python-nav-beginning-of-defun
python-nav-beginning-of-defun is a compiled Lisp function in `python.el
'.
(python-nav-beginning-of-defun &optional ARG)
Move point to `beginning-of-defun'.
With positive ARG search backwards else search forward.
ARG nil or 0 defaults to 1. When searching backwards,
nested defuns are handled with care depending on current
point position. Return non-nil if point is moved to
`beginning-of-defun'.