Using Python for CGI programming

11/12/99


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Table of Contents

Using Python for CGI programming

Overview

Why Python?

Basic Python tutorial

Tutorial outline

Interactive “shell”

Numbers

Strings

Lists

More list operations

Dictionaries

More dictionary ops

Dictionary details

Tuples

Variables

Reference semantics

Changing a shared list

Changing an integer

Control structures

Grouping indentation

Functions, procedures

Example function

Classes

Example class

Using classes

Subclassing

Subclassing (2)

Class & instance variables

Instance variable rules

Modules

Packages

Catching exceptions

Try-finally: cleanup

Raising exceptions

More on exceptions

File objects

Standard library

Python CGI programming

Outline

A typical HTML form

A typical CGI script

CGI script structure

Structure refinement

FieldStorage details

Other CGI niceties

Dealing with bugs

Debugging framework

Security notes

Using persistent data

Plain files

(G)DBM files

Shelves

Locking

A simple lock solution

Sessions

Cookies

Cookie example

File upload example

Generating HTML

CGI performance

Avoiding fork()

ZOPE

Case study

FAQ wizard

faqw.py - bootstrap

faqwiz.py - main code

Example: do_roulette()

Persistency

faqconf.py, faqcust.py

Webchecker

Reference URLs

Reference books

Any questions?

Nobody expects the Spanish Inquisition!

Author: Guido van Rossum

Email: guido@python.org

Home Page: http://www.python.org/~guido/

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