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| import numpy as np | |
| def rollpad(array, rollx, rolly, mode='edge'): | |
| """Analogous to numpy.roll but using np.pad | |
| for greater flexibility""" | |
| if rollx > 0: | |
| xpad = (rollx,0) | |
| xtrim = slice(0,-rollx) | |
| else: |