Import latest lint targets from repo:ci-managmeent
Change-Id: I6f27903cd6a9aa9896ec1f80582fc30dcc996a8d
diff --git a/makefiles/lint/python/pylint.mk b/makefiles/lint/python/pylint.mk
new file mode 100644
index 0000000..87ffb43
--- /dev/null
+++ b/makefiles/lint/python/pylint.mk
@@ -0,0 +1,95 @@
+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# Licensed under the Apache License, Version 2.0 (the "License")
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# -----------------------------------------------------------------------
+
+$(if $(DEBUG),$(warning ENTER))
+
+##-------------------##
+##---] GLOBALS [---##
+##-------------------##
+.PHONY: lint-pylint lint-pylint-all lint-pylint-modified
+
+PYTHON_FILES ?= $(error PYTHON_FILES= required)
+
+## -----------------------------------------------------------------------
+## Intent: Use the pylint command to perform syntax checking.
+## o If UNSTABLE=1 syntax check all sources
+## o else only check sources modified by the developer.
+## Usage:
+## % make lint UNSTABLE=1
+## % make lint-pylint-all
+## -----------------------------------------------------------------------
+ifndef NO-LINT-PYLINT
+ lint-pylint-mode := $(if $(have-python-files),modified,all)
+ lint : lint-pylint
+ lint-pylint : lint-pylint-$(lint-pylint-mode)
+endif# NO-LINT-PYLINT
+
+## -----------------------------------------------------------------------
+## Intent: exhaustive pylint syntax checking
+## -----------------------------------------------------------------------
+
+# Construct: find . \( -name '__ignored__' -o -name dir -o name dir \)
+# pylint-find-filter := $(null)
+# pylint-find-filter += -name '__ignored__'# # for alignment
+# pylint-find-filter += $(foreach dir,$(onf-excl-dirs),-o -name $(dir)))
+
+# pylint-find-filter := $(call gen-python-find-excl,onf-excl-dirs)
+# $(error pylint-find-filter := $(pylint-find-filter))
+lint-pylint-all: $(venv-activate-script)
+ $(MAKE) --no-print-directory lint-pylint-install
+
+ $(activate) && $(call gen-python-find-cmd) | $(xargs-n1) pylint
+# | $(xargs-n1-clean) yamllint --strict
+
+## -----------------------------------------------------------------------
+## Intent: check deps for format and python3 cleanliness
+## Note:
+## pylint --py3k option no longer supported
+## -----------------------------------------------------------------------
+lint-pylint-modified: $(venv-activate-script)
+ $(MAKE) --no-print-directory lint-pylint-install
+
+ $(activate) && pylint $(PYTHON_FILES)
+
+## -----------------------------------------------------------------------
+## Intent:
+## -----------------------------------------------------------------------
+.PHONY: lint-pylint-install
+lint-pylint-install: $(venv-activate-script)
+ @echo
+ @echo "** -----------------------------------------------------------------------"
+ @echo "** python pylint syntax checking"
+ @echo "** -----------------------------------------------------------------------"
+ $(activate) && pip install --upgrade pylint
+ $(activate) && pylint --version
+ @echo
+
+## -----------------------------------------------------------------------
+## Intent: Display command usage
+## -----------------------------------------------------------------------
+help::
+ @echo ' lint-pylint Syntax check python using the pylint command'
+ ifdef VERBOSE
+ @echo ' $(MAKE) lint-pylint PYTHON_FILES=...'
+ @echo ' lint-pylint-modified pylint checking: only modified'
+ @echo ' lint-pylint-all pylint checking: exhaustive'
+ @echo ' lint-pylint-install Install the pylint command'
+ endif
+
+$(if $(DEBUG),$(warning LEAVE))
+
+# [EOF]