Sample upload file to DVIDS API

gistfile1.py

from form_post import encode_multipart_formdata
import httplib, json, mimetypes

DVIDS_API_SECRET = ''

def post_to_dvids(my_unit_id, path_to_asset):
    response_data = {}
    access_token = get_token(request)
    if not access_token:
        tokens = refresh_tokens(request)
        access_token = tokens.get('access_token')

    fields = {
        ("unit", str(my_unit_id))
    }

    f = open(path_to_asset)

    files = [
        ("file", path_to_asset, f.read())
    ]

    f.close()

    content_type, body = encode_multipart_formdata(fields, files)

    headers = {
        "Content-Type": "text/HTML",
        "Accept": "application/json",
        "Cache-Control": "no-cache, no-store, must-revalidate",
        "Pragma": "no-cache",
        "Expires": 0
    }
    headers["Authorization"] = access_token
    headers["Content-Type"] = content_type
    headers["Content-Length"] = str(len(body))

    mimeguess = mimetypes.guess_type(path_to_asset, strict=True)
    mimetype = mimeguess[0]

    if mimetype == "image/jpeg":
        uri_type = 'images'
    else:
        uri_type = 'videos'

    uri = "/%s?api_key=%s" % (uri_type, DVIDS_API_SECRET)

    conn = httplib.HTTPSConnection('api.dvidshub.net')
    conn.request("POST", uri, body, headers)
    response = conn.getresponse()
    data = response.read()
    conn.close()
    J = json.loads(data)

    if response.status == 201:
        response_data = json.dumps({
            'status': 'success',
            'batch_id': J.get('batch_id')
        })
    else:
        response_data["message"] = "The asset has been rejected by DVIDS"
        response_data["dvids_error"] = J