src/sage/graphs/generators/classical_geometries.py: Use # optional - gap_package_grape

Author: Matthias Koeppe

src/sage/features/gap.py

@@ -68,4 +68,4 @@ def _is_present(self):
 
 
 def all_features():
-    return []
+    return [GapPackage("grape", spkg="gap_packages")]

src/sage/graphs/generators/classical_geometries.py

@@ -1264,20 +1264,20 @@ def CossidentePenttilaGraph(q):
 
     For `q=3` one gets Sims-Gewirtz graph. ::
 
-        sage: G = graphs.CossidentePenttilaGraph(3)     # optional - gap_packages (grape)
-        sage: G.is_strongly_regular(parameters=True)    # optional - gap_packages (grape)
+        sage: G = graphs.CossidentePenttilaGraph(3)     # optional - gap_package_grape
+        sage: G.is_strongly_regular(parameters=True)    # optional - gap_package_grape
         (56, 10, 0, 2)
 
     For `q>3` one gets new graphs. ::
 
-        sage: G = graphs.CossidentePenttilaGraph(5)     # optional - gap_packages (grape)
-        sage: G.is_strongly_regular(parameters=True)    # optional - gap_packages (grape)
+        sage: G = graphs.CossidentePenttilaGraph(5)     # optional - gap_package_grape
+        sage: G.is_strongly_regular(parameters=True)    # optional - gap_package_grape
         (378, 52, 1, 8)
 
     TESTS::
 
-        sage: G = graphs.CossidentePenttilaGraph(7)     # optional - gap_packages (grape) # long time
-        sage: G.is_strongly_regular(parameters=True)    # optional - gap_packages (grape) # long time
+        sage: G = graphs.CossidentePenttilaGraph(7)     # optional - gap_package_grape # long time
+        sage: G.is_strongly_regular(parameters=True)    # optional - gap_package_grape # long time
         (1376, 150, 2, 18)
         sage: graphs.CossidentePenttilaGraph(2)
         Traceback (most recent call last):