View and delete ENIs created by lambda in "available" status

DeleteENIs

#Specify the region you want to run your scripts
region_val="ap-southeast-2"

#View Lambda function name asscoiated with ENIs in *in-use* status in a specific AWS region
aws ec2 describe-network-interfaces \
  --filters "Name=description,Values='AWS Lambda VPC ENI*'" "Name=status,Values='in-use'" \
  --query "NetworkInterfaces[].[RequesterId,Status,NetworkInterfaceId]" \
  --output text --region $region_val

#View Lambda function name asscoiated with ENIs in *available* status in a specific AWS region
aws ec2 describe-network-interfaces \
  --filters "Name=description,Values='AWS Lambda VPC ENI*'" "Name=status,Values='available'" \
  --query "NetworkInterfaces[].[RequesterId,Status,NetworkInterfaceId]" \
  --output text --region $region_val

#Deletes ENIs in *available* status created by lambda function(s) in the specific AWS region
aws ec2 describe-network-interfaces  \
   --filters "Name=description,Values='AWS Lambda VPC ENI*'" "Name=status,Values='available'" \
   --query "NetworkInterfaces[].[NetworkInterfaceId]"  \
   --output text \
   --region $region_val | \
   xargs -I {} \
   aws ec2 delete-network-interface \
   --network-interface-id {} \
   --region $region_val