Outlook.Application is a library for controlling the Outlook application.

Note. Library works only Windows platform.

About Email Filtering

Emails can be filtered according to specification set by Restrict method of the Item class https://docs.microsoft.com/en-us/office/vba/api/outlook.items.restrict.

Couple of examples:

Get Emails
...   email_filter=[Subject]='test email'

Move Emails
...   email_filter=[SenderEmailAddress]='hello@gmail.com'


Robot Framework

*** Settings ***
Library                 RPA.Outlook.Application
Task Setup              Open Application
Suite Teardown          Quit Application

*** Variables ***
${RECIPIENT}            address@domain.com

*** Tasks ***
Send message
    Send Message       recipients=${RECIPIENT}
    ...                subject=This is the subject
    ...                body=This is the message body
    ..                 attachments=approved.png


from RPA.Outlook.Application import Application

def send_message():
    app = Application()
        recipients='EMAILADDRESS_1, EMAILADDRESS_2',
        subject='email subject',
        body='email body message',

For more information, see: https://docs.microsoft.com/en-us/previous-versions/office/developer/office-2007/bb219950(v=office.12)