any built-in function anydbm module apply built-in function arbitrary arguments - arbitrary expressions arbitrary structures - argparse module arguments (see also keyword argumentsabout arbitrary - avoiding changes calculating lengths of call expressions and coding functions decorator - - - default values - - intersecting sequences example - matching - - positional - quiz questions and answers running script files with self shared references and - simulating multiple results simulating output parameters unpacking usage example - arithmeticerror class arrayslists and as extension for import/from statements ascii built-in function ascii character set about character code conversions encoding encoding and decoding usage example aspect-oriented programming assert statement about special-case handling triggering exceptions usage example assertionerror exception assignment statements about index augmented assignments - extended sequence unpacking list-unpacking assignments multiple-target assignments - quiz questions and answers sequence assignments - syntax patterns - tuple-unpacking assignments variable name rules - asterisk (*) atexit module attribute fetches about attribute name qualification and built-in types and - attributeerror exception attributes (see also specific types of attributesabout accessing assigning and deleting attribute tools built-in - data descriptors and - handling generically - inheritance and - - listing per object - managing - mapping to inheritance sources modules and - - name qualification for namespaces and operator overloading and - privacy considerations properties for - quiz questions and answers - referencing special class - string method calls and validating - augmented assignments - augmented classes - automatic memory management awk utility