data_fetcher/yfinance_client.py

import yfinance as yf

def fetch_intraday_data(symbol, start_date, end_date):
 """
 Fetches 15-minute intraday stock data for the specified symbol between start_date and end_date.

 Parameters:
 - symbol (str): The stock symbol to fetch data for (e.g., 'AAPL').
 - start_date (str): The start date for the data in 'YYYY-MM-DD' format.
 - end_date (str): The end date for the data in 'YYYY-MM-DD' format.

 Returns:
 - DataFrame: Pandas DataFrame containing the intraday stock data.
 """
 # Define the ticker object
 ticker = yf.Ticker(symbol)
 
 # Fetch the historical market data
 data = ticker.history(interval="15m", start=start_date, end=end_date)
 
 # Return the data
 return data

if __name__ == "__main__":
 # Example usage
 symbol = "AAPL" # Apple Inc.
 start_date = "2023-01-01"
 end_date = "2023-01-31"
 
 # Fetch the data
 data = fetch_intraday_data(symbol, start_date, end_date)
 
 # Display the first few rows of the data
 print(data.head())