*** FILE: lib_v1.84 DATE: APR 6, 2002  3:56p
--- FILE: libstdtypes.tex DATE: APR 6, 2002  4:07p
************
*** 992,999 ***
            {\code{\var{a}[\var{k}]} if \code{\var{k} in \var{a}},
             else \var{x} (also setting it)}
            {(5)}
!   \lineiii{\var{a}.popitem()}
!           {remove and return an arbitrary (\var{key}, \var{value}) pair}
            {(6)}
    \lineiii{\var{a}.iteritems()}
            {return an iterator over (\var{key}, \var{value}) pairs}
--- 992,999 ---
            {\code{\var{a}[\var{k}]} if \code{\var{k} in \var{a}},
             else \var{x} (also setting it)}
            {(5)}
!   \lineiii{\var{a}.popitem(\optional{\var{k}})}
!           {remove and return an arbitrary or specified (\var{key}, \var{value}) pair}
            {(6)}
    \lineiii{\var{a}.iteritems()}
            {return an iterator over (\var{key}, \var{value}) pairs}