environment/lib/python2.7/site-packages/IPython/utils/frame.py
def extract_vars(*names,**kw):
    """Extract a set of variables by name from another frame.

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

    :Keywords:
      - `depth`: integer (0)
        How many frames in the stack to walk when looking for your variables.


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

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

    :Keywords:
      - `depth`: integer (0)
        How many frames in the stack to walk when looking for your variables.


    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 ( * names , * * kw ) : depth = kw . get ( 'depth' , 0 ) callerNS = sys . _getframe ( depth + 1 ) . f_locals return dict ( ( k , callerNS [ k ] ) for k in names )
Extract a set of variables by name from another frame.

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

    :Keywords:
      - `depth`: integer (0)
        How many frames in the stack to walk when looking for your variables.


    Examples:

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

        In [3]: func('hello')
        [('x', 'hello'), ('y', 1)]
Extract a set of variables by name from another frame .