Dive Into Python 3 (Books for Professionals by Professionals)

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The print quality of this book is awful. My copy looks like it was printed on a cheap inkjet printer. The print is tiny. Really tiny. And the top and bottom margins are 1-3/8" each! Seriously, is this a joke?

This book probably has some great content, but the print quality is so bad it's worthless. a.k.a. “the minus level”......Page 1 Which Python Is Right For You?......Page 3 Installing on Microsoft Windows......Page 4 Installing on Mac OS X......Page 12 Installing on Ubuntu Linux......Page 22 Using The Python Shell......Page 29 Python Editors and IDEs......Page 33 Diving In......Page 34 Declaring Functions......Page 36 Optional and Named Arguments......Page 38 Documentation Strings......Page 40 The import Search Path......Page 41 Everything Is An Object......Page 43 What’s An Object?......Page 44 Indenting Code......Page 45 Exceptions......Page 46 Catching Import Errors......Page 48 Unbound Variables......Page 49 Everything is Case-Sensitive......Page 50 Running Scripts......Page 51 Further Reading......Page 52 Diving In......Page 53 Booleans......Page 54 Coercing Integers To Floats And Vice-Versa......Page 56 Common Numerical Operations......Page 57 Trigonometry......Page 59 Numbers In A Boolean Context......Page 60 Creating A List......Page 62 Slicing A List......Page 63 Adding Items To A List......Page 64 Searching For Values In A List......Page 67 Removing Items From A List......Page 68 Removing Items From A List: Bonus Round......Page 69 Tuples......Page 71 Tuples In A Boolean Context......Page 74 Assigning Multiple Values At Once......Page 75 Creating A Set......Page 76 Modifying A Set......Page 78 Removing Items From A Set......Page 79 Common Set Operations......Page 81 Sets In A Boolean Context......Page 84 Creating A Dictionary......Page 85 Modifying A Dictionary......Page 86 Mixed-Value Dictionaries......Page 87 None......Page 89 None In A Boolean Context......Page 90 Further Reading......Page 91 The Current Working Directory......Page 92 Working With Filenames and Directory Names......Page 94 Listing Directories......Page 96 Getting File Metadata......Page 98 Constructing Absolute Pathnames......Page 99 List Comprehensions......Page 100 Dictionary Comprehensions......Page 102 Other Fun Stuff To Do With Dictionary Comprehensions......Page 104 Set Comprehensions......Page 105 Further Reading......Page 106 Some Boring Stuff You Need To Understand Before You Can Dive In......Page 107 Unicode......Page 109 Diving In......Page 112 Formatting Strings......Page 113 Compound Field Names......Page 116 Format Specifiers......Page 118 Other Common String Methods......Page 119 Slicing A String......Page 121 Strings vs. Bytes......Page 122 Postscript: Character Encoding Of Python Source Code......Page 126 Further Reading......Page 127 Diving In......Page 128 Case Study: Street Addresses......Page 129 Case Study: Roman Numerals......Page 131 Checking For Thousands......Page 133 Checking For Hundreds......Page 134 Using The {n,m} Syntax......Page 136 Checking For Tens And Ones......Page 137 Verbose Regular Expressions......Page 140 Case study: Parsing Phone Numbers......Page 142 Summary......Page 149 Diving In......Page 151 I Know, Let’s Use Regular Expressions!......Page 152 A List Of Functions......Page 156 A List Of Patterns......Page 160 A File Of Patterns......Page 162 Generators......Page 164 A Fibonacci Generator......Page 166 A Plural Rule Generator......Page 167 Further Reading......Page 169 Diving In......Page 170 Defining Classes......Page 171 The __init__() Method......Page 172 Instantiating Classes......Page 173 Instance Variables......Page 174 A Fibonacci Iterator......Page 175 A Plural Rule Iterator......Page 178 Further Reading......Page 185 Diving In......Page 187 Finding all occurrences of a pattern......Page 190 Finding the unique items in a sequence......Page 191 Making assertions......Page 193 Generator expressions......Page 194 Calculating Permutations… The Lazy Way!......Page 195 Other Fun Stuff in the itertools Module......Page 198 A New Kind Of String Manipulation......Page 203 Evaluating Arbitrary Strings As Python Expressions......Page 205 Putting It All Together......Page 210 Further Reading......Page 211 Not) Diving In......Page 212 A Single Question......Page 214 “Halt And Catch Fire”......Page 222 More Halting, More Fire......Page 227 And One More Thing…......Page 231 A Pleasing Symmetry......Page 235 More Bad Input......Page 241 Diving In......Page 246 Handling Changing Requirements......Page 250 Refactoring......Page 257 Summary......Page 263 Reading From Text Files......Page 264 Character Encoding Rears Its Ugly Head......Page 265 Stream Objects......Page 266 Reading Data From A Text File......Page 267 Closing Files......Page 270 Closing Files Automatically......Page 271 Reading Data One Line At A Time......Page 272 Writing to Text Files......Page 274 Binary Files......Page 276 Stream Objects From Non-File Sources......Page 278 Handling Compressed Files......Page 280 Standard Input, Output, and Error......Page 282 Redirecting Standard Output......Page 283 Further Reading......Page 287 Diving In......Page 288 A 5-Minute Crash Course in XML......Page 291 The Structure Of An Atom Feed......Page 293 Parsing XML......Page 296 Elements Are Lists......Page 297 Attributes Are Dictonaries......Page 298 Searching For Nodes Within An XML Document......Page 299 Going Further With lxml......Page 303 Generating XML......Page 306 Parsing Broken XML......Page 309 Further Reading......Page 311 Diving In......Page 312 Saving Data to a Pickle File......Page 313 Loading Data from a Pickle File......Page 315 Pickling Without a File......Page 317 Bytes and Strings Rear Their Ugly Heads Again......Page 318 Debugging Pickle Files......Page 319 Serializing Python Objects to be Read by Other Languages......Page 322 Saving Data to a JSON File......Page 323 Mapping of Python Datatypes to JSON......Page 325 Serializing Datatypes Unsupported by JSON......Page 326 Loading Data from a JSON File......Page 331 Further Reading......Page 335 Diving In......Page 337 Caching......Page 338 Last-Modified Checking......Page 340 ETag Checking......Page 342 Redirects......Page 344 How Not To Fetch Data Over HTTP......Page 346 What’s On The Wire?......Page 347 Introducing httplib2......Page 352 A Short Digression To Explain Why httplib2 Returns Bytes Instead of Strings......Page 356 How httplib2 Handles Caching......Page 357 How httplib2 Handles Last-Modified and ETag Headers......Page 361 How http2lib Handles Compression......Page 364 How httplib2 Handles Redirects......Page 365 Beyond HTTP GET......Page 371 Beyond HTTP POST......Page 377 Further Reading......Page 379 Diving In......Page 381 Introducing The chardet Module......Page 382 UTF-n With A BOM......Page 383 Multi-Byte Encodings......Page 384 Single-Byte Encodings......Page 385 Running 2to3......Page 386 A Short Digression Into Multi-File Modules......Page 392 False is invalid syntax......Page 394 No module named constants......Page 395 Can’t use a string pattern on a bytes-like object......Page 397 Can't convert 'bytes' object to str implicitly......Page 401 Unsupported operand type(s) for +: 'int' and 'bytes'......Page 405 ord() expected string of length 1, but int found......Page 407 Unorderable types: int() >= str()......Page 410 Global name 'reduce' is not defined......Page 414 Summary......Page 418 Diving In......Page 419 Things Distutils Can’t Do For You......Page 421 Directory Structure......Page 422 Writing Your Setup Script......Page 424 Classifying Your Package......Page 425 Examples of Good Package Classifiers......Page 426 Specifying Additional Files With A Manifest......Page 428 Checking Your Setup Script for Errors......Page 429 Creating a Source Distribution......Page 430 Creating a Graphical Installer......Page 433 Building Installable Packages for Other Operating Systems......Page 435 Adding Your Software to The Python Package Index......Page 436 The Many Possible Futures of Python Packaging......Page 438 Further Reading......Page 439 print statement......Page 440 unicode() global function......Page 441 comparison......Page 442 Dictionary methods that return lists......Page 443 http......Page 444 urllib......Page 445 dbm......Page 446 Other modules......Page 447 Relative imports within a package......Page 448 next() iterator method......Page 449 filter() global function......Page 450 reduce() global function......Page 451 intern() global function......Page 452 execfile statement......Page 453 try...except statement......Page 454 raise statement......Page 455 xrange() global function......Page 456 raw_input() and input() global functions......Page 457 xreadlines() I/O method......Page 458 lambda functions that take a tuple instead of multiple parameters......Page 459 __nonzero__ special method......Page 460 callable() global function......Page 461 types module constants......Page 462 isinstance() global function......Page 463 itertools module......Page 464 os.getcwdu() function......Page 465 set() literals (explicit)......Page 466 Whitespace around commas (explicit)......Page 467 Common idioms (explicit)......Page 468 Basics......Page 469 Classes That Act Like Iterators......Page 470 Computed Attributes......Page 471 Classes That Act Like Functions......Page 474 Classes That Act Like Sequences......Page 476 Classes That Act Like Dictionaries......Page 477 Classes That Act Like Numbers......Page 479 Classes That Can Be Compared......Page 482 Classes That Can Be Serialized......Page 483 Classes That Can Be Used in a with Block......Page 484 Further Reading......Page 486 Things to Read......Page 488 Where To Look For Python 3-Compatible Code......Page 489