+if HAVE_FLAKE8
+ALL_LOCAL += flake8-check
+# E123 closing bracket does not match indentation of opening bracket's line
+# E126 continuation line over-indented for hanging indent
+# E127 continuation line over-indented for visual indent
+# E128 continuation line under-indented for visual indent
+# E129 visually indented line with same indent as next logical line
+# E131 continuation line unaligned for hanging indent
+# E501 line too long (80 > 79 characters)
+flake8-check: $(FLAKE8_PYFILES)
+ $(AM_V_GEN) if flake8 $^ --ignore=E123,E126,E127,E128,E129,E131,E501 ${FLAKE8_FLAGS}; then touch $@; else exit 1; fi
+endif
+