[FIX] Allow to generate printing options without a report

base_report_to_printer/models/printing_printer.py

@@ -156,9 +156,6 @@ class PrintingPrinter(models.Model):
     @api.multi
     def print_options(self, report=None, **print_opts):
         options = {}
-        if not report:
-            return options
-
         for option, value in print_opts.items():
             try:
                 options.update(getattr(