====== Data-processing ======

  * lazy 
    * https://dask.org/
    * https://github.com/rstojnic/lazydata
  * dataflow
    * https://github.com/kkyon/botflow


===== Data set 관리 ======

  * https://towardsdatascience.com/importing-data-in-python-f6602add57b7
  * https://towardsdatascience.com/creating-a-dataset-using-an-api-with-python-dcc1607616d