Do not create wrap_angle each time

cta-observatory · Jul 22, 2022 · 46be9e6 · 46be9e6
1 parent 2bd0411
commit 46be9e6
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/ctapipe/coordinates/telescope_frame.py b/ctapipe/coordinates/telescope_frame.py
@@ -28,6 +28,9 @@
 __all__ = ["TelescopeFrame"]
 
 
+_wrap_angle = Angle(180, unit=u.deg)
+
+
 class TelescopeFrame(BaseCoordinateFrame):
     """
     Telescope coordinate frame.
@@ -73,7 +76,7 @@ def __init__(self, *args, **kwargs):
 
         # make sure telescope coordinate is in range [-180°, 180°]
         if isinstance(self._data, UnitSphericalRepresentation):
-            self._data.lon.wrap_angle = Angle(180, unit=u.deg)
+            self._data.lon.wrap_angle = _wrap_angle
 
 
 @frame_transform_graph.transform(FunctionTransform, TelescopeFrame, TelescopeFrame)