def document_uri_self_claim(claimant):
    return {
        'claimant': claimant,
        'uri': claimant,
        'type': u'self-claim',
        'content_type': None,
    }
Return a "self-claim" document URI dict for the given claimant.
dataset/ETHPy150Open hypothesis/h/h/api/parse_document_claims.py/document_uri_self_claim