MNT #303 try the simpler solution first

bluesky · Dec 19, 2023 · 217f767 · 217f767
1 parent 914cea8
commit 217f767
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/hkl/diffract.py b/hkl/diffract.py
@@ -456,9 +456,12 @@ def forward(self, pseudo):
 
         Return the default solution using the ``_decision_fcn()``.
         """
-        solutions = self.calc.forward_iter(
-            start=self.position, end=pseudo, max_iters=self.max_forward_iterations.get()
-        )
+        try:
+            solutions = self.calc.forward(list(pseudo))
+        except ValueError:
+            solutions = self.calc.forward_iter(
+                start=self.position, end=pseudo, max_iters=self.max_forward_iterations.get()
+            )
         logger.debug("pseudo to real: %s", solutions)
         return self._decision_fcn(pseudo, solutions)