Some linter fixes.

Signed-off-by: a.y.volkov <a.y.volkov@yadro.com>

robot/resources/lib/python_keywords/cli_helpers.py

@@ -6,8 +6,8 @@ and other CLIs.
 """
 
 import subprocess
-import pexpect
 
+import pexpect
 from robot.api import logger
 
 ROBOT_AUTO_KEYWORDS = False
@@ -21,20 +21,21 @@ def _cmd_run(cmd, timeout=30):
     try:
         logger.info(f"Executing command: {cmd}")
         compl_proc = subprocess.run(cmd, check=True, universal_newlines=True,
-                    stdout=subprocess.PIPE, stderr=subprocess.STDOUT, timeout=timeout,
-                    shell=True)
+                                    stdout=subprocess.PIPE, stderr=subprocess.STDOUT, timeout=timeout,
+                                    shell=True)
         output = compl_proc.stdout
         logger.info(f"Output: {output}")
         return output
     except subprocess.CalledProcessError as exc:
         raise RuntimeError(f"Error:\nreturn code: {exc.returncode} "
-        f"\nOutput: {exc.output}") from exc
+                           f"\nOutput: {exc.output}") from exc
     except Exception as exc:
         return_code, _ = subprocess.getstatusoutput(cmd)
         logger.info(f"Error:\nreturn code: {return_code}\nOutput: "
-        f"{exc.output.decode('utf-8') if type(exc.output) is bytes else exc.output}")
+                    f"{exc.output.decode('utf-8') if type(exc.output) is bytes else exc.output}")
         raise
 
+
 def _run_with_passwd(cmd):
     child = pexpect.spawn(cmd)
     child.expect(".*")