import requests, json, hmac, pickle, hashlib, time
import sqlite3 as db

comm = db.connect(database="gorzdrav", check_same_thread = False)
cur = comm.cursor()


try:
    cur.execute("""SELECT * FROM cards""")
    for row in cur.fetchall():
    	print('https://barcode.tec-it.com/barcode.ashx?data=' + row[0] + '&code=EAN13')

except db.DatabaseError as x:
    print ("Ошибка: ", x)
else:
    comm.commit()