Fix composite prereqs not being removed after use

pytroll · Mar 21, 2016 · 983b75a · 983b75a
1 parent 9dca4e4
commit 983b75a
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/satpy/scene.py b/satpy/scene.py
@@ -327,9 +327,12 @@ def compute(self, *requirements):
             if compositor.info["optional_prerequisites"]:
                 keepables |= self.compute(*compositor.info["optional_prerequisites"])
 
+            # Resolve the simple name of a prereq to the fully qualified
             prereq_datasets = [self[prereq] for prereq in compositor.info["prerequisites"]]
             optional_datasets = [self[prereq] for prereq in compositor.info["optional_prerequisites"]
                                  if prereq in self]
+            compositor.info["prerequisites"] = [ds.info["id"] for ds in prereq_datasets]
+            compositor.info["optional_prerequisites"] = [ds.info["id"] for ds in optional_datasets]
             try:
                 comp_projectable = compositor(prereq_datasets, optional_datasets=optional_datasets, **self.info)