Created
March 15, 2020 15:54
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order_ds = orders_csv.merge(order_products_csv, | |
left_on='order_id', | |
right_index=True) | |
# Creating sequences based on transactions | |
order_product_list = order_ds.sort_values( | |
['user_id','order_id','add_to_cart_order']) | |
[['order_id','product_id']].values.tolist() | |
# Each entry of a corpus is one order represented by | |
# a chronologically sorted sequence of product IDs. | |
product_corpus = [] | |
sentence = [] | |
new_order_id = order_product_list[0][0] | |
for (order_id, product_id) in order_product_list: | |
if new_order_id != order_id: | |
product_corpus.append(sentence) | |
sentence = [] | |
new_order_id = order_id | |
sentence.append(str(product_id)) |
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