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1 change: 1 addition & 0 deletions .gitignore
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.venv
1 change: 1 addition & 0 deletions .python-version
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52 changes: 52 additions & 0 deletions case_1/case_1.py
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# %%

import sqlalchemy
import mysql.connector
import pandas as pd

eng = sqlalchemy.create_engine('mysql+mysqlconnector://looqbox-challenge:looq-challenge@35.199.115.174/looqbox-challenge')

#%%
def retrieve_data(product_code:int=None, store_code:int=None, date:list=None)->pd.DataFrame:
""" Docstring criada com apoio de IA
Busca dados de vendas de produtos com base nos filtros fornecidos.

A função constrói uma consulta SQL dinamicamente conforme os parâmetros
passados e retorna os resultados em um DataFrame do Pandas.

Args:
product_code (int, optional): Código identificador do produto.
Defaults to None.
store_code (int, optional): Código identificador da loja.
Defaults to None.
date (list, optional): Lista de datas (formato ISO)
para filtrar as vendas (`IN`). Defaults to None. Ex.: '2019-01-01'

Returns:
pd.DataFrame: DataFrame contendo todas as colunas da tabela
`data_product_sales` que atendem aos critérios de filtragem.
"""

params = []

query = """
SELECT *
FROM data_product_sales t1
WHERE 1=1
"""

if product_code:
query += " AND t1.PRODUCT_CODE = %s"
params.append(product_code)

if store_code:
query += " AND t1.STORE_CODE = %s"
params.append(store_code)

if date:
data_placeholder = ", ".join(["%s"] * len(date)) #AI
query += f" AND t1.DATE IN ({data_placeholder})"
params.extend(date)

df = pd.read_sql(query, eng, params=tuple(params))
return df
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