Fix python 3.8 compatibility.

Author: karliss

inkcut/device/transports/serialport/plugin.py

@@ -106,7 +106,7 @@ def make_filter(self, port_info: SerialPortInfo):
             if port_info.description:
                 text = port_info.description
                 text = text.replace(port_info.device_path, '').strip()
-                text = text.removeprefix('-').removeprefix(':').strip()
+                text = text.strip('-: ')
                 if text:
                     self.port_filter_name = re.escape(text)
 

tests/transport/test_serial_config.py

@@ -78,4 +78,10 @@ def test_make_filter():
     config = SerialConfigBase()
     config.make_filter(info)
     assert config.port_matches(info)
-    assert not config.port_matches(SerialPortInfo(description='a', usb_vid=123, usb_pid=321))
+    assert not config.port_matches(SerialPortInfo(description='a', usb_vid=123, usb_pid=321))
+
+    info = SerialPortInfo(device_path='/dev/someport1', description=r" /dev/someport1: description",
+                          usb_vid=123, usb_pid=321)
+    config = SerialConfigBase()
+    config.make_filter(info)
+    assert config.port_filter_name == "description"