Thank you both for the feedback! I'm really happy to be able to empower our 
budding Clojure Data Science community.



On Wednesday, January 23, 2019 at 7:38:04 AM UTC-8, Chris Nuernberger wrote:
>
> Great improvements Christopher!  The markdown and Jupyter support are 
> exactly the direction I was hoping for and we really appreciate the work.  
>
> On Wed, Jan 23, 2019 at 1:26 AM Christopher Small <metas...@gmail.com 
> <javascript:>> wrote:
>
>>
>> Greetings
>>
>>
>> I'm excited to announce the release of oz 1.5.1.
>>
>> https://github.com/metasoarous/oz
>>
>> Oz is a simple data visualization library built around Vega & Vega-Lite.
>>
>> In Vega & Vega-Lite, data visualizations are specified as pure data 
>> descriptions about how to map properties of your data and interactions to 
>> aesthetics of a visualization.  To find out more about Vega & Oz please 
>> visit https://github.com/metasoarous/oz.
>>
>> This release specifically adds some major new features:
>>
>> * Jupyter notebook support via the Clojupyter & IClojure kernels
>> * Export of visualizations and scientific documents to live/interactive 
>> html files via the `export!` function
>> * Load markdown files, with a notation for embedding visualizations as 
>> code blocks
>> * Cljdoc API documentation (https://cljdoc.org/d/metasoarous/oz)
>>
>> These features, together with those already built into oz (REPL based 
>> workflow, hiccup support, Reagent components & publishing/sharing API), 
>> make oz a powerful tool for working with data visualizations and scientific 
>> documents from within Clojure, no matter the workflow.  I hope you find it 
>> useful.
>>
>>
>> *## Markdown support*
>>
>> I'd like to specifically illustrate the markdown support feature, as its 
>> the one I'm most excited to start using myself, as well as the one which 
>> demands the most explanation.
>>
>> How many times have you been working on a simple markdown document, and 
>> realized you wanted to add a data visualization to illustrate a point?  
>> What did you have to do to get it done?  My guess is you had fire up 
>> another tool, like R's `ggplot`, or Python's `matplotlib`, export a static 
>> figure, and awkwardly embed it into your markdown document, hoping to God 
>> you don't have to update it, and go through the ordeal again.
>>
>> With oz, you can simply embed vega-lite or vega visualizations like this:
>>
>>     # Some markown file
>>
>>     A data visualization:
>>
>>     ```edn vega-lite
>>     {:data {:values [{:a 2 :b 3 :c "T"} {:a 5 :b 2 :c "T"} {:a 7 :b 4 :c 
>> "Q"} {:a 3 :b 3 :c "Q"}]}
>>      :mark :point
>>      :width 400
>>      :encoding {:x {:field "a"}
>>                 :y {:field "b"}
>>                 :color {:field "c"}}}
>>     ```
>>
>> The `load` function parses the markdown file, and uses the `edn 
>> vega-lite` code block class to determine that the block should be 
>> interpreted as a Vega-Lite visualization.  The fact that `edn` is one of 
>> the classes here means that your text editor and other markdown processors 
>> (if you push to GitHub or whatever) will recognize what kind of data it is 
>> and highlight it appropriately.  (Thanks to GH users mpcarolin and yogthos 
>> for promptly updating their markdown processing libraries to allow for the 
>> specification of multiple code classes.)
>>
>> Once loaded, the corresponding document can be immediately viewed with 
>> the `view!` function, exported to a self-contained html file via `export!`, 
>> or published online with a shareable link via `publish!`.
>>
>> This notation allows you to embed as either `json` or `yaml` in lieu of 
>> `edn`, or `vega` in lieu of `vega-lite`.  Moreover, `hiccup` can be 
>> embedded (possibly with `[:vega ...]` or `[:vega-lite ...]` nodes), for 
>> when you want more power than Markdown affords, but don't want to resort to 
>> manually writing html in your beautiful Markdown.
>>
>>
>> *## Jupyter notebook support*
>>
>> While I personally prefer creating scientific documents from the comfort 
>> of my favorite text editor & REPL setup, I understand the value of the 
>> notebook environment.  In fact, my first programming language was 
>> Mathematica, and there's a part of me that holds warm reverie for the 
>> model.  Thus, it is with great pleasure that I announce that Oz can now be 
>> used as a go-to for those who enjoy using these environments and wish to be 
>> able to create powerful and interactive data visualizations therein.
>>
>> This feature would not have been possible without GH users mikeyford, 
>> keesterbrugge, jtcbrule, cgrand.
>> Thank you all for your help initiating and piecing together a solution to 
>> the problem(s)!
>>
>> For usage details can be found in the README.
>>
>>
>> *## In closing*
>>
>> I hope that you find this nexus of features and ideas useful, and that 
>> you help me make Vega, Vega-Lite & Oz a standard part of the Clojure 
>> toolkit for data science.
>>
>> Thanks for your time
>>
>> Christopher Small
>>
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