def print_export_companies(self):
d = Printer()
doc = d.export_companies()
response.headers["Content-type"] = "text/xml; charset='utf-8'"
response.headers["Content-disposition"] = "attachment; filename=%s" % "kontrahenci.xml"
content = doc.getvalue()
response.headers["Content-Length"] = str(len(content))
doc.close()
return content
