Hi guyz . iam just a beginner in google app engine..plz help me "abt deleting datas from DATASTORE"

hi,
     while trying to delete the datas from the datastore it shows the error...

BadArgumentError at /employee/removeall/

Expected an instance or iterable of (<class 'google.appengine.ext.db.Model'>, <class 'google.appengine.api.datastore_types.Key'>, <type 'basestring'>); received <bound method Employeeprofile.key of <ITISMYAPP.main.models.Employeeprofile object at 0xb090aac>> (a instancemethod).

Request Method:	GET
Request URL:	http://localhost:9778/employee/removeall/
Exception Type:	BadArgumentError
Exception Value:	Expected an instance or iterable of (<class 'google.appengine.ext.db.Model'>, <class 'google.appengine.api.datastore_types.Key'>, <type 'basestring'>); received <bound method Employeeprofile.key of <ITISMYAPP.main.models.Employeeprofile object at 0xb090aac>> (a instancemethod).
Exception Location:	/home/user/google_appengine/google/appengine/api/datastore.py in NormalizeAndTypeCheck, line 148

//in my view

from ITISMYAPP.main.models import Employeeprofile
from google.appengine.ext import db

def removeall(request):
    employees =Employeeprofile.all().fetch(2000)
    employeekeys = []
    for employee in employees:
        employeekeys.append(employee.key)
    db.delete(employeekeys)
    return render_to_response('main/index.html')
  
i dont know why?,,,,

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