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import pandas as pd |
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import json |
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import yfinance as yf |
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import numpy as np |
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import psycopg2 |
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from psycopg2.extras import execute_values |
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from tqdm import tqdm |
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with open('/flask/data_init/assets_tw.json') as f: |
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data_tw = json.load(f) |
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#SQL setting |
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SQL_CONFIG = dict(database="portfolio_platform", user='postgres', password='password', host='db',port ='5432') |
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# TW Stocks |
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conn = psycopg2.connect(**SQL_CONFIG) |
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cursor = conn.cursor() |
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cursor.execute("SELECT COUNT(*) FROM stock_price_tw;") |
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row_count = cursor.fetchone()[0] |
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if row_count <= 0 : |
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for ticker in tqdm(data_tw): |
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df = yf.download(ticker, start="2007-1-1", progress=False) |
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value =[(ticker, df.index[i], df['Close'][i]) for i in range(len(df))] |
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with conn: |
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with conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor) as curs: |
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sql = "insert into stock_price_tw (ticker, date, price) values %s" |
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execute_values(curs, sql, value) |
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print("Finish initialize") |
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else: |
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print("DB already have data")
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