pseudoprivate class attributes - python and quiz questions and answers realistic example of classes - state information static and class methods - super built-in function - open built-in function customizing - file processing and version considerations windows platform and operations (see specific operationsoperator module operator overloading about attributes and - - binary operator methods - boolean tests and - call expressions and - common methods - comparisons and - constructors and expressions delegation and display formats and double underscores and indexing and slicing - iteration and - membership and - metaclasses and - object destruction - polymorphism and quiz questions and answers string representation and - super built-in function and usage considerations usage examples - - validating methods operator precedence optimizing objects about byte code files execution optimization tools - optparse module __or__ method or operator ord built-in function ordereddict subclass ordering (see sorting index orms (object relational mappers) os module descriptor files _exit function popen function system function walk function oserror class overflowerror exception package imports about - __all__ variable from versus import statement __init__ py files - relative imports model - search path settings usage considerations - usage example - version considerations packages about __all__ variable namespace package model package imports - quiz questions and answers relative imports model - search path settings parameters (see argumentsparentheses comprehensions and expression operators and statements and superclasses and tuples and parrot project parsing text in strings pass statement - passing-arguments-by-pointer passing-arguments-by-value path environment variable about env program and new windows options setting paths