Exercise (Python email)
exercises should be done in ~/netsp/ directory
Python Email Package
- Application interface for composing/parsing MIME email message
- Improved through develepment of Mailman mailing list management system
- You may find my name in the test suite for this package, though it is not written by myself.
Compose Simple English Message
- ex01.py
- Use MIMEText class to create a message instance
- Headers are added by dictionary-like substitution
- Utils help constructing Date header
- print it with as_string() function
Send the Message
- ex02.py
- Use smtplib for connecting to our server
- Note that recipt should be a list or tuple to include multiple recipients
Compose Quoted-Printable French Message
- ex03.py
- Text and Subject are given in unicode string
- You must expicitly designate character set
- MIME header is composed with Header class and properly output by msg.as_string()
Compose Message with Image Attachment
- ex04.py
- wxhome.jpg for attachment
- Multipart/mixed message is created by MIMEMultipart class
- Image part is made by MIMEImage class
- msg.attach() attaches text and image parts
Parse MIME Message
- ex05.py
- sample.msg for test parsing
- Use message_from_file or message_from_string to obtain parsed message object
- Further parsing is needed for MIME header
- Multipart parts are obtained by walk() iterator
Additional Exercise
- /tmp directory can be used by any user for storing temporary files
- Use appropreate file name and extension to store the image in sample.msg
- Use os.system("open filename") to invoke Preview.app and display the imge
Further Additional Exercise
- Create a CGI aplication to prompt for text input and send the message by mail to yourself.
- Use <textarea> tag for input of multiline text for message content
