from blabel import LabelWriter
import time
from subprocess import call
while(True):
    nr_seryjny = input('Wprowadź numer seryjny:')
    #nr_seryjny = "VWAZ000000"
    label_writer = LabelWriter(r"C:\label\item_template.html", default_stylesheets=(r"C:\label\style.css",))
    records = [
    dict(sample_id="#+Teilenummer+#+[Herst.Datum]+#"+nr_seryjny, sample_name=nr_seryjny),
    ]
    target = r"C:\label\etykieta\label.pdf"
    label_writer.write_labels(records, target=target)

    start = time.perf_counter()
    sumatra = "C:\\Program Files\\SumatraPDF\\SumatraPDF.exe"

    call([sumatra, '-print-to-default', '-silent', '-print-settings', 'landscape', target])
    end = time.perf_counter()
    #print("PDF printing took %5.9f seconds" % (end - start))