db info

db_info.py

# Get DB IP info
if os.environ.get('DB_PORT_5432_TCP_ADDR') != None:
    db_host = os.environ['DB_PORT_5432_TCP_ADDR']
else:
    db_host = os.getenv('SRDBHOST', "localhost")

# Get DB Port info
if os.environ.get('DB_PORT_5432_TCP_PORT') != None:
    db_port = os.environ['DB_PORT_5432_TCP_PORT']
else:
    db_port = os.getenv('SRDBPORT', "5432")

# Get DB PW info
if os.environ.get('POSTGRES_PASSWORD') != None:
    db_pass = os.environ['POSTGRES_PASSWORD']
else:
    db_pass = os.getenv('SRDBPASS', "mysupersecretpassword")