Preface Part Ⅰ.The Beginning 1.A Sneak Preview “Programming Python: The Short Story” The Task Step 1: Representing Records Using Lists Using Dictionaries Step 2: Storing Records Persistently Using Formatted Files Using Pickle Files Using Per-Record Pickle Files Using Shelves Step 3: Stepping Up to OOP Using Classes Adding Behavior Adding Inheritance Refactoring Code Adding Persistence Other Database Options Step 4: Adding Console Interaction A Console Shelve Interface Step 5: Adding a GUI GUI Basics Using OOP for GUIs Getting Input from a User A GUI Shelve Interface Step 6: Adding a Web Interface CGI Basics Running a Web Server Using Query Strings and urllib Formatting Reply Text A Web-Based Shelve Interface The End of the Demo Part Ⅱ.System Programming 2.System Tools “The os.path to Knowledge” Why Python Here？ The Next Five Chapters System Scripting Overview Python System Modules Module Documentation Sources Paging Documentation Strings A Custom Paging Script String Method Basics Other String Concepts in Python 3.X: Unicode and bytes File Operation Basics Using P'rograms in Two Ways Python Library Manuals Commercially Published References Inrroducing the sys Module Platforms and Versions The Module Search Path The Loaded Modules Table Exception Details Other sys Module Exports Introducing the os Module Tools in the os Module Administrative Tools Portability Constants Common os.path Tools Running Shell Commands from Scripts Other os Module Exports 3.Script Execution Context “I’d Like to Have an Argument, Please” Current Working Directory CWD, Files, and Import Paths CWD and Command Lines Thread Exits and Shared State Interprocess Communication Anonymous Pipes Named Pipes （Fifos） Sockets: A First Look Signals The multiprocessing Module Why multiprocessing？ The Basics: Processes and Locks IPC Tools: Pipes, Shared Memory, and Queues Starting Independent Programs And Much More Why multiprocessing？ The Conclusion Other Ways to Start Programs The os.spawn Calls The os.startfile call on Windows A Portable Program-Launch Framework Other System Tools Coverage Command-Line Arguments Parsing Command-Line Arguments Shell Environment Variables Fetching Shell Variables Changing Shell Variables Shell Variable Fine Points: Parents, putenv, and getenv Standard Streams Redirecting Streams to Files and Programs Redirected Streams and User Interaction Redirecting Streams to Python Objects The io.StringIO and io.Bytesl0 Utility Classes Capturing the stderr Stream Redirection Syntax in Print Calls Other Redirection Options: os.popen and subprocess Revisited 4.File and Directory Tools “Erase Your Hard Drive in Five Easy Steps！” File Tools The File Object Model in Python 3,X Using Built-in File Objects Binary and Text Files Lower-Level File Tools in the os Module File Scanners Directory Tools Walking One Directory Walking Directory Trees Handling Unicode Filenames in 3.X: listdir, walk, glob 5.Parallel System Tools “Telling the Monkeys What to Do” Forking Processes The fork/exec Combination Threads The _thread Module The threading Module The queue Module Preview: GUIs and Threads More on the Globallnterpreter Lock Program Exits sys Module Exits os Module Exits Shell Command Exit Status Codes Process Exit Status and Shared State Thread Exits and Shared State Interprocess Communication Anonymous Pipes Named Pipes （Fifos） Sockets: A First Look Signals The multiprocessing Module Why multiprocessing？ The Basics: Processes and Locks IPC Tools: Pipes, Shared Memory, and Queues Starting Independent Programs And Much More Why multiprocessing？ The Conclusion Other Ways to Start Programs The os.spawn Calls The os.startfile call on Windows A Portable Program-Launch Framework Other System Tools Coverage 6.Complete System Programs “The Greps of Wrath” A Quick Game of “Find the Biggest Python File” Scanning the Standard Library Directory Scanning the Standard Library Tree Scanning the Module Search Path Scanning the Entire Machine Printing Unicode Filenames Splitting and Joining Files Splitting Files Portably Joining Files Portably Usage Variations Generating Redirection Web Pages Page Template File Page Generator Script A Regression Test Script Running the Test Driver Copying Directory Trees Comparing Directory Trees Finding Directory Differences Finding Tree Differences Running the Script Verifying Backups Reporting Differences and Other Ideas Searching Directory Trees Greps and Globs and Finds Rolling Your Own find Module Cleaning Up Bytecode Files A Python Tree Searcher Visitor: Walking Direcror/es “++” Editing Files in Directory Trees （Visitor） Global Replacements in Directory Trees （Visitor） Counting Source Code Lines （Visitor） Recoding Copies with Classes （Visitor） Other Visitor Examples （External） Playing Media Files The Python webbrowser Module The Python mimetypes Module Running the Script Automated Program Launchers （External） …… Part Ⅲ.GUI Programming Part Ⅳ.Internet Programming Part Ⅴ.Tools and Techniques Part Ⅵ.The End Index
