fix a typo

2019-05-22 17:20:15 +05:00 · 2019-05-22 17:20:15 +05:00 · 7c01a30d6c
parent 035c425581
commit 7c01a30d6c
1 changed files with 1 additions and 1 deletions
--- a/src/escpos/printer.py
+++ b/src/escpos/printer.py
@ -72,7 +72,7 @@ class Usb(Escpos):
        # only libusb1 backend implements the methods is_kernel_driver_active()
        # and detach_kernel_driver(). This change helps enable this
        # library to work on Windows.
-        if sef.device.backend.__module__.endswith("libusb1"):
+        if self.device.backend.__module__.endswith("libusb1"):
            check_driver = None

            try: