Can u Fix it?

i will kick all member from group, and this code is wrong , can u help me for fix this problem?
`#-*-coding: utf-8 *

from line import LineClient, LineGroup, LineContact

try:
client = LineClient("test@gmail.com", "test")
#client = LineClient(authToken="AUTHTOKEN")

except:
print "Login Failed"

authToken = client.authToken

print authToken,"\n"

group = LineGroup(client, client.groups[0])

print group

group.kickoutFromGroup()`