Gustavo Frederico gcsfred
gcsfred
/ _get_recommendations_fragment.py
Created
February 3, 2020 16:01
Get product recommendations from Amazon Personalize (fragment)
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| def get_product_recommendations(config, user): | |
| _log_info('Retrieving product recommendations') | |
| return _get_recommendations(user, config['DEFAULT']['product_recommendations_campaignArn']) | |
| def _get_recommendations(user, campaign): | |
| personalize = boto3.client('personalize-runtime', 'us-east-2') | |
| response = personalize.get_recommendations(campaignArn=campaign, userId=user) | |
| answer = [] | |
| _log_info('Recommended items:') |
gcsfred
/ _get_ranking_fragment.py
Created
February 3, 2020 16:07
Retrieve product ranking from Amazon (fragment)
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| def get_product_ranking(config, user, input_list): | |
| _log_info('Retrieving product ranking') | |
| answer = _get_ranking(config['DEFAULT']['product_rankings_campaignArn'], user, input_list, | |
| float(config['DEFAULT']['product_ranking_start']), | |
| float(config['DEFAULT']['product_ranking_steps_down'])) | |
| return answer | |
| def _get_ranking(campaign, user, input_list, start, steps_down): |
gcsfred
/ query_es_fragment.py
Last active
February 3, 2020 16:13
Query Elasticsearch with boosts and weights given by Amazon Personalize
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| def query_es(text_search, category_boost_pairs, product_id_weight_pairs): | |
| client = Elasticsearch() | |
| the_body = { | |
| "query": { | |
| "function_score": { | |
| "query": { | |
| "bool": { | |
| "should": arrange_json_array( | |
| transform_category_boost(category_boost_pairs), { | |
| "match": { |
gcsfred
/ config.conf
Created
February 3, 2020 16:18
Sample integration between Elasticsearch and Amazon Personalize - entire file
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| [DEFAULT] | |
| product_ranking_start = 10 | |
| product_ranking_steps_down = 0.2 | |
| cat_ranking_start = 10 | |
| cat_ranking_steps_down = 0.2 | |
| product_recommendations_campaignArn=arn:aws:personalize:us-east-2:11123456:campaign/es-test03-hrnn | |
| product_rankings_campaignArn=arn:aws:personalize:us-east-2:222789:campaign/es-test03-rank | |
| property1_recommendations_campaignArn=arn:aws:personalize:us-east-2:3333456:campaign/es-test03-cat-hrnn | |
| property1_rankings_campaignArn=arn:aws:personalize:us-east-2:444789:campaign/es-test03-cat-rank |
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