update to fix pylint

Author: michthom

.pre-commit-config.yaml

@@ -30,5 +30,5 @@ repos:
         name: pylint (examples code)
         description: Run pylint rules on "examples/*.py" files
         entry: /usr/bin/env bash -c
-        args: ['([[ ! -d "examples" ]] || for example in $(find . -path "./examples/*.py"); do pylint --disable=missing-docstring,invalid-name $example; done)']
+        args: ['([[ ! -d "examples" ]] || for example in $(find . -path "./examples/*.py"); do pylint --disable=missing-docstring,invalid-name,consider-using-f-string $example; done)']
         language: system

examples/busdevice_read_register_i2c_simpletest.py

@@ -17,5 +17,4 @@
     result = bytearray(1)
     bus_device.readinto(result)
 
-x = ""  # Suppress "undefined variable" error in pylint check
 print("".join([f"{x:02x} for x in result"]))

examples/busdevice_read_register_spi_simpletest.py

@@ -19,5 +19,4 @@
     result = bytearray(1)
     bus_device.readinto(result)
 
-x = ""  # Suppress "undefined variable" error in pylint check
 print("".join([f"{x:02x} for x in result"]))