BUG: forgot to add space in function get_interpolation
BUG: forgot to add space in function get_interpolation

Former-commit-id: ee7f2359b872323c64f22e7316fcde770ec1b544 [formerly 266a14f7463ad02e34dd506b5e36e0017196d182]
Former-commit-id: 9b5244550a20a78005048e786710ed6279a8a6ae
Former-commit-id: b71b3a858b536002384de459d048cd6fc2dcda05
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox