add defaultdict(float)

qiskit-community · Apr 24, 2024 · 0e2b142 · 0e2b142
1 parent 7c2a296
commit 0e2b142
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/ffsim/operators/fermi_hubbard.py b/python/ffsim/operators/fermi_hubbard.py
@@ -134,7 +134,7 @@ def fermi_hubbard_2d(
 
     .. _The Hubbard Model: https://doi.org/10.1146/annurev-conmatphys-031620-102024
     """
-    coeffs: dict[tuple[tuple[bool, bool, int], ...], complex] = defaultdict(lambda: 0)
+    coeffs: dict[tuple[tuple[bool, bool, int], ...], complex] = defaultdict(float)
 
     for x in range(norb_x):
         for y in range(norb_y):