A couple immediate thoughts: what if the data is spread across a mix of objects? Also, I think "labeled" might be a better kwarg name. Less likely to conflict with apis. I'll give this a careful look-see tomorrow.
Ben Root On Jul 25, 2015 7:03 PM, "Thomas Caswell" <tcasw...@gmail.com> wrote: > Hey all, > > Everyone should be aware of > https://github.com/matplotlib/matplotlib/pull/4787 which is both a very > simple, but very important change to the mpl API by providing a minimal API > to pass labeled data (that is anything that `foo[key]` return an array-like > object) into mpl plotting functions. > > This is due to Fernando and Brian's persuasive case to the importance of > starting to address labeled data in mpl and it is now or in 6-9 months > > The general approach follows R / seaborn / panadas and allows users to > pass in a `data` kwarg which if present, any data fields which are strings > are replaced by a call to `data[key]`. In code > > ax.plot(labeled_data['a'], labeled_data['b']) > > and > > ax.plot('a', 'b', data=labeled_data) > > are equivalent. > > This is the minimal change to get quality of life for users who work with > labeled data at the repl and to put a flag in the sand for the API that > down stream projects should be targeting. > > Major changes to what the plotting functions do (inferring labels, > inferring what computation to do etc) are out of scope for _this_ PR which > I want to see included in 1.5. What a higher-level API which can make use > of the additional meta-data available looks like is a much larger > discussion which will must have input from all of the stake holders (ex > IPython, pandas, bokeh, seaborn, xray). > > Tom > > > ------------------------------------------------------------------------------ > > _______________________________________________ > Matplotlib-devel mailing list > Matplotlib-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/matplotlib-devel > >
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