Add is_empty() to InferenceContext

pylint-dev · Apr 30, 2023 · 0771987 · 0771987
1 parent 171c48b
commit 0771987
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diff --git a/astroid/context.py b/astroid/context.py
@@ -152,6 +152,18 @@ def restore_path(self):
         yield
         self.path = path
 
+    def is_empty(self) -> bool:
+        return (
+            not self.path
+            and not self.nodes_inferred
+            and not self.callcontext
+            and not self.boundnode
+            and not self.lookupname
+            and not self.callcontext
+            and not self.extra_context
+            and not self.constraints
+        )
+
     def __str__(self) -> str:
         state = (
             f"{field}={pprint.pformat(getattr(self, field), width=80 - len(field))}"

diff --git a/astroid/inference_tip.py b/astroid/inference_tip.py
@@ -35,6 +35,9 @@ def _inference_tip_cached(
     def inner(*args: _P.args, **kwargs: _P.kwargs) -> Iterator[InferenceResult]:
         node = args[0]
         context = args[1]
+        if context.is_empty():
+            # Fresh, empty contexts will defeat the cache.
+            context = None
         try:
             result = _cache[func, node, context]
             # If through recursion we end up trying to infer the same