As noted above, NumPy arrays behave a lot like other Python objects, for the sake of convenience. For instance, they can be indexed like lists; arr[0] accesses the first element of a NumPy array.

Python is powerful, versatile ... Dask’s own versions of NumPy arrays, lists, or Pandas DataFrames. Swap in the Dask versions of those constructions for their defaults, and Dask will ...