Raspberry Pi for Python Programmers Cookbook - Second Edition by Cox, Tim -- Read -- Imperial Library of Trantor

Index

Raspberry Pi for Python Programmers Cookbook - Second Edition

Table of Contents Raspberry Pi for Python Programmers Cookbook - Second Edition Credits About the Author About the Reviewer www.PacktPub.com

eBooks, discount offers, and more

Why Subscribe?

Preface

What this book covers What you need for this book Who this book is for Safety and using electronics Sections

Getting ready How to do it… How it works… There's more… See also

Conventions Reader feedback Customer support

Downloading the example code Errata Piracy Questions

1. Getting Started with a Raspberry Pi Computer

Introduction

Introducing the Raspberry Pi What is with the name? Why Python? Python 2 and Python 3 Which version of Python should you use? The Raspberry Pi family – a brief history of Pi Which Pi to choose?

Connecting the Raspberry Pi

Getting ready How to do it… There's more…

Secondary hardware connections

Using NOOBS to set up your Raspberry Pi SD card

Getting ready How to do it… How it works… There's more…

Changing the default user password Ensuring that you shut down safely Preparing an SD card manually Expanding the system to fit in your SD card Accessing the RECOVERY/BOOT partition Using the tools to back up your SD card in case of failure

Networking and connecting your Raspberry Pi to the Internet via the LAN connector

Getting ready How to do it… There's more…

Using built-in Wi-Fi and Bluetooth on the Raspberry Pi

Getting ready How to do it…

Connecting to your Wi-Fi network Connecting to Bluetooth devices

Configuring your network manually

Getting ready How to do it… There's more…

Networking directly to a laptop or computer

Getting ready How to do it… How it works… There's more…

Direct network link

See also

Networking and connecting your Raspberry Pi to the Internet via a USB Wi-Fi dongle

Getting ready How to do it… There's more…

Using USB wired network adapters

Connecting to the Internet through a proxy server

Getting ready How to do it… How it works… There's more…

Connecting remotely to the Raspberry Pi over the network using VNC

Getting ready How to do it… There's more…

Connecting remotely to the Raspberry Pi over the network using SSH (and X11 Forwarding)

Getting ready How to do it… How it works… There's more…

Running multiple programs with X11 Forwarding Running as a desktop with X11 Forwarding Running PyGame and Tkinter with X11 Forwarding

Sharing the home folder of the Raspberry Pi with SMB

Getting ready How to do it…

Keeping the Raspberry Pi up to date

Getting ready How to do it… There's more…

2. Starting with Python Strings, Files, and Menus

Introduction Working with text and strings

Getting ready How to do it… How it works… There's more…

Using files and handling errors

Getting ready How to do it… How it works…

Creating a boot-up menu

How to do it… How it works… There's more…

Creating a self-defining menu

How to do it… How it works… There's more…

Alternative script locations Adding scripts to PATH

3. Using Python for Automation and Productivity

Introduction Using Tkinter to create graphical user interfaces

Getting ready How to do it… How it works…

Creating a graphical application – Start menu

Getting ready How to do it… How it works… There's more…

Displaying photo information in an application

Getting ready How to do it… How it works… There's more…

Organizing your photos automatically

Getting ready How to do it… How it works…

4. Creating Games and Graphics

Introduction Using IDLE3 to debug your programs

How to do it… How it works…

Drawing lines using a mouse on Tkinter Canvas

Getting ready How to do it… How it works…

Creating a bat and ball game

Getting ready How to do it… How it works…

Creating an overhead scrolling game

Getting ready How to do it… How it works…

5. Creating 3D Graphics

Introduction Starting with 3D coordinates and vertices

Getting ready How to do it… How it works… There's more…

Camera Shaders Lights Textures

Creating and importing 3D models

Getting ready How to do it… How it works... There's more…

Creating or loading your own objects Changing the object's textures and .mtl files Taking screenshots

Creating a 3D world to roam in

Getting ready How to do it… How it works…

Building 3D maps and mazes

Getting ready How to do it… How it works... There's more...

The Building module Using SolidObjects to detect collisions

6. Using Python to Drive Hardware

Introduction Controlling an LED

Getting ready How to do it… How it works… There's more…

Controlling the GPIO current

Responding to a button

Getting ready How to do it… How it works… There's more…

Safe voltages Pull-up and pull-down resistor circuits Protection resistors

A controlled shutdown button

Getting ready How to do it… How it works… There's more…

Resetting and rebooting Raspberry Pi Adding extra functions

The GPIO keypad input

Getting ready How to do it… How it works… There's more…

Generating other key combinations Emulating mouse events

Multiplexed color LEDs

Getting ready How to do it… How it works… There's more…

Hardware multiplexing Displaying random patterns Mixing multiple colors

Writing messages using Persistence of Vision

Getting ready How to do it… How it works…

7. Sense and Display Real-World Data

Introduction Using devices with the I2C bus

Getting ready How to do it... How it works... There's more...

Using multiple I2C devices I2C bus and level shifting Using just the PCF8591 chip or adding alternative sensors

Reading analog data using an analog-to-digital converter

Getting ready How to do it... How it works... There's more...

Gathering analog data without hardware

Logging and plotting data

Getting ready How to do it... How it works... There's more...

Plotting live data Scaling and calibrating data

Extending the Raspberry Pi GPIO with an I/O expander

Getting ready How to do it... How it works... There's more…

I/O expander voltages and limits Using your own I/O expander module Directly controlling an LCD alphanumeric display

Capturing data in an SQLite database

Getting ready How to do it... How it works... There's more…

CREATE INSERT SELECT WHERE UPDATE DELETE DROP

Viewing data from your own webserver

Getting ready How to do it... How it works... There's more…

Security Using MySQL instead

Sensing and sending data to online services

Getting ready How to do it... How it works... See also

8. Creating Projects with the Raspberry Pi Camera Module

Introduction Getting started with the Raspberry Pi camera module

Getting ready How to do it… How it works…

Using the camera with Python

Getting ready How to do it… How it works… There's more…

Class member and static functions Using a USB webcam instead Additional drivers for the Raspberry Pi camera