connection.py 文件源码

def __init__(self, username, password=None):
        # Get password if necessary
        if password is None:
            password = getpass()
        # Get URL for the database
        self.db_url = "http://galaxy-catalogue.dur.ac.uk:8080/Eagle"
        # Set up authentication and cookies
        self.password_mgr = urllib2.HTTPPasswordMgrWithDefaultRealm()
        self.password_mgr.add_password(None, self.db_url, username, password)
        self.opener = urllib2.OpenerDirector()
        self.auth_handler   = urllib2.HTTPBasicAuthHandler(self.password_mgr)
        self.cookie_handler = urllib2.HTTPCookieProcessor(cookie_jar)

    ## This functions executes an SQL query on the database and returns the result as a record array.