just testing several code that return json
*e.g.*

*controllers/api.py*
def json_rows_as_list():
import json
query = (db.auth_user.id > 0)
rows = db(query).select()
json_list = json.dumps(rows.as_list(), default = str, sort_keys = True)
return dict(results = XML(json_list) )

"""
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/json_rows_as_list
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/json_rows_as_list.json
"""

def simplejson_rows_as_list():
import gluon.contrib.simplejson
query = (db.auth_user.id > 0)
rows = db(query).select()
json_list = gluon.contrib.simplejson.dumps(rows.as_list(), default = str, 
sort_keys = True)
return dict(results = XML(json_list) )

"""
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/simplejson_rows_as_list
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/simplejson_rows_as_list.json
"""

def response_json_rows_as_list():
query = (db.auth_user.id > 0)
rows = db(query).select()
return response.json(rows.as_list() )

"""
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/response_json_rows_as_list
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/response_json_rows_as_list.json
"""

@request.restful()
def restful_json_rows_as_list():
def GET():
query = (db.auth_user.id > 0)
rows = db(query).select()
return response.json(rows.as_list() )
return locals()

"""
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/restful_json_rows_as_list
curl -X GET --user admin:password -i 
http://127.0.0.1:8000/test/api/restful_json_rows_as_list.json
"""

is there any different in performance or anything between the way to return 
json ?

thanks and best regards,
stifan

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