airflow_conn_export.py

from airflow.utils import db
from airflow.models import Connection
import csv

outfile = open('myconnections.csv', 'w')
outcsv = csv.writer(outfile)

with db.create_session() as session:
    connections = session.query(Connection).all()

conn_list = [
    [getattr(c, column.name) for column in Connection.__mapper__.columns]
    for c in connections
]
outcsv.writerows(conn_list)
outfile.close()