import psycopg2
from pymongo import MongoClient


def get_database():
    client = MongoClient("mongodb://root:password@localhost:27017")
    return client['documents']


if __name__ == "__main__":
    dbname = get_database()
    print(dbname['docs'].find_one())
    conn = psycopg2.connect(
        host="localhost",
        database="bd2",
        user="pawUser",
        password="pawUser")
    cur = conn.cursor()
    cur.execute('SELECT version()')
    print(cur.fetchone())