def col(matlist, i):
    matcol = [list(l) for l in zip(*matlist)]
    return [[l] for l in matcol[i]]
Show that one must be authenticated to add a repo to an org.
dataset/ETHPy150Open sympy/sympy/sympy/matrices/densetools.py/col--crossover with--dataset/ETHPy150Open sigmavirus24/github3.py/tests/unit/test_orgs.py/TestOrganizationRequiresAuth.test_add_repository