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version 1369, Fri Aug 29 21:11:53 2003 UTC version 1667, Mon Feb 2 00:18:21 2004 UTC
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  Targeted for 0.5 Alpha 3   Targeted for 0.5 Alpha 3
   
     * Refactor binding and naming frameworks to      * peak.ddt
   
       - make indirection convenient (e.g. bind to looking up something from        - A bit more doc and demos
         another binding)  
   
       - eliminate remaining introspection/'isinstance()' checks  
   
   
     * peak.binding  
   
        - Cleanup/document attribute binding interface  
   
        - Attribute -> AttribDef  
   
        - binding.AttribDef has an adequate docstring  
   
        - Review all current usage of NameNotFound in binding and naming  
          packages.  If possible, push default values closer to the point of  
          retrieval.  (The idea is to minimize the possibility that an unrelated  
          NameNotFound error gets hidden by a routine catching NameNotFound  
          in order to return a default value.)  
   
        - Ensure default __repr__'s for all bindings are acceptable  
   
        - Update tutorial for current kwargs  
   
        - Investigate whether suggestParentComponent() should be suppressed when  
          the value is computed by the binding, or if perhaps 'suggestParent'  
          should be set to 'False' by default for some kinds of bindings.  
   
   
   
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     * peak.web (some of this may get bumped to alpha 4)  
   
        - default error templates, w/useful info  
   
        - Refactor skin/layer/resource machinery so that layers can be shared  
          between skins (because i18n will probably want skins and that's going  
          to greatly multiply memory requirements)  
   
        - clean up DOMlet parse/build framework (e.g. add line number info)  
   
        - A set of simple, basic form controls that handle value rendering only  
          (form metadata, validation, etc. will be handled by peak.web.forms in  
          a later release)  
   
        - try/catch DOMlet (and related error rendering interface/framework)  
   
   
   
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    Targeted for 0.5 Alpha 4
   
       * 'ILoadingService', 'IObjectLoader' and 'load:kind@URL' scheme
   
       * peak.config
   
         - "service zones" or "service groups" to do smarter service groupings
   
         - Replace IMainLoop activity monitoring with a plugin-based mechanism?
   
         - plugin keys ordered by definition sequence, rather than randomly
   
         - ZConfig factory support to allow "smart" interpretation of strings,
           section names, etc.
   
         - Writable and subscribable config sources, including editable .ini's
   
       * peak.running.logs
   
         - Separate formatters from publishers
   
         - ZConfig schema for logging plugins, allowing multiple handlers/category
   
       * peak.running.commands
   
          - Add "error formatting" and "error reporting" services
   
          - Add option parsing framework based on optparse (backported to 2.2)
   
       * peak.binding
   
         - Cleanup/document attribute binding interface
   
       * peak.running.timers
   
         - Factor out state into separate object so timers aren't shared state
   
         - Look at possible integration of peak.query and cursor formatters, in
           order to view stats as an in-memory mini-DB w/reporting.
   
  Targeted for 0.5 Alpha 4  
   
     * Transaction/storage refactorings      * Transaction/storage refactorings
   
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       - DM.find()/DM.get() queries        - DM.find()/DM.get() queries
   
   
     * peak.web      * peak.web
   
          - clean up DOMlet parse/build framework (e.g. add line number info)
   
          - default error templates, w/useful info
   
          - A set of simple, basic form controls that handle value rendering only
            (form metadata, validation, etc. will be handled by peak.web.forms in
            a later release)
   
          - try/catch DOMlet (and related error rendering interface/framework)
   
        - allow use of // in DOMlets' data paths, to access resource space         - allow use of // in DOMlets' data paths, to access resource space
   
        - DOMlets for layout/region, as defined in "A layout framework":http://www.eby-sarna.com/pipermail/transwarp/2003-August/000684.html         - DOMlets for layout/region, as defined in "A layout framework":http://www.eby-sarna.com/pipermail/transwarp/2003-August/000684.html
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        - the return of the Specialist         - the return of the Specialist
   
     * "Pre-forking event driven services":http://www.eby-sarna.com/pipermail/transwarp/2003-August/000697.html  
   
     * Have a way to easily in-line custom component usage (e.g. automatically      * Have a way to easily in-line custom component usage (e.g. automatically
       create a subclass component with specified 'bindTo' bindings to get its        create a subclass component with specified 'Obtain' or 'Make' bindings to
       configuration).        get its configuration).
   
     * Implement "contextual protocols" (c.f. "object teams") and "parameterized  
       protocols" (E.g. 'ListOf(IFoo)', 'MappingOf(keys=IBar,values=IBaz)')  
   
   
   
   
   
       * Drop 'persistence' package, since ZODB 4 has been derailed.  Change to
         "state-delegation" model, which will integrate better with 'peak.query'.
   
   
   
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  Targeted for version 0.6   Targeted for version 0.6
   
      * Functional/acceptance tests that access "real" databases, LDAP, etc.
   
    * Get XMI writing in place, w/transaction support     * Get XMI writing in place, w/transaction support
   
    * Generate UML 1.5 and CWM 1.0 and 1.1, and add them to the     * Generate UML 1.5 and CWM 1.0 and 1.1, and add them to the
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    * Lock management interfaces/API for peak.storage     * Lock management interfaces/API for peak.storage
   
      * Support for sending and receiving remote cache invalidation
        messages between DataManagers.
   
    * Make 'cluster' parser complain about things that would cause     * Make 'cluster' parser complain about things that would cause
      the clusterit tools to choke or barf on the file, or which would       the clusterit tools to choke or barf on the file, or which would
      produce ambiguous or unintended results.  (Or replace with ZConfig       produce ambiguous or unintended results.  (Or replace with ZConfig
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  Future Releases  
   
   (Note: some of the below is held-over from TransWarp and may no longer be  
   relevant as written, they are being kept on this list as placeholders for  
   ideas or problem areas that may need to be re-considered in future.)  
   
   Miscellaneous  
   
     * Functional tests that access "real" databases, LDAP, etc.  
   
   Simulator/Module Inheritance  
   
     * Allow 'declareModule()' to bootstrap non-existent modules; this might  
       let us create "virtual packages" made by assembling other packages and  
       modules.  
   
     * Need a strategy for handling "del" operations; they are currently  
       untrapped.  This might be okay under most circumstances, but need to  
       consider edge cases.  
   
     * 'makeClass()' should probably become part of the core API, where  
       it can be used to resolve __metaclass__ conflicts during the first  
       pass of importing a module (prior to running 'setupModule()')  
   
   
   Messaging/ObjectSpaces  
   
     * Support for sending and receiving remote cache invalidation  
       messages between DataManagers.  
   
   
   
   
   
   
   
   
   
   
   
   
   peak.model  
   
     * Implement WarpCORE-oriented structural model, w/Querying support  
   
     * "Indexed" version of in-memory model?  
   
   
     Queries  
   
        * Refactor to use interfaces, if appropriate  
   
        * Incorporate into AbstractModel?  
   
          - Pros:  
   
            * Queries always available  
   
            * Each StructuralModel implementation can easily include its own  
              performance-tuned version of the basic items.  
   
          - Con: default implementation doesn't perform well on large datasets  
   
        * How much of framework needs extensibility?  Should the predicate  
          classes be placed in the StructuralModel's namespace so that predicates  
          have their meaning assigned by the StructuralModel implementation?  
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   peak.metamodels.uml  
   
     * Helper methods in Elements & Services for marshalling, common queries, etc.  
   
     * Generator framework  
   
       - Tagged values in stereotypes vs. main values?  
   
       - Should tagged values be copied directly into templates?  Treated as  
         Python expressions?  
   
       - Should Services be generated using an Element class' "static"  
         (class-scope) methods/attributes?  
   
         - Are association-ends scoped?  
   
         - Would it be better to seperate them?  
   
       - What determines whether an implemented Service actually stores objects  
         or delegates this to its subclass services?  
   
     * Simple Zope product demo (upload XMI, then browse the model via the web)  
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   


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