dan dropped a line = line.rstrip(), not to worry, I picked it up for him.

advanced/Scripts/gravity_parse.py

@@ -47,7 +47,7 @@ import sqlite3
 logfile = '/etc/pihole/pihole.2.eventHorizon.txt'
 
 # Create the SQLite connection
-conn = sqlite3.connect('/etc/pihole/pihole.db')
+conn = sqlite3.connect('/etc/pihole/gravity.db')
 
 # Python auto-handle commits, no need to call for commits manually
 with conn:
@@ -71,5 +71,6 @@ with conn:
     # Parse the log file into the database
     with open(logfile) as f:
         for line in f:
+            line = line.rstrip()
             sql = "INSERT INTO gravity (domain) VALUES (?)"
             c.execute(sql, (line,))