invoicecheck

def check_einvoice(tax_no):
    import shutil
    import requests
    import os
    import pytesseract
    from bs4 import BeautifulSoup
    from PIL import Image
    import uuid
    no = tax_no
    result = False
    if no:
        headers = {
            'User-Agent': 'Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.1) Gecko/2008071615 Fedora/3.0.1-1.fc9 Firefox/3.0.1'
        }
        session = requests.Session()
        url = 'https://sorgu.efatura.gov.tr/kullanicilar/img.php'
        response = session.get(url, stream=True)
        img_file = '/tmp/{}.jpg'.format(uuid.uuid4())
        with open(img_file, 'wb') as out_file:
            shutil.copyfileobj(response.raw, out_file)
        del response
        metin = pytesseract.image_to_string(Image.open(img_file))
        payload = {'search_string': str(no),'captcha_code': str(metin)}
        r = session.post(
            'https://sorgu.efatura.gov.tr/kullanicilar/xliste.php',
            headers=headers,
            data=payload
        )
        corba = BeautifulSoup(r.text, features='html.parser')
        guvenlik_kodu = corba.find('p', attrs={'style':'color:red;font-weight:bold'})
        if guvenlik_kodu:
            if not guvenlik_kodu.text == "Lütfen sadece sayısal değerler giriniz!":
                result = check_einvoice(tax_no=tax_no)
        else:
            d = corba.find("div")
            if d:
                if d.text == "Mükellef kayıtlıdır.":
                   result = True
        os.remove(img_file)