def true_code():
    import pandas as pd
    
    df = pd.read_csv('data/raw_data/Data.csv', sep=",")
    
    df['Timestamp'] = pd.to_datetime(df['Timestamp'])
    df['Year'] = df['Timestamp'].dt.year
    df['Month'] = df['Timestamp'].dt.month
    
    data = df[df['Year'] == 2018]
    data = data[data['station'] == 'Lal Bahadur Shastri Nagar, Kalaburagi - KSPCB']
    
    winter_data = data[(data['Month'] == 12) | (data['Month'] <= 2)]
    summer_data = data[(data['Month'] >= 3) & (data['Month'] <= 5)]
    monsoon_data = data[(data['Month'] >= 6) & (data['Month'] <= 9)]
    
    summer_avg = summer_data['PM2.5'].mean()
    winter_avg = winter_data['PM2.5'].mean()
    monsoon_avg = monsoon_data['PM2.5'].mean()
    
    print("Winter Average PM2.5:", winter_avg)
    print("Monsoon Average PM2.5:", monsoon_avg)
    print("Summer Average PM2.5:", summer_avg)

true_code()