bdb.effective(file, line, frame) Determine if there is an effective (active) breakpoint at this line of code. Return a tuple

socket.fileno() Return the socket’s file descriptor (a small integer), or -1 on failure. This is useful with

kevent.flags Filter action.

ArgumentParser.add_argument_group(title=None, description=None) By default, ArgumentParser groups command-line

Node.unlink() Break internal references within the DOM so that it will be garbage collected on versions of Python without cyclic

make_related(boundary=None) Convert a non-multipart message into a multipart/related message, moving

window.insdelln(nlines) Insert nlines lines into the specified window above the current line. The nlines bottom

calendar.prmonth(theyear, themonth, w=0, l=0) Prints a month’s calendar as returned by month().

ctypes.util.find_msvcrt() Windows only: return the filename of the VC runtime library used by Python, and by the extension modules

copy_sign(x, y) Copies the sign from y to x.