remove unused import

diff --git a/src/bigint_presentation_code/compiler_ir.py b/src/bigint_presentation_code/compiler_ir.py
index 0553a40660c5cc8ecd19ca067d12691e0eae0106..699102b655fe86d19dd67283e21620861c012985 100644 (file)
--- a/src/bigint_presentation_code/compiler_ir.py
+++ b/src/bigint_presentation_code/compiler_ir.py
@@ -1,4 +1,3 @@
-from collections import defaultdict
 from contextlib import contextmanager
 import enum
 from abc import ABCMeta, abstractmethod