plotting data availability with matplotlib
Though somewhat strange I happen to come to a need of having a plot of dates that a particular dataset is available on. Doing my exploration in Jupyter notebook it just felt pretty natural to have it written in Python and generated as a graph, with matplotlib. This resulted in a visually appealing description of the dataset. Also, due to the ease of change, I could modify the plot to show additional elements. Although adding more and more, it started to look weirdly confusing, with the need of legend, more insight into it, etc. ...