Calling lambda methods (defined at class level) can be understood.

1 files changed, 6 insertions, 1 deletions

diff --git a/astroid/tree/scoped_nodes.py b/astroid/tree/scoped_nodes.py
index 9fe5e9c0..674de3d8 100644
--- a/astroid/tree/scoped_nodes.py
+++ b/astroid/tree/scoped_nodes.py
@@ -784,7 +784,12 @@ class Lambda(LambdaFunctionMixin, lookup.LocalsDictNode):
     name = '<lambda>'
 
     # function's type, 'function' | 'method' | 'staticmethod' | 'classmethod'
-    type = 'function'
+    @property
+    def type(self):
+        if self.args.args and self.args.args[0].name == 'self':
+            if isinstance(self.parent.scope(), ClassDef):
+                return 'method'
+        return 'function'
 
     def __init__(self, lineno=None, col_offset=None, parent=None):
         self.args = []