pyreverse: Add show-stdlib option (#8190)

* pyreverse: Add show-stdlib option

* Switch to astroid.modutils.is_standard_module

* Add tests

* Fix quotes in whatsnew fragment

* Update for astroid 2.15.0

* Recategorize news fragment

2 files changed, 18 insertions, 4 deletions

diff --git a/pylint/pyreverse/diadefslib.py b/pylint/pyreverse/diadefslib.py
index 85b23052e..5f12eaf7c 100644
--- a/pylint/pyreverse/diadefslib.py
+++ b/pylint/pyreverse/diadefslib.py
@@ -12,6 +12,7 @@ from typing import Any
 
 import astroid
 from astroid import nodes
+from astroid.modutils import is_stdlib_module
 
 from pylint.pyreverse.diagrams import ClassDiagram, PackageDiagram
 from pylint.pyreverse.inspector import Linker, Project
@@ -67,10 +68,14 @@ class DiaDefGenerator:
         return self.anc_level, self.association_level
 
     def show_node(self, node: nodes.ClassDef) -> bool:
-        """True if builtins and not show_builtins."""
-        if self.config.show_builtin:
-            return True
-        return node.root().name != "builtins"  # type: ignore[no-any-return]
+        """Determine if node should be shown based on config."""
+        if node.root().name == "builtins":
+            return self.config.show_builtin  # type: ignore[no-any-return]
+
+        if is_stdlib_module(node.root().name):
+            return self.config.show_stdlib  # type: ignore[no-any-return]
+
+        return True
 
     def add_class(self, node: nodes.ClassDef) -> None:
         """Visit one class and add it to diagram."""
diff --git a/pylint/pyreverse/main.py b/pylint/pyreverse/main.py
index a2dc94734..bdd1eb4a9 100644
--- a/pylint/pyreverse/main.py
+++ b/pylint/pyreverse/main.py
@@ -138,6 +138,15 @@ OPTIONS: Options = (
         },
     ),
     (
+        "show-stdlib",
+        {
+            "short": "L",
+            "action": "store_true",
+            "default": False,
+            "help": "include standard library objects in representation of classes",
+        },
+    ),
+    (
         "module-names",
         {
             "short": "m",