def current_account_overview(client):
    """
    client: the client created from the user_login() function.
            returns dict (json) of the current user's account overview.
    """
    response = client.get('http://www.reddit.com/api/me.json')
    acc_info = response.json()['data']
    if not acc_info:
        raise Exception('No data found, Please user user_login() to log in')
    return acc_info
