Export Photo Metadata from the Apple Photos App on a MAC
Write The Metadata Into The "Apple Script Output" file in comma delimited format
each photo can generate multiple rows in the output file, one for each keyword
all comma's in the metadata are changed to dashes to avoid corrupting the csv format.
There is a switch to either append to existing file for start a new one
This script works fine for under 4,000 photos, not used for more than this
step 1 - Open the Mac Photos app and select some photos
Step 2 - Open this file with the script editor and run this script
Step 3 - Check the output file Photo Tag Export.csv on the desktop