Working with files in Python is pretty easy. But there’s a common mistake that can sneak into your code. Not closing the file ...

In this paper the authors propose a mathematical model of fingerprint images based on the vectors of ridge count values. The model takes into account the instability of the values of the ridge count ...

Since my function was linked to a specific cell as the lookup value ... with the new count. While my example is a relatively simple use of COUNTIF, you can use the function to check entire worksheets ...