On 2017-03-30 05:18, Markus Meskanen wrote: > Hi Pythonistas, > > yet again today I ended up writing: > > d = [[0] * 5 for _ in range(10)] > > > Thoughts? It looks like you are initializing matrices. Can you make a helper function? d = matrix(shape=(5, 10), default=0) or maybe use NumPy?