# A sample Python script for data processing.

import json
from collections import Counter

@dataclass
class DataSet:
    """A class to represent a collection of data records."""
    name: str
    records: list[dict]

    def __init__(self, name: str, file_path: str):
        self.name = name
        self.records = self._load_from_json(file_path)

    def _load_from_json(self, file_path: str) -> list[dict]:
        """Loads data from a JSON file."""
        try:
            with open(file_path, 'r') as f:
                return json.load(f)
        except FileNotFoundError:
            print(f"Error: File not found at {file_path}")
            return []

    def get_summary(self) -> dict:
        """Provides a basic summary of the dataset."""
        return {
            "total_records": len(self.records)
        }

# --- Main Execution ---
if __name__ == "__main__":
    user_data = DataSet(name="User Data", file_path="users.json")
    print(user_data.get_summary())