![]() In most cases, you need to add some formatting, links, or images to your email notifications. Once you get the Sent result in Shell, you should see your message in your Mailtrap inbox: # tell the script to report if your message was sent or which errors need to be fixedĮxcept (gaierror, ConnectionRefusedError): With smtplib.SMTP(smtp_server, port) as server: #send your message with credentials specified above ![]() Sender = type your message: use two newlines (\n) to separate the subject from the message body, and use 'f' to automatically insert variables in the text # specify the sender’s and receiver’s email addresses Password = "1a2b3c4d5e6f7g" # paste your password generated by Mailtrap Login = "1a2b3c4d5e6f7g" # paste your login generated by Mailtrap Let’s define the SMTP server separately here: # the first step is always the same: import all necessary components: Refer to the documentation for the list of exceptions here. To catch errors, we use the “try” and “except” blocks. The code looks pretty straightforward, right? Let’s take a closer look at it and add some error handling (see the #explanations in between). However, it won’t give you the opportunity to check how your HTML email template is rendered. It will help you verify whether your code is working and point out the possible problems if there are any. In order to run SMTP server on port 25, you’ll need root permissions: sudo python -m smtpd -n -c DebuggingServer localhost:25 ![]() Set your SMTP server to localhost:1025 python -m smtpd -n -c DebuggingServer localhost:1025 It is compatible with all operations systems. It has a DebuggingServer feature, which will discard messages you are sending out and will print them to stdout. For this purpose, Python offers an smtpd module. If you prefer working in the local environment, the local SMTP debugging server might be an option. Your domain won’t be blacklisted for spam.You won’t flood your own inbox with testing emails. ![]() This is vital when you test bulk email sending or work with an email database.
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