pylint finds cases of bad indentation:
************* Module cinder.volume.drivers.netapp.common
W:146, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
************* Module cinder.volume.drivers.netapp.utils
W:197, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:207, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:208, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:209, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:210, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:211, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:212, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:213, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:214, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:215, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:216, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:217, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:218, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:219, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:220, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:221, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:222, 0: Bad indentation. Found 8 spaces, expected 4 (bad-indentation)
W:232, 0: Bad indentation. Found 20 spaces, expected 12 (bad-indentation)
************* Module cinder.volume.drivers.netapp.eseries.client
W:127, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:129, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:130, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:133, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
************* Module cinder.volume.drivers.netapp.ssc_utils
W:421, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:422, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:427, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:428, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:429, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:430, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:431, 0: Bad indentation. Found 20 spaces, expected 16 (bad-indentation)
W:432, 0: Bad indentation. Found 20 spaces, expected 16 (bad-indentation)
W:433, 0: Bad indentation. Found 20 spaces, expected 16 (bad-indentation)
W:434, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:435, 0: Bad indentation. Found 20 spaces, expected 16 (bad-indentation)
W:436, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:437, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:438, 0: Bad indentation. Found 20 spaces, expected 16 (bad-indentation)
W:439, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:440, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:441, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:442, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:443, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:444, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:445, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:446, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:447, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:448, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:449, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:450, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:451, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:452, 0: Bad indentation. Found 20 spaces, expected 16 (bad-indentation)
W:453, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:454, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:455, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:456, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:506, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:507, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:518, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
W:519, 0: Bad indentation. Found 12 spaces, expected 8 (bad-indentation)
************* Module cinder.volume.drivers.netapp.nfs
W:275, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:276, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:279, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:280, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:281, 0: Bad indentation. Found 16 spaces, expected 12 (bad-indentation)
W:355, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:356, 0: Bad indentation. Found 28 spaces, expected 24 (bad-indentation)
W:357, 0: Bad indentation. Found 32 spaces, expected 28 (bad-indentation)
************* Module cinder.volume.drivers.netapp.iscsi
W:1226, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
************* Module cinder.volume.drivers.san.hp.hp_3par_common
W:421, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
W:422, 0: Bad indentation. Found 24 spaces, expected 20 (bad-indentation)
Fix proposed to branch: master
Review: https:/