N

name mangling, 77, 88, 89

_name_module attribute, 106

names, of variables, 76, 80, 88 namespaces, 19

negative lookahead, in regular expressions, 387 nested functions, 65,261, 554 network protocols, 521 new-style vs. old-style classes, 76

newlines, escaping, 51 newlines, universal, 256 newPage() (QPrinter), 410 next()

iterator method, 52, 59, 97 QSqlQuery, 449, 450,451,468,469 nextSibling() (QDomNode), 260 nodeType() (QDomNode), 261 None constant, 13, 45, 57

not operator, 47

notify() (QCoreApplication), 305 NotlmplementedError exception, 83, 102

number() (QString), 338 numRowsAffected() (QSqlQuery), 449, 450

object names; see QObject.setObject-Name()

object type, 76, 77, 78 objects callable, 97, 102

comparing, 13

copying, 88, 89

function references, 63, 64

180, 355, 357, 359, 372, 376 references, 12,15, 55, 57, 58, 63, 64 oct(),40

ODBC database, 445,448 okToContinue() helper, 187 old-style vs. new-style classes, 76 open()

built-in, 39, 70 codecs, 255, 260, 501, 555 gzip, 248

QIODevice, 241,243,250,252,258, 259

QSqlDatabase, 446, 459 Open Source licensing, 3 or operator, 47 Oracle database, 445, 448 ord(),21, 39, 50

OrderedDict example class, 92-98 orientation, 430 os module walk(), 555 os.path module basename(), 189 dirname(), 173,477,496,512 join(), 496, 512, 555 OSError exception, 243,244 overloading, 75

ownership, of objects, 119, 168, 170, 172,180, 355, 357, 359, 372, 376

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