sys.byteorder An indicator of the native byte order. This will have the value 'big' on big-endian (most-significant

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

sysconfig.get_paths([scheme[, vars[, expand]]]) Return a dictionary containing all installation paths corresponding to an installation

sys.settscdump(on_flag) Activate dumping of VM measurements using the Pentium timestamp counter, if on_flag is true

inspect.ismodule(object) Return true if the object is a module.

traceback.format_exception(etype, value, tb, limit=None, chain=True) Format a stack trace and the exception information. The

offset For syntax errors - the offset into the text where the error occurred.

sys.implementation An object containing information about the implementation of the currently running Python interpreter. The

inspect.cleandoc(doc) Clean up indentation from docstrings that are indented to line up with blocks of code.

sys.settrace(tracefunc) Set the system’s trace function, which allows you to implement a Python source code debugger in Python