Type ``igetattr`` (#2101)

2 files changed, 10 insertions, 8 deletions

diff --git a/astroid/nodes/node_classes.py b/astroid/nodes/node_classes.py
index 8092abcf..2b24d8ef 100644
--- a/astroid/nodes/node_classes.py
+++ b/astroid/nodes/node_classes.py
@@ -11,7 +11,7 @@ import itertools
 import sys
 import typing
 import warnings
-from collections.abc import Generator, Iterable, Mapping
+from collections.abc import Generator, Iterable, Iterator, Mapping
 from functools import lru_cache
 from typing import TYPE_CHECKING, Any, Callable, ClassVar, Optional, TypeVar, Union
 
@@ -3237,14 +3237,14 @@ class Slice(NodeNG):
         """
         return "builtins.slice"
 
-    def igetattr(self, attrname, context: InferenceContext | None = None):
+    def igetattr(
+        self, attrname: str, context: InferenceContext | None = None
+    ) -> Iterator[SuccessfulInferenceResult]:
         """Infer the possible values of the given attribute on the slice.
 
         :param attrname: The name of the attribute to infer.
-        :type attrname: str
 
         :returns: The inferred possible values.
-        :rtype: iterable(NodeNG)
         """
         if attrname == "start":
             yield self._wrap_attribute(self.lower)
diff --git a/astroid/nodes/scoped_nodes/scoped_nodes.py b/astroid/nodes/scoped_nodes/scoped_nodes.py
index 49ca3eb1..c7523772 100644
--- a/astroid/nodes/scoped_nodes/scoped_nodes.py
+++ b/astroid/nodes/scoped_nodes/scoped_nodes.py
@@ -416,14 +416,14 @@ class Module(LocalsDictNodeNG):
             return result
         raise AttributeInferenceError(target=self, attribute=name, context=context)
 
-    def igetattr(self, name, context: InferenceContext | None = None):
+    def igetattr(
+        self, name: str, context: InferenceContext | None = None
+    ) -> Iterator[InferenceResult]:
         """Infer the possible values of the given variable.
 
         :param name: The name of the variable to infer.
-        :type name: str
 
         :returns: The inferred possible values.
-        :rtype: iterable(NodeNG) or None
         """
         # set lookup name since this is necessary to infer on import nodes for
         # instance
@@ -1560,7 +1560,9 @@ class FunctionDef(_base_nodes.MultiLineBlockNode, _base_nodes.Statement, Lambda)
         """
         return self.fromlineno, self.tolineno
 
-    def igetattr(self, name, context: InferenceContext | None = None):
+    def igetattr(
+        self, name: str, context: InferenceContext | None = None
+    ) -> Iterator[InferenceResult]:
         """Inferred getattr, which returns an iterator of inferred statements."""
         try:
             return bases._infer_stmts(self.getattr(name, context), context, frame=self)