Use argparse for 4D to 3D
Use argparse for 4D to 3D
bthirion/nipy,nipy/nipy-labs,arokem/nipy,alexis-roche/register,bthirion/nipy,nipy/nipy-labs,arokem/nipy,alexis-roche/register,alexis-roche/nipy,alexis-roche/register,arokem/nipy,alexis-roche/nireg,alexis-roche/nipy,nipy/nireg,alexis-roche/nireg,alexis-roche/nipy,alexis-roche/nipy,alexis-roche/niseg,bthirion/nipy,alexis-roche/niseg,nipy/nireg,arokem/nipy,bthirion/nipy