import fdb

def fdb_set_all_password(con_dsn, con_user='SYSDBA', con_password='masterkey', set_password='masterkey'):
    print('Modificando a senha de todos os usuarios em', con_dsn, 'para', set_password)

    try:
        con = fdb.connect(dsn=con_dsn, user=con_user, password=con_password)
        print('Sucesso ao aplicar senha em', con_dsn, 'para', set_password)
        return True
    except Exception as e:
        print('\n')
        print(str(e))
        return False

res = fdb_set_all_password('localhost/3052:d:\Bancos\Firebird3\BSOFTCT.FDB', 'sysdba', 'masterkey')