Function extract_vars

IPython/utils/frame.py:23–53

Extract a set of variables by name from another frame. Parameters ---------- *names : str One or more variable names which will be extracted from the caller's frame. depth : integer, optional How many frames in the stack to walk when looking for your variabl

(*names,**kw)

#-----------------------------------------------------------------------------

def extract_vars(*names,**kw):
    """Extract a set of variables by name from another frame.

    Parameters
    ----------
    *names : str
        One or more variable names which will be extracted from the caller's
        frame.

    depth : integer, optional
        How many frames in the stack to walk when looking for your variables.
        The default is 0, which will use the frame where the call was made.


    Examples
    --------
    ::

        In [2]: def func(x):
           ...:     y = 1
           ...:     print(sorted(extract_vars('x','y').items()))
           ...:

        In [3]: func('hello')
        [('x', 'hello'), ('y', 1)]
    """

    depth = kw.get('depth',0)

    callerNS = sys._getframe(depth+1).f_locals
    return dict((k,callerNS[k]) for k in names)


def extract_vars_above(*names):