Add python 3.8.1 base image

base/python:3.8

+FROM python:3.8.1
+ MAINTAINER Tamas Gal <tgal@km3net.de>
+
+ RUN apt-get update -qq && apt-get install -y -qq libhdf5-dev
+
+ RUN pip install -U pip setuptools wheel
+
+ RUN pip install numpy
+ RUN pip install scipy pandas sklearn statsmodels numba numexpr tables h5py
+ RUN pip install pytest pytest-cov docopt sphinx sphinx-gallery
+ RUN pip install matplotlib seaborn pillow ipython jupyter notebook pillow