human
Solve the following python programming problem given the following code:
@ staticmethod 
def irs_ushahidi_import(r, **attr) : 
    '
            Import Incident Reports from Ushahidi

            @ToDo: Deployment setting for Ushahidi instance URL
        ' 
    T = current.T 
    auth = current.auth 
    request = current.request 
    response = current.response 
    session = current.session 
    system_roles = system_roles.s3.system_roles 
    ADMIN = system_roles.ADMIN 
    if (not auth.s3_has_role (ADMIN)) : 
        auth.permission.fail () 
if ((r.representation == 'html') and (r.name == 'ireport') and (not r.component) and (not r.id)) : 
        url = r.get_vars.get ('url', 'http://') 
        title = T ('Import Incident Reports from Ushahidi') 
        form = FORM (TABLE (TR (TH (B (('%s: ' % T ('URL')))), INPUT (_type = 'text', _name = 'url', _size = '100', _value = url, requires = [IS_URL (), IS_NOT_EMPTY ()]), TH (DIV (SPAN ('*', _class = 'req', _style = 'padding-right: 5px;')))), TR (TD (B (('%s: ' % T ('Ignore Errors?')))), TD (INPUT (_type = 'checkbox', _name = 'ignore_errors', _id = 'ignore_errors'))), TR ('', INPUT (_type = 'submit', _value = T ('Import'))))) 
        rheader = DIV (P (('%s: http://wiki.ushahidi.com/doku.php?id=ushahidi_api' % T ('API is documented here'))), P (('%s URL: http://ushahidi.my.domain/api?task=incidents&by=all&resp=xml&limit=1000' % T ('Example')))) 
        output = dict (title = title, form = form, rheader = rheader) 
        if form.accepts (request.vars, session) : 
            import_count = [0] 
            def count_items(job, import_count = import_count) : 
                if (job.tablename == 'irs_ireport') : 
                    import_count [0] += 1 
current.s3db.configure ('irs_report', deduplicate = count_items) 
            vars = form.vars 
            ushahidi_url = vars.url 
            import os 
            stylesheet = os.path.join (request.folder, 'static', 'formats', 'ushahidi', 'import.xsl') 
            if (os.path.exists (stylesheet) and ushahidi_url) : 
                ignore_errors = vars.get...

    
    

    Fix the buggy line: system_roles = system_roles.s3.system_roles
assistant
#Here is Python code to fix the buggy line: system_roles = system_roles.

system_roles = session.s3.system_roles