How to upload files using Python's requests library?

I'm using Python's requests library to perform a simple task, uploading a file. I've searched on StackOverflow and no one seems to be having the same problem, where the file is not being received by the server: importrequestsurl='http://nesssi.cacr.caltech.edu/cgi-bin/getmulticonedb_release2.cgi/pos...

P粉071559609 2023-08-16 18:44:37 0 2 260

The page cannot be loaded. Cross-origin requests are restricted. How to fix it?

Web page review element tip: Failed to load file:///………………dologin.php: Cross origin requests are only supported for protocol schemes: http, data,……

远飞雁 2019-09-26 16:01:33 0 0 713

send() request always fails

The send() request always fails, prompting that requests are only supported for protocol schemes: http, data, chrome, chrome-extension, weapp, https.

Zyb 2018-10-18 12:40:20 0 1 985

I just learned ajax and I don't understand a lot. Request error, what should I do?

Cross origin requests are only supported for protocol schemes: http, data, chrome, chrome-extension, https. I tried online methods but could not change the browser target address.

木槿 2017-11-15 14:53:48 0 1 1351

Please answer your questions about API! !

https://lazada-sellercenter.readme.io/docs/signing-requests How can I obtain the encrypted sign?

桂花之流 2017-07-17 12:02:35 0 1 821

How to automatically install third-party libraries in python?

For example, if a third-party requests library is used in the script, when it is run by others, it may prompt that the library is missing. Is there a way to catch this exception and directly install it automatically for the user?

怪我咯 2017-07-05 10:34:46 0 2 733

javascript - reporting errors using react

Error: Modal: isMounted is deprecated. Instead, make sure to clean up subscriptions and pending requests in componentWillUnmount to prevent memory leaks. {Code...} I have been searching online for a long time but cannot find the reason. I want to ask how...

ringa_lee 2017-06-28 09:28:38 0 1 660

Web crawler - how to cooperate with requests in python's multi-process

This is the code for sequential execution of a single process: {code...} This is the code for multiple processes: {code...} However, there is almost no difference in the time spent by single process and multi-process. The problem is probably that requests block IO. Please understand. Is this correct...

阿神 2017-06-22 11:52:30 0 2 552

Python crawls web pages with garbled requests

**I crawled data from referee documents before. After re-running the crawler during this period, I found that the web page data could not be obtained. After searching, I found that the source code of the requests web page returned garbled characters** (Part of the returned data is intercepted as fol...

phpcn_u1582 2017-06-22 11:51:56 0 4 983

Web crawler - Python requests.get crawler set proxy IP address has not changed

The work requires crawling information on Amazon, but Amazon's anti-crawler is too powerful, and the same IP address will be blocked. Python version: 3.6, IDE: Pycharm 2017.1. I checked a lot of information on the Internet and read the manual of the requests library, but they are all the same method...

typecho 2017-06-12 09:24:11 0 1 905

python - Why after using requests.get the URL, the response content in .text is in the form of a dictionary, but type it is str

I use anaconda's jupyter to run the code. When I use the requests module to read the web page, I see that the output content is within curly brackets. I judge that it is a dictionary and use the dict function to read the value, but it fails. type() found that its attribute was str. After I used json...

学习ing 2017-06-12 09:21:24 0 3 742

How to solve ConnectionError?

When using the requests module in Python to capture data, the data I want can appear, but the data is incomplete and a ConnectionError will appear later. How can I solve it? I have set Timeout. My code is as follows: {code...}

女神的闺蜜爱上我 2017-06-12 09:19:47 0 1 780

python - How to use requests module to submit data with multiple same names in one post?

As shown in the picture, there are three fields called tags[] in the data submitted for post, and the contents are different. What should I do to post all three data?

迷茫 2017-06-12 09:19:36 0 3 589

Web crawler - python requests crawler problem

When I was using the requests crawler, a problem arose. After I submitted my account and password, the webpage would not be submitted first. Instead, there would be an anti-swipe sign, and the URL would not change. Then after refreshing, the data of the webpage would be Submit to another page, pleas...

仅有的幸福 2017-05-27 17:39:37 0 1 377

requests - Questions about downloading files in Python

After clicking the download button on the "http://www.chinadrugtrials.or..." page, a DOC file will be downloaded. I hope to use Python to automatically download it. Currently, the file can be downloaded, but it cannot be opened. Personal considerations Maybe the content obtained cannot be ...

大家讲道理 2017-05-24 11:34:58 0 1 513

javascript - Why does my ajax request report this error?

jquery.js:8630 XMLHttpRequest cannot load file:///C:/Users/Yaphets/Desktop/text/data.json?callback=jQuery214005026997282902079_1493192403330&_=1493192403331. Cross origin requests are only sup

黄舟 2017-05-19 10:29:57 0 3 371

Python multi-threaded crawling files, how to set timeout and reconnection.

When using python to crawl data, enable multi-thread crawling in a single process. After all, I don’t have multiple processes because of intensive IO. The code is as follows {code...} However, as long as a thread's requests do not return a value, the thread will keep waiting and will not write, so t...

黄舟 2017-05-18 11:02:31 0 1 588

Web crawler - What should I do if I always get a verification code error when logging into Bilibili using Python3's requests library?

I suspect that the verification code and the corresponding cookies are out of sync, but I can't find out what's wrong. The code is as follows. I hope someone can help me with it {code...}

阿神 2017-05-18 11:02:02 0 1 595

python - Use requests to crawl [Dajie.com] job information, but failed many times. Can you help me find out what is wrong with my code? How should it be changed?

I have crawled several static website data before, and it was relatively smooth. This time I encountered ajax, and after reading a few documents, I felt that it was not difficult, so I got started directly, but I still got stuck. . . Goal: Crawl job information from Dajie.com. Process: 1. Use the br...

大家讲道理 2017-05-18 11:01:06 0 1 1885

Web crawler - python requests crawler, how to post payload

When I use requests to make a post request, how do I use this payload? {Code...} How to add this payload?

伊谢尔伦 2017-05-18 11:00:59 0 2 653