greg ewing lwbwyflqtcanterburyacnz martin v löwis wrote yes assumption del calls follow dictionary eventually ends empty new inserts made assumption proven wrong shrinking done one sweep hmmm efficient way copy dict youve deleted lot things insert something delete copy greg _______________________________________________ pythondev mailing list zvlllneumpythonorg httpmailpythonorgmailmanlistinfopythondev unsubscribe httpmailpythonorgmailmanoptionspythondevpythondev40tangomucom wed 06 aug 2008 192928 1300 pythondev complexity documentation request