hpaulj questions

hpaulj answers

• How to combine column vectors into a matrix
• h5py chunking structured structured numpy arrays
• argparse optional positional argument and subparsers arguments
• How to load csv file containing strings and numbers using genfromtxt?
• python sparse csr matrix: how to serialize it
• TypeError: 'int' object is not subscriptable when I try to pass three arguments in parse.parse_args()
• Argparse Dictionary to Namespace
• getting elements of array in python with a single line
• Storing string datasets in hdf5 with unicode
• Adding two `csc` sparse matrices of different shapes in python