(?:`)?(?:zope`public`license`\(zpl\)`version`1\.1)?(?:`)?(?:`)?(?:.{,5000})(?:`)?(?:`)?(?:this`license`has`been`certified`as`open`source\.)?(?:`)?redistribution`and`use`in`source`and`binary`forms,`with`or`without`modification,`are`permitted`provided`that`the`following`conditions`are`met:(?:`)?(?:.{,20})(?:`)?redistributions`in`source`code`must`retain`the`above`copyright`notice,`this`list`of`conditions,`and`the`following`disclaimer\.(?:`)?(?:.{,20})(?:`)?redistributions`in`binary`form`must`reproduce`the`above`copyright`notice,`this`list`of`conditions,`and`the`following`disclaimer`in`the`documentation`and`or`other`materials`provided`with`the`distribution\.(?:`)?(?:.{,20})(?:`)?all`advertising`materials`and`documentation`mentioning`features`derived`from`or`use`of`this`software`must`display`the`following`acknowledgement:`this`product`includes`software`developed`by`zope`corporation`for`use`in`the`z`object`publishing`environment`\(http:`www\.`zope\.`com`\)\.`in`the`event`that`the`product`being`advertised`includes`an`intact`zope`distribution`\(with`copyright`and`license`included\)`then`this`clause`is`waived\.(?:`)?(?:.{,20})(?:`)?names`associated`with`zope`or`zope`corporation`must`not`be`used`to`endorse`or`promote`products`derived`from`this`software`without`prior`written`permission`from`zope`corporation\.(?:`)?(?:.{,20})(?:`)?modified`redistributions`of`any`form`whatsoever`must`retain`the`following`acknowledgement:`this`product`includes`software`developed`by`zope`corporation`for`use`in`the`z`object`publishing`environment`\(http:`www\.`zope\.`com`\)\.`intact`\(re\-\)distributions`of`any`official`zope`release`do`not`require`an`external`acknowledgement\.(?:`)?(?:.{,20})(?:`)?`modifications`are`encouraged`but`must`be`packaged`separately`as`patches`to`official`zope`releases\.`distributions`that`do`not`clearly`separate`the`patches`from`the`original`work`must`be`clearly`labeled`as`unofficial`distributions\.`modifications`which`do`not`carry`the`name`zope`may`be`packaged`in`any`form,`as`long`as`they`conform`to`all`of`the`clauses`above\.`disclaimer`this`software`is`provided`by`zope`corporation`as`is`and`any`expressed`or`implied`warranties,`including,`but`not`limited`to,`the`implied`warranties`of`merchantability`and`fitness`for`a`particular`purpose`are`disclaimed\.`in`no`event`shall`zope`corporation`or`its`contributors`be`liable`for`any`direct,`indirect,`incidental,`special,`exemplary,`or`consequential`damages`\(including,`but`not`limited`to,`procurement`of`substitute`goods`or`services;`loss`of`use,`data,`or`profits;`or`business`interruption\)`however`caused`and`on`any`theory`of`liability,`whether`in`contract,`strict`liability,`or`tort`\(including`negligence`or`otherwise\)`arising`in`any`way`out`of`the`use`of`this`software,`even`if`advised`of`the`possibility`of`such`damage\.(?:`)?(?:this`software`consists`of`contributions`made`by`zope`corporation`and`many`individuals`on`behalf`of`zope`corporation\.`specific`attributions`are`listed`in`the`accompanying`credits`file\.)?(?:`)?