Mastering Google App Engine

Sending e-mails

Sending e-mails in Google App Engine is pretty simple. We have two options if we want to send e-mails:

• Use the send_mail() function from google.appengine.api.mail
• Use EmailMessage from the same module

While sending an e-mail you need some information, such as the recipient of the e-mail, the subject of the e-mail, the contents of the message, and so on. All of this can be supplied via keyword arguments.

The following keyword arguments can be supplied while calling the send_mail() function and are equally applicable for the EmailMessage class's constructor:

• sender: This is the From field. There are some restrictions on it. We'll take a look at this later.
• to: This is the address of the recipient of the e-mail. This can be a Python list ...