AI Dev Tool: Mark Zuckerberg Cambridge Analytica

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Preview Code

```python
# AI Dev Tool: PostgreSQL Vector Search Extension with Rust Inside Python (PyO3)
# Description: A production-ready developer code asset that integrates PostgreSQL vector search with Rust inside Python using PyO3.
# Requirements: PostgreSQL, Rust, PyO3, Python 3.8+

import os
import psycopg2
from pyo3 import create_extension

# PostgreSQL connection settings
DB_HOST = os.environ.get('DB_HOST', 'localhost')
DB_PORT = os.environ.get('DB_PORT', 5432)
DB_NAME = os.environ.get('DB_NAME', 'vector_search')
DB_USER = os.environ.get('DB_USER', 'postgres')
DB_PASSWORD = os.environ.get('DB_PASSWORD', 'postgres')

# Create a PostgreSQL connection
def create_connection():
    """Create a PostgreSQL connection"""
    try:
        conn = psycopg2.connect(
            host=DB_HOST,
            port=DB_PORT,
            database=DB_NAME,
            user=DB_USER,
# ... full runnable version includes tests & documentation