check_data.py

import pandas as pd
import os

data_dir = r"C:\Users\KAUSTAV\OneDrive\Desktop\NetWokie\NetWokie-AI\datasets"

for f in ["dataset_1.csv", "dataset_2.csv", "dataset_3.csv", "processed_dataset.csv"]:
    path = os.path.join(data_dir, f)
    if os.path.exists(path):
        try:
            df = pd.read_csv(path, nrows=0)
            print(f"--- {f} ---")
            print(list(df.columns))
        except Exception as e:
            print(f"Error reading {f}: {e}")