Obtaining sigma (backscatter) from Sentinel 1 subset

what happens when you type import snappy?

There is another python package called snappy, it is therefore important to install snappy with the procedure mentioned above. For example, running “pip install snappy” will load the wrong package.

Are you sure you installed the package in the correct python installation? Sometimes, there are several installed on the computer, e.g. when you use ArcGIS.

Maybe a colleague can help you to configure snappy.

This is what worked for me:

Please help me with the python script for Speckle Filtering of Sentinel-1A images.