From 67b23ac2b5867824c74486e25769898a0ce74080 2021-10-18 16:39:19
From: Matthias Bussonnier <bussonniermatthias@gmail.com>
Date: 2021-10-18 16:39:19
Subject: [PATCH] Backport PR #13187: Fix wrong inspect.signature call

---

diff --git a/IPython/core/completer.py b/IPython/core/completer.py
index 238929c..b5c54e4 100644
--- a/IPython/core/completer.py
+++ b/IPython/core/completer.py
@@ -1496,7 +1496,7 @@ class IPCompleter(Completer):
                   inspect.Parameter.POSITIONAL_OR_KEYWORD)
 
         try:
-            sig = inspect.signature(call_obj)
+            sig = inspect.signature(obj)
             ret.extend(k for k, v in sig.parameters.items() if
                        v.kind in _keeps)
         except ValueError: