sys.prefix A string giving the site-specific directory prefix where the platform independent Python files are installed; by

traceback.print_tb(tb, limit=None, file=None) Print up to limit stack trace entries from traceback object tb

exception fpectl.FloatingPointError After turnon_sigfpe() has been executed, a floating point operation that raises

traceback.format_exception_only(etype, value) Format the exception part of a traceback. The arguments are the exception type

class traceback.FrameSummary(filename, lineno, name, lookup_line=True, locals=None, line=None) Represent a single frame in the

apply_defaults() Set default values for missing arguments. For variable-positional arguments

sys.path_importer_cache A dictionary acting as a cache for finder objects. The keys are

sys.__stdin__ sys.__stdout__ sys.__stderr__ These objects contain the

name The name of the parameter as a string. The name must be a valid Python identifier.

traceback.format_list(extracted_list) Given a list of tuples as returned by extract_tb() or extract_stack()