there is no need for module just edit the module name calendar in config file
Step 1: go to google calendar settings select the calendar you want to display copy the public key in ical format URL
Step 2: open config file
{
module: “calendar”,
header: “Upcoming Events”,
position: “top_left”,
config: {
calendars: [
{
symbol: “My events”,
url: “paste the URL here” }
]
}
},

Step 1: Terminal—>nano google_auto_start.sh
Step 2: type the following command
#!/bin/bash

source env/bin/activate
cd ~/MagicMirror/modules/MMM-GoogleAssistant/pi
python assistant.py

Step 3: ctrl+x—>y
Step 4: Terminal—>ls -l google_auto_start.sh
Step 5: Terminal—> sudo chmod +x google_auto_start.sh
Step 6: Terminal—>ls -l google_auto_start.sh (google_auto_start.sh must be in green colour)
Step 7: Terminal—>./google_auto_start.sh (to check whether the script is working)
Step 8: pm2 start google_auto_start.sh
Step 9: pm2 save