retrieve_file.py

def retrieve_file(file_name, db_name, table_name):
    try:
        # Establish a connection
        connection = sqlite_connect(db_name)
        print(f"Connected to the database `{db_name}`")

        # Create a cursor object
        cursor = connection.cursor()

        sql_retrieve_file_query = f"""SELECT * FROM {table_name} WHERE name = ?"""
        cursor.execute(sql_retrieve_file_query, (file_name,))

        # Retrieve results in a tuple
        record = cursor.fetchone()
        # Save to a file
        write_to_file(record[1], record[0])
    except sqlite3.Error as error:
        print("Failed to insert blob into the table", error)
    finally:
        if connection:
            connection.close()
            print("Connection closed")