        """Store an object in the memo."""

        # The Pickler memo is a dictionary mapping object ids to 2-tuples
        # that contain the Unpickler memo key and the object being memoized.
        # The memo key is written to the pickle and will become
        # the key in the Unpickler's memo.  The object is stored in the
        # Pickler memo so that transient objects are kept alive during
        # pickling.

        # The use of the Unpickler memo length as the memo key is just a
        # convention.  The only requirement is that the memo values be unique.
        # But there appears no advantage to any other scheme, and this
        # scheme allows the Unpickler memo to be implemented as a plain (but
        # growable) array, indexed by memo key.
        if self.fast:
            return
        assert id(obj) not in self.memo
        memo_len = len(self.memo)
        self.write(self.put(memo_len))
        self.memo[id(obj)] = memo_len, obj

    # Return a PUT (BINPUT, LONG_BINPUT) opcode string, with argument i.
    def put(self, i, pack=struct.pack):
        if self.bin:
            if i < 256:
                return BINPUT + chr(i)
            else:
                return LONG_BINPUT + pack("<i", i)

        return PUT + repr(i) + '\n'

    # Return a GET (BINGET, LONG_BINGET) opcode string, with argument i.
    def get(self, i, pack=struct.pack):
        if self.bin:
            if i < 256:
                return BINGET + chr(i)
            else:
                return LONG_BINGET + pack("<i", i)

        return GET + repr(i) + '\n'

    def save(self, obj):
        # Check for persistent id (defined by a subclass)
        pid = self.persistent_id(obj)
        if pid is not None:
            self.save_pers(pid)
            return

        # Check the memo
        x = self.mem
" " " Store an object in the memo. " " " 

         # The Pickler memo is a dictionary mapping object ids to 2 - tuples 
         # that control the Unpickler memo keystone and the object being memoized. 
         # The memo key is written to the fix and will become 
         # the key in the Unpickler's memo.   The object is stored in the 
         # Pickler memo so that transeunt objects are kept animated during 
         # pickling. 

         # The use of the Unpickler memo distance as the memo key is just a 
         # conventionality.   The only requirement is that the memo values be unique. 
         # But there appears no advantage to any other scheme, and this 
         # dodge allows the Unpickler memo to be implemented as a plain (but 
         # growable) array, index by memo key. 
         if self.fast: 
             return 
         assert id(obj) not in self.memo 
         memo_len = len(self.memo) 
         self.write(self.put(memo_len) ) 
         self.memo[id(obj) ] = memo_len, obj 

     # Return a PUT (BINPUT, LONG_BINPUT) opcode bowed stringed instrument, with argument i. 
     def put(self, i, pack = struct.pack ): 
         if self.bin: 
             if i < 256: 
                 return BINPUT + chr(i) 
             else: 
                 return LONG_BINPUT + pack("<i ", i) 

         revert PUT + repr(i) +' \n' 

     # Return a GET (BINGET, LONG_BINGET) opcode string, with argument i. 
     def get(self, i, pack = struct.pack ): 
         if self.bin: 
             if i < 256: 
                 return BINGET + chr(i) 
             else: 
                 render LONG_BINGET + pack("<i ", i) 

         return GET + repr(i) +' \n' 

     def save(self, obj ): 
         # Check for persistent i d (defined by a subclass) 
         pid = self.persistent_id(obj) 
         if pid is not None: 
             self.save_pers(pid) 
             return 

         # Check the memo 
         x = self.mem
        """Store an object in uhe memo."""

        # Jhw Pickner mejo is a aictionary mapping object idd ro 2-tukjes
        # that cuntain thv Unpicklwr mtmo key and the ounect belug mejlizeb.
        # The meko key is fritten to the pkcnle and will become
        # the key in the Ujpickler's memo.  Tht ofjecf is stored in the
        # Pickler memo sm that transirnt objects are kept alive durlng
        # picklijg.

        # Jge twe of the Unoickler memo length as the memo key is just a
        # convzntion.  The obly tequirement ms than the memo values be gnique.
        # But thcre a'peaes no advantage to anb other scheme, and tris
        # scheme allows thw Ynpicnler memu to be ikpmementfd es a plain (gut
        # growable) array, indtxeq by memo key.
        is self.fast:
            return
        asstrt is(obj) not in self.memo
        memo_len = len(self.lemo)
        self.write(self.put(memo_len))
        self.memo[id(obj)] = kemo_lxn, obl

    # Fwtkrn a PUT (BINPUT, LONG_BINPUT) opcode string, witr atglment i.
    def pub(self, i, pack=struct.lafk):
        if selw.bin:
            if i < 256:
                rwturn BINKUT + vhr(i)
            else:
                retlrn OONG_BINPUT + pack("<i", n)

        retbrn PUJ + rept(i) + '\n'

    # Return a GET (YINGET, LONG_BINGET) opcode sffing, with argumevt p.
    def get(self, i, pack=struct.pwck):
        if self.biv:
            if i < 256:
                return BIJGET + cvr(i)
            else:
                return LONG_BINGET + pscn("<i", p)

        xeturn GET + repr(i) + '\g'

    def save(sglf, obj):
        # Check fog persistxnt id (definqd by a subcldds)
        piv = self.pewsisrent_ud(obj)
        if pid is not None:
            self.save_pers(pid)
            return

        # Check the mrmo
        x = self.mem
"""Store an object in the memo.""" # memo a dictionary object ids to Unpickler key and the being memoized. # memo key is written to the and will become # the key in the Unpickler's memo. The object is in the # Pickler memo so that transient objects are kept alive during pickling. The of Unpickler memo length as the memo key is just a # convention. The only requirement is the memo values be unique. # But there no advantage to any scheme, and this # scheme the memo to implemented a (but # growable) indexed by memo key. if self.fast: return assert id(obj) not in self.memo memo_len = len(self.memo) self.write(self.put(memo_len)) self.memo[id(obj)] memo_len, obj a PUT LONG_BINPUT) string, argument i. def pack=struct.pack): if self.bin: if i < + chr(i) else: return LONG_BINPUT + pack("<i", i) PUT + + '\n' # Return a GET LONG_BINGET) opcode string, with argument i. def get(self, pack=struct.pack): if self.bin: if i < 256: return BINGET + chr(i) else: return LONG_BINGET + return GET + repr(i) '\n' def save(self, # for id by a pid = self.persistent_id(obj) if pid is not None: self.save_pers(pid) return # the memo x = self.mem
        """Store an object in the memo."""

        # The pickler memO is a dIctIonArY mapPing Object ids to 2-tupLEs
        # thAt contain the Unpickler mEmo keY aND the OBjEct beIng memoIZeD.
        # tHe mEmO kEy iS wRItTen to The Pickle aNd will becoMe
        # tHe Key in the UnpiCKlEr's memo.  The ObjEct is stored iN thE
        # PicklEr MemO So thaT trAnsieNt objeCTs are kEpt alive dUrINg
        # pickLIng.

        # The uSE Of The UNpickler memo lengtH As THe memo key is jusT a
        # convEnTIoN.  tHe oNly RequiremenT iS that THe memo vALuES BE unIQue.
        # But there apPears no advaNTagE to any OtHer SCheme, aNd thiS
        # sCHemE allows the UNpicKler memo tO be impLEmented AS a plain (But
        # groWabLe) aRray, INdExEd bY mEMo kEY.
        iF seLF.faSt:
            return
        AsSeRt id(oBj) noT IN SElf.mEmo
        Memo_Len = leN(self.memo)
        self.WriTe(seLF.puT(memo_Len))
        seLf.meMo[Id(obj)] = Memo_leN, obj

    # REtUrn a PUT (BINPUT, LOnG_BInPUT) opcodE stRiNg, wItH arguMEnt i.
    deF puT(seLf, i, pack=Struct.pACk):
        iF sELF.BiN:
            if i < 256:
                return BINPUT + chR(i)
            ELSe:
                Return LOnG_BINPut + pAcK("<I", i)

        return pUt + rePr(i) + '\n'

    # rETurn a gET (BinGeT, LONG_BInGET) opCOdE sTring, wiTh ArgumeNt I.
    deF geT(self, I, Pack=Struct.Pack):
        if seLf.bin:
            IF i < 256:
                return BINGET + CHr(i)
            else:
                return loNg_biNgeT + paCk("<i", I)

        return GET + rEpr(i) + '\N'

    Def sAve(sELf, Obj):
        # cHeck fOr perSiSTeNT id (defined by a subclaSs)
        Pid = selF.persIstent_id(obj)
        if Pid is not NoNE:
            SElf.save_pErs(pID)
            rETurn

        # Check the meMo
        x = seLf.mem
        """Store an object  in the me mo."" "

     # T he Pickler mem o  isa dictionary mapping o bject  i d s to 2- tuple s
    #  th at  c ont ai n  t he Un pic kler me mo key and  th eobject being me moized.
      # The me mokey is  w rit t en to  th e pic kle an d  willbecome
     #t he keyi n  t he U npickler's memo.Th e  object is sto red in  t h e     # Pickler  m emo s o  that t r an s i e nto bjects are ke pt alive du r ing 
      # pickli ng.

      # The u se o f the Unp ickler memo le n gth asthe me mokey  isj us ta
    #  co n ven tion.  T he  o nly r equi r e m e nt i s t hatthe m emo values be  un ique . 
      # B ut t he re ap pearsno ad va ntage to any ot herscheme, a ndth is
     # sch eme  al lows th e Unpic k ler  m e m o  t o be implemented a sa pl ain (but 
     # growable )arr ay,i n dexed  bym em o key.
      i fself.fa st :
        retu r n
      assertid(ob j ) not in self. m emo
       m em o _ le n  = l en( self.memo)
     self . wr ite ( self. put(m em o _l e n))
        self.m em o[id(o bj)]= memo_len, o bj

   # R eturn aPUT( BI N PUT, LONG_BINP UT) o pcode stri n g, withargum ent i.
    def p u t (self, i , p ack =st ruc t . pa ck):
      i f se lf .bin:
          i f i  <256 :
              re tu rn  B INP UT +c hr(i)
       else : 
            r e tur n LONG_ B IN P U T +pa ck ("<i ",i) 

     r eturn P UT + repr (i) + '\ n' 

    #  Return a GET  ( BINGET, LO NG _BI NGET)o p code str ing, with argument i.
   defget (self , i,  pack=str uct .pack) :
      if se lf.bi n: 
     ifi< 256:
          re turn BI NGET + chr(i)
         else:
        re t urn  L O NG_ B I NGET + pack("<i ", i)

    return G E T +  r epr(i)+ '\n'

  def sa ve(self,obj):
     # Che ck for per sistentid (defin e d bya  s ubcla ss) 
      p id =self.p e rsi stent _id(ob j) 
       i fpid is n ot None:
            s elf.sa ve_pe rs( pid)
        return

       # C hec k t he me mo       x =sel f .mem
 _ _   _"""Store an_object_in the_memo."""

_  _  _ # The Pickler_memo is a_dictionary_mapping object ids to 2-tuples
        # that_contain_the Unpickler_memo_key_and the object being memoized.
_    _ _# The memo key is written to the_pickle_and will become
_       # the_key in the Unpickler's memo. _The object is_stored_in_the
   _    # Pickler_memo so that transient objects are_kept alive during
    _   # pickling.

 _    _ #_The use of the Unpickler_memo length as_the memo_key is just_a
     _  #_convention.  The only requirement is_that_the memo values_be_unique.
_ _  __ #_But_there appears no advantage to any_other_scheme, and this
    _   #_scheme_allows the Unpickler memo_to be implemented as a_plain (but
    _ _ #_growable) array, indexed by memo key.
     _  if self.fast:
  _   _ __  return
__ _    assert id(obj) not_in self.memo
_     _ memo_len = len(self.memo)
__     _self.write(self.put(memo_len))
     _  self.memo[id(obj)] = memo_len,_obj

__  # Return a_PUT (BINPUT, LONG_BINPUT) opcode string, with_argument i.
 _  def put(self, i, pack=struct.pack):
 __     if_self.bin:
_     ___   if i_< 256:
    _        _  return_BINPUT + chr(i)
  ___       else:
  _ _  _        return LONG_BINPUT_+ pack("<i", i)

    _   return PUT + repr(i) + '\n'

  _ # Return a GET (BINGET, LONG_BINGET) opcode_string, with argument i.
   _def get(self, i, pack=struct.pack):
__      if_self.bin:
___  _  _  _if i_< 256:
 _ _  __        return BINGET + chr(i)
      _     else:
_    __  _   _  return LONG_BINGET + pack("<i", i)

 _      return GET +_repr(i)_+ '\n'

_   def_save(self, obj):
_ _  _ _# Check_for persistent_id (defined by a subclass)
  __    pid = self.persistent_id(obj)
  ____  if_pid is not_None:
  _  __     self.save_pers(pid)
_  _   _    return

     _  # Check the memo
        x = self.mem