create_topogram fails on first attempt

[ungentilgarcon]

needs reworking: needs to be executed 2 times for some reason

It is URGENTLY needed, because no one knows appart from the curious and motivated that it is the way to go

[ungentilgarcon]

HERE IS THE RETURN OF func create_topogram on first try:
"""
Creating topogram 'XXX'
{u'status': u'success', 'status_code': 200, u'data': u'Lcs7LQF7ojmAK7fXv', u'statusCode': 201}

---

TypeError Traceback (most recent call last)
in ()
1 title = "XXX"
----> 2 create_topogram(title, my_nodesdictList, my_edges)

in create_topogram(title, nodes, edges)
9 r = topogram.get_topogram_by_name(title)
10 print r
---> 11 topogram_ID = r["data"]["_id"]
12 print "topogram ID : %s"%topogram_ID
13

TypeError: string indices must be integers

"""