operator overloading and - parsing text pattern matching quiz questions and answers repeating replace method rstrip method sequence operations - slicing - split method tool changes - type and content mismatches type-specific methods - unicode - - upper method version considerations - - strong typing struct module - __sub__ method subclasses about class interface techniques - coding customizing behavior - extending built-in types - inheritance and type object and subprocess module substitution operations in string formatting sum built-in function super built-in function about basic usage and tradeoffs - debates about - multiple inheritance and - - operator overloading and runtime class changes summary of version considerations superclasses about abstract - class gotchas index class interface techniques - constructor methods customizing inheritance and metaclasses versus multiple inheritance and operator overloading methods and parentheses and slots and traditional forms sys module argv attribute excepthook function exc_info function - exit function file name settings getrecursionlimit function modules dictionary path list platform attribute setrecursionlimit function stderr attribute stdin attribute stdout attribute - system command lines and files about - common usage mistakes running files with command lines running in python - starting interactive sessions system shell prompt timeit module and usage variations writing scripts system shell prompt about running files systemexit exception systeminfo command systems programming - command-line flag tabs versus spaces tcl_library environment variable termination actions about - default exception handler and