import facebookinsights as fi
token = str('Accesstoken')
page = fi.authenticate(token=token)

OAuthError: [190] Invalid OAuth access token.

KeyError: 'username'

import requests
import dateutil.parser as dateparser
import json
import sys
import time
from time import gmtime, strftime
from datetime import date as cdate

"""
turn off requests warning alerts
"""
requests.packages.urllib3.disable_warnings()


class parser:
"""
Base class FB Open Grapth parser
"""
access_token = "access_token=%s" % "1629420070704824|db1f2bd9284ad394675fbe104791398d"
posts = []
date = 'out'

def __init__(self, date):
    """
    set one file name to all posts parse in session
    :param date: str
    """

    self.date = date

def request(self, url, secure=True, iter=0):
    """
    request wrapper to retry request while connection abort
    :param url: str
    :param secure: bool
    :param iter: int
    :return json|bool
    """

    if secure:
        url = url.replace("http:", "https:")
    try:
        r = requests.get(url, verify=False, timeout=30)
        return json.loads(r.text)
    except:
        if iter <= 10:
            iter += 1
            print('RETRY '+str(iter))
            self.request(url, secure, iter)
        else:
            return False

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