Merge pull request #172 from Cadair/base_cf_quantity

Ensure coordinate_to_quantity works for the base frame
spacetelescope · Nov 7, 2018 · 0c423ce · 0c423ce
2 parents 9c7d371 + ff8ecdf
commit 0c423ce
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/gwcs/coordinate_frames.py b/gwcs/coordinate_frames.py
@@ -153,7 +153,9 @@ def axes_type(self):
 
     def coordinates(self, *args):
         """ Create world coordinates object"""
-        raise NotImplementedError("Subclasses may implement this")
+        args = [args[i] for i in self.axes_order]
+        coo = tuple([arg * un if not hasattr(arg, "to") else arg.to(un) for arg, un in zip(args, self.unit)])
+        return coo
 
     def coordinate_to_quantity(self, *coords):
         """