platform.python_branch() Returns a string identifying the Python implementation SCM branch.

getbuffer() Return a readable and writable view over the contents of the buffer without copying them. Also, mutating the view

os.sync() Force write of everything to disk. Availability: Unix.

class ctypes.WinDLL(name, mode=DEFAULT_MODE, handle=None, use_errno=False, use_last_error=False) Windows only: Instances of

ctypes.memset(dst, c, count) Same as the standard C memset library function: fills the memory block at address dst

os.listdir(path='.') Return a list containing the names of the entries in the directory given by path. The list is

os.lchflags(path, flags) Set the flags of path to the numeric flags, like chflags(), but do not

curses.killchar() Return the user’s current line kill character. Under Unix operating systems this is a property of the controlling

curses.raw() Enter raw mode. In raw mode, normal line buffering and processing of interrupt, quit, suspend, and flow control

writelines(lines) Write a list of lines to the stream. Line separators are not added, so it is usual for each of the lines provided