[Python] Download all posts with likes and comments of those posts at the same time using the...

I am trying to download all the posts and the comments (and replies to comments) for that post in a public Facebook page. Here is the code that I am using:

from facepy import GraphAPI
import json

page_id = "Google"
access_token = "access_token"

graph = GraphAPI(access_token)

data = graph.get(page_id + "/feed", page=True, retry=3, limit=100,fields='message,likes')


i = 0
for p in data:
print 'Downloading posts', i
with open('facepydata/content%i.json' % i, 'w') as outfile:
json.dump(p, outfile, indent = 4)
i += 1


First of all (1) this code is giving me this exception:
facepy.exceptions.FacebookError: [1] Please reduce the amount of data you're asking for, then retry your request
How should I solve this problem?
Second: (2) How can I get all the likes, comments and replies at the same time of getting the posts (paging is also required in likes, comments and replies to get all of them). page=True not working for these fields.

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