Ah, Symbols.

2018-07-11 07:12:14 -07:00 · 2018-07-11 07:12:14 -07:00 · fcf483af22
parent 343a2f8459
commit fcf483af22
1 changed files with 2 additions and 1 deletions
--- a/joy/utils/types.py
+++ b/joy/utils/types.py
@ -120,7 +120,8 @@ def delabel(f, seen=None, c=None):
    if not isinstance(f, tuple):
        try:
            seen[f] = f.__class__(c[f.prefix] + 1)
-        except TypeError:  # FunctionJoyTypes break this.
+        except (TypeError,  # FunctionJoyTypes break this.
+                AttributeError):  # Symbol
            seen[f] = f
        else:
            c[f.prefix] += 1