Add flag `--clear-cache-post-run` to support server-like usage (#7802)

Use this flag if you expect the linted files to be altered between runs,
for instance, if using pylint in a server-like mode. The flag clear's
astroid's in-memory caches.

1 files changed, 4 insertions, 0 deletions

diff --git a/pylintrc b/pylintrc
index a91481ef7..e15363db1 100644
--- a/pylintrc
+++ b/pylintrc
@@ -68,6 +68,10 @@ fail-under=10.0
 # specified are enabled, while categories only check already-enabled messages.
 fail-on=
 
+# Clear in-memory caches upon conclusion of linting. Useful if running pylint in
+# a server-like mode.
+clear-cache-post-run=no
+
 
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