it seems like going the java route has much better documentation. Other than that, it seems down to which language you prefer, but perhaps I'm missing something.
Thanks for any input! | true | 13,960,897 | 1.2 | 0 | 0 | 2 | Generally speaking, the Java selenium web driver is better documented. When I'm searching for help with a particular issue, I'm much more likely to find a Java discussion of my problem than a Python discussion.
Another thing to consider is, what language does the rest of your code base use? If you're running selenium... | 0 | 12,904 | 0 | 6 | 2012-12-19T20:47:00.000 | java,python,selenium,webdriver | Selenium Webdriver with Java vs. Python | 1 | 5 | 5 | 13,961,711 | 0 |
1 | 0 | So I have been trying to figure our how to use BeautifulSoup and did a quick search and found lxml can parse the xpath of an html page. I would LOVE if I could do that but the tutorial isnt that intuitive.
I know how to use Firebug to grab the xpath and was curious if anyone has use lxml and can explain how I can use i... | false | 13,965,403 | 0 | 0 | 0 | 0 | I prefer to use lxml. Because the efficiency of lxml is more higher than selenium for large elements extraction. You can use selenium to get source of webpages and parse the source with lxml's xpath instead of the native find_elements_with_xpath in selenium. | 0 | 1,853 | 0 | 1 | 2012-12-20T04:37:00.000 | python,parsing,selenium,lxml,xpath | Can I parse xpath using python, selenium and lxml? | 1 | 1 | 2 | 40,276,743 | 0 |
1 | 0 | I am trying to crawl a forum website with scrapy.
The crawler works fine if I have
CONCURRENT_REQUESTS = 1
But if I increase that number then I get this error
2012-12-21 05:04:36+0800 [working] DEBUG: Retrying http://www.example.com/profile.php?id=1580> (failed 1 times): 503
Service Unavailable
I want to know if th... | true | 13,965,684 | 1.2 | 0 | 0 | 8 | HTTP status code 503, "Service Unavailable", means that (for some reason) the server wasn't able to process your request. It's usually a transient error. I you want to know if you have been blocked, just try again in a little while and see what happens.
It could also mean that you're fetching pages too quickly. The fix... | 0 | 14,588 | 0 | 5 | 2012-12-20T05:09:00.000 | python,scrapy | Getting service unavailable error in scrapy crawling | 1 | 1 | 2 | 13,967,095 | 0 |
1 | 0 | is there some way of detecting using javascript that a user has switched to a different tab in the same browser window.
Additionally is there a way to detect a user has switched to a different window than the browser?
thank you | true | 13,989,737 | 1.2 | 0 | 0 | 2 | Trap the window.onblur event.
It's raised whenever the current window (or tab) loses focus. | 0 | 3,555 | 0 | 6 | 2012-12-21T11:56:00.000 | javascript,browser,python-idle | Detect change of browser tabs with javascript | 1 | 2 | 3 | 13,989,768 | 0 |
1 | 0 | is there some way of detecting using javascript that a user has switched to a different tab in the same browser window.
Additionally is there a way to detect a user has switched to a different window than the browser?
thank you | false | 13,989,737 | 0.066568 | 0 | 0 | 1 | Most probably there is no standards javascript for this. Some browsers might support it but normally there is only a window.onblur event to find out the user has gone away from the current window. | 0 | 3,555 | 0 | 6 | 2012-12-21T11:56:00.000 | javascript,browser,python-idle | Detect change of browser tabs with javascript | 1 | 2 | 3 | 13,989,766 | 0 |
0 | 0 | Using Twitter Streaming API getting tweets from a specific query.
However some tweets came with different codification (there are boxes instead of words).
Is there any way to fix it? | false | 13,991,387 | 0.197375 | 1 | 0 | 1 | Use a different font, or a better method of displaying those.
All tweets in the streaming API are encoded with the same codec (JSON data is fully unicode aware), but not all characters can be displayed by all fonts. | 0 | 228 | 0 | 0 | 2012-12-21T13:51:00.000 | python,twitter | Tweets from Twitter Streaming API | 1 | 1 | 1 | 13,991,409 | 0 |
0 | 0 | I am trying to build a chat server that handles multiple clients. I am trying to handle each connected client on a new thread. The problem is that I am really confused on how to forward the message received from a client to the intended receiver. I mean client-1 to client-5. I am very new to socket programming. So any ... | true | 14,008,339 | 1.2 | 0 | 0 | 1 | Here's a pseudo-design for your server. I'll speak in programming language agnostic terms.
Have a "global hash table" that maps "client id numbers" to the corresponding "socket" (and any other client data). Any access to this hash table is guarded with a mutex.
Every time you accept a new connection, spin up a thread... | 1 | 1,730 | 0 | 0 | 2012-12-23T03:19:00.000 | python,multithreading,sockets,client-server | Python: multiple client threaded chat server | 1 | 1 | 1 | 14,010,119 | 0 |
0 | 0 | In Python how can I download a bunch of files quickly? urllib.urlretrieve() is very slow, and I'm not very sure how to go about this.
I have a list of 15-20 files to download, and it takes forever just to download one. Each file is about 2-4 mb.
I have never done this before, and I'm not really sure where I should sta... | true | 14,014,498 | 1.2 | 0 | 0 | 1 | urllib.urlretrieve() is very slow
Really? If you've got 15-20 files of 2-4mb each, then I'd just line 'em up and download 'em. The bottle neck is going to be the bandwith for your server and yourself. So IMHO, hardly worth threading or trying anything clever in this case... | 1 | 6,891 | 0 | 2 | 2012-12-23T20:33:00.000 | python,multithreading,python-2.7,download,urllib | Python: Download multiple files quickly | 1 | 1 | 4 | 14,014,516 | 0 |
0 | 0 | One of Python's features is the pickle function, that allows you to store any arbitrary anything, and restore it exactly to its original form. One common usage is to take a fully instantiated object and pickle it for later use. In my case I have an AMQP Message object that is not serializable and I want to be able to s... | true | 14,100,093 | 1.2 | 0 | 0 | 3 | As far as I am aware, there isn't an equivalent to pickle in JavaScript (or in the standard node libraries). | 1 | 6,428 | 0 | 15 | 2012-12-31T09:54:00.000 | python,node.js,amqp | What would be the equivalent of Pythons "pickle" in nodejs | 1 | 1 | 3 | 14,100,129 | 0 |
0 | 0 | I've spent a few days on and off trying to get some hard statistics on what kind of performance you can expect from using the HTTPServer and/or TCPServer built-in libraries in Python.
I was wondering if anyone can give me any idea's as to how either/or would handle serving HTTP requests and if they would be able to hol... | false | 14,111,460 | 0.379949 | 0 | 0 | 4 | Neither of those built-in libraries was meant for serious production use. Get real implementations, for example, from Twisted, or Tornado, or gunicorn, etc, etc, there are lots of them. There's no need to stick with the standard library modules.
The performance, and probably the robustness of the built-in libraries i... | 0 | 2,663 | 1 | 4 | 2013-01-01T14:58:00.000 | python,performance,tcpserver,httpserver | Performance of Python HTTPServer and TCPServer | 1 | 1 | 2 | 14,111,484 | 0 |
0 | 0 | I am using hosted exchange Microsoft Office 365 email and I have a Python script that sends email with smtplib. It is working very well. But there is one issue, how can I get the emails to show up in my Outlook Sent Items? | false | 14,153,954 | 0.379949 | 1 | 0 | 2 | You can send a copy of that email to yourself, with some header that tag the email was sent by yourself, then get another script (using IMAP library maybe) to move the email to the Outlook Sent folder | 0 | 1,550 | 0 | 4 | 2013-01-04T08:57:00.000 | python,outlook,smtplib | How can I see emails sent with Python's smtplib in my Outlook Sent Items folder? | 1 | 1 | 1 | 14,154,176 | 0 |
0 | 0 | Using the Selenium Python bindings, is it possible to start the RemoteWebDriver server separately from creating a webdriver.Remote instance? The point of doing this would be to save time spent repeatedly starting and stopping the server when all I really need is a new instance of the client. (This is possible with Chr... | true | 14,160,679 | 1.2 | 0 | 0 | 1 | the server is started independently. creating an instance of webdriver.Remote does not start the server. | 0 | 205 | 0 | 0 | 2013-01-04T16:11:00.000 | python,selenium,webdriver | Start `RemoteWebDriver` server separately from creating a `webdriver.Remote` instance? | 1 | 1 | 1 | 14,161,598 | 0 |
0 | 0 | Are there problems with sharing a single instance of RemoteWebDriver between multiple test cases? If not, what's the best practice place to create the instance? I'm working with Python, so I think my options are module level setup, test case class setup, test case instance setup (any others?) | true | 14,161,479 | 1.2 | 1 | 0 | 1 | Sharing a single RemoteWebDriver can be dangerous, since your tests are no longer independently self-contained. You have to be careful about cleaning up browser state and the like, and recovering from browser crashes in the event a previous test has crashed the browser. You'll also probably have more problems if you ... | 0 | 249 | 0 | 0 | 2013-01-04T17:03:00.000 | python,selenium,testcase | Share single instance of selenium RemoteWebDriver between multiple test cases | 1 | 1 | 1 | 14,161,887 | 0 |
0 | 0 | My internet connection has an issue. Around 50% of times, web pages don't load because of DNS look up failing. Just reloading page works, and I am able to browse like that.
However, I am also using REST api service for my project. When I run the program, it keeps on calling this webservice repeatedly, hundreds of times... | true | 14,163,949 | 1.2 | 0 | 0 | 1 | You could try setting up your application or operating system to use a known good DNS server like 8.8.8.8
EDIT: You can also bypass the DNS by adding the host name and IP address of the REST service to yor hosts file. | 0 | 524 | 0 | 0 | 2013-01-04T19:52:00.000 | http,rest,python-2.7,keep-alive,python-requests | Using Keep Alive in Requests module - Python 2.7 | 1 | 1 | 1 | 14,171,479 | 0 |
1 | 0 | Given a bucket with publicly accessible contents, how can I get a listing of all those publicly accessible contents? I know boto can do this, but boto requires AWS credentials. Also, boto doesn't work in Python3, which is what I'm working with. | false | 14,177,436 | 0 | 0 | 0 | 0 | Using AWS CLI,
aws s3 ls s3://*bucketname* --region *bucket-region* --no-sign-request | 0 | 1,214 | 0 | 3 | 2013-01-05T23:11:00.000 | python-3.x,amazon-web-services,amazon-s3 | Get publicly accessible contents of S3 bucket without AWS credentials | 1 | 2 | 2 | 70,791,596 | 0 |
1 | 0 | Given a bucket with publicly accessible contents, how can I get a listing of all those publicly accessible contents? I know boto can do this, but boto requires AWS credentials. Also, boto doesn't work in Python3, which is what I'm working with. | false | 14,177,436 | 0.379949 | 0 | 0 | 4 | If the bucket's permissions allow Everyone to list it, you can just do a simple HTTP GET request to http://s3.amazonaws.com/bucketname with no credentials. The response will be XML with everything in it, whether those objects are accessible by Everyone or not. I don't know if boto has an option to make this request wit... | 0 | 1,214 | 0 | 3 | 2013-01-05T23:11:00.000 | python-3.x,amazon-web-services,amazon-s3 | Get publicly accessible contents of S3 bucket without AWS credentials | 1 | 2 | 2 | 14,199,730 | 0 |
0 | 0 | Can I have any highlight kind of things using Python 2.7? Say when my script clicking on the submit button,feeding data into the text field or selecting values from the drop-down field, just to highlight on that element to make sure to the script runner that his/her script doing what he/she wants.
EDIT
I am using selen... | false | 14,241,239 | 0.099668 | 0 | 0 | 1 | [NOTE: I'm leaving this answer for historical purposes but readers should note that the original question has changed from concerning itself with Python to concerning itself with Selenium]
Assuming you're talking about a browser based application being served from a Python back-end server (and it's just a guess since t... | 0 | 909 | 0 | 1 | 2013-01-09T16:01:00.000 | python,html,selenium-webdriver,highlighting | Can selenium be used to highlight sections of a web page? | 1 | 2 | 2 | 14,241,317 | 0 |
0 | 0 | Can I have any highlight kind of things using Python 2.7? Say when my script clicking on the submit button,feeding data into the text field or selecting values from the drop-down field, just to highlight on that element to make sure to the script runner that his/her script doing what he/she wants.
EDIT
I am using selen... | false | 14,241,239 | 0.291313 | 0 | 0 | 3 | This is something you need to do with javascript, not python. | 0 | 909 | 0 | 1 | 2013-01-09T16:01:00.000 | python,html,selenium-webdriver,highlighting | Can selenium be used to highlight sections of a web page? | 1 | 2 | 2 | 14,241,261 | 0 |
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