rfezzani

from tifffile import TiffFile
import numpy as np


def get_crop(page, i0, j0, h, w):
    """Extract a crop from a TIFF image file directory (IFD).
    
    Only the tiles englobing the crop area are loaded and not the whole page.
    This is usefull for large Whole slide images that can't fit int RAM.

rfezzani

"""Decorator ensuring backward compatibility when an argument name is
modified in a function definition.

# Use case

Let's suppose that in a previous version, the function `func` was defined
with the `old_arg` argument name:

```python
def func(old_arg, arg=0):