Clicking on a link via selenium
You can use find_element_by_link_text: For example: link = driver.find_element_by_link_text(‘Details’) To Click on it, just call click method: link.click()
web-scraping
Python – Download Images from google Image search?
I have modified my code. Now the code can download 100 images for a given query, and images are full high resolution that is original images are being downloaded. I am downloading the images using urllib2 & Beautiful soup from bs4 import BeautifulSoup import requests import re import urllib2 import os import cookielib import json … Read more
How to find tag with particular text with Beautiful Soup?
You can pass a regular expression to the text parameter of findAll, like so: import BeautifulSoup import re columns = soup.findAll(‘td’, text = re.compile(‘your regex here’), attrs = {‘class’ : ‘pos’})
How to scroll down with Phantomjs to load dynamic content
Found a way to do it and tried to adapt to your situation. I didn’t test the best way of finding the bottom of the page because I had a different context, but check the solution below. The thing here is that you have to wait a little for the page to load and javascript … Read more
Scraping dynamic content using python-Scrapy
You can also solve it with ScrapyJS (no need for selenium and a real browser): This library provides Scrapy+JavaScript integration using Splash. Follow the installation instructions for Splash and ScrapyJS, start the splash docker container: $ docker run -p 8050:8050 scrapinghub/splash Put the following settings into settings.py: SPLASH_URL = ‘http://192.168.59.103:8050’ DOWNLOADER_MIDDLEWARES = { ‘scrapyjs.SplashMiddleware’: 725, … Read more
Fetch all href link using selenium in python
Well, you have to simply loop through the list: elems = driver.find_elements_by_xpath(“//a[@href]”) for elem in elems: print(elem.get_attribute(“href”)) find_elements_by_* returns a list of elements (note the spelling of ‘elements’). Loop through the list, take each element and fetch the required attribute value you want from it (in this case href).
Puppeteer Execution context was destroyed, most likely because of a navigation
Problem The error means that you are accessing data which has become obsolete/invalid because of navigation. In your script the error references the variable listeCompanies: const listeCompanies = await page.$$(‘.list-firms > div.firm’); You first, use this variable in a loop, then you navigate via page.goto and after that your loop tries to get the next … Read more
How to get the scrapy failure URLs?
Yes, this is possible. The code below adds a failed_urls list to a basic spider class and appends urls to it if the response status of the url is 404 (this would need to be extended to cover other error statuses as required). Next I added a handle that joins the list into a single … Read more
Java HTML Parsing [closed]
Another library that might be useful for HTML processing is jsoup. Jsoup tries to clean malformed HTML and allows html parsing in Java using jQuery like tag selector syntax. http://jsoup.org/
Web Scraping With Haskell
http://hackage.haskell.org/package/shpider Shpider is a web automation library for Haskell. It allows you to quickly write crawlers, and for simple cases ( like following links ) even without reading the page source. It has useful features such as turning relative links from a page into absolute links, options to authorize transactions only on a given domain, … Read more