Now let's send the GET request to the URL: # get the HTTP Response Let's initiate the HTML session, which is a consumable session for cookie persistence and connection pooling: # initiate an HTTP session Url string is the URL we want to grab email addresses from, I'm using a website that generates random email addresses (which loads them using Javascript). I've grabbed the most used and accurate regular expression for email addresses from this stackoverflow answer: url = ""ĮMAIL_REGEX = know, it is very long, but this is the best so far that defines how email addresses are expressed in a general way. We need re module here because we will be extracting emails from HTML content using regular expressions, if you're not sure what a regular expression is, it is basically a sequence of characters that define a search pattern (check this tutorial for details).
Email extractor from text how to#
Related: How to Send Emails in Python using smtplib Module.Īlright, let's get started, we need to first install requests-html: pip3 install requests-html Since the web nowadays is the major source of information on the Internet, in this tutorial, you will learn how you can build such a tool in Python to extract email addresses from web pages using requests-html library.īecause many websites load their data using JavaScript instead of directly rendering HTML code, I chose the requests-html library as it supports JavaScript-driven websites. Even though these extractors can serve multiple legitimate purposes such as marketing campaigns, unfortunately, they are mainly used to send spamming and phishing emails. An email extractor or harvester is a type of software used to extract email addresses from online and offline sources which generate a large list of addresses.
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