[py] Ignore devtools during linting (#15410)

This excludes code in the `selenium/webdriver/common/devtools` directory from Python linting tool configurations (black, flake8, docformatter), so linting can run without complaining about devtools violations.

Author: cgoldberg

py/pyproject.toml

@@ -135,12 +135,14 @@ ignore_missing_imports = true
 # PEP recommended sections (https://peps.python.org/pep-0008/#imports)
 # files or individual lines can be ignored via `# isort:skip|# isort:skip_file`.
 profile = "black"
-py_version=38
+py_version=39
 force_single_line = true
 
 [tool.black]
+extend-exclude = 'selenium/webdriver/common/devtools'
 line-length = 120
-target-version = ['py38']
+target-version = ['py39']
 
 [tool.docformatter]
+exclude = 'selenium/webdriver/common/devtools'
 recursive = true

py/tox.ini

@@ -68,7 +68,7 @@ commands =
   docformatter --in-place -r selenium/
 
 [flake8]
-exclude = .tox,docs/source/conf.py,*venv
+exclude = .tox,selenium/webdriver/common/devtools,docs/source/conf.py,*venv
 # Disable this once black is applied throughout & line length is better handled.
 extend-ignore = E501, E203
 # This does nothing for now as E501 is ignored.