Fix random walk move construction double negative

rytheranderson · Dec 3, 2023 · 5b2d590 · 5b2d590
1 parent 1e9d640
commit 5b2d590
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/pyfracgen/randomwalk.py b/pyfracgen/randomwalk.py
@@ -12,9 +12,7 @@
 def construct_moves(basis: Moves3D) -> Moves3D:
     basis = np.r_[basis, -1 * basis, [array([0, 0, 0])]]
     nonnull = list(
-        itt.filterfalse(
-            lambda x: not np.any(x), (b0 + b1 for b0, b1 in itt.combinations(basis, 2))
-        )
+        filter(lambda x: np.any(x), (b0 + b1 for b0, b1 in itt.combinations(basis, 2)))
     )
     moves: Moves3D = np.unique(nonnull, axis=0)
     return moves