Fix error in mpcdf_enable_repositories

Packages that were completely disabled or enabled only for 'system' were
still branched into all sub-projects.

mpcdf_enable_repositories.py

@@ -92,7 +92,8 @@ def do_mpcdf_enable_repositories(self, subcmd, opts, *args):
 
     if opts.recreate or opts.set or opts.disable:
         mpcdf_common.mpcdf_enable_repositories(api_url, project, package, verbose=True, dry_run=opts.dry_run)
-        if project == "software" and opts.set != "system" and not opts.dry_run:
+        enabled = mpcdf_common.get_attribute_values(api_url, project, package, "MPCDF:enable_repositories")
+        if project == "software" and enabled != ["system"] and len(enabled) > 1 and not opts.dry_run:
             mpcdf_common.sync_projects(api_url, package, verbose=True)
 
     elif (opts.compiler_modules or opts.mpi_modules or opts.cuda_modules):
@@ -100,11 +101,11 @@ def do_mpcdf_enable_repositories(self, subcmd, opts, *args):
 
     else:
         try:
-            repos = mpcdf_common.get_attribute_values(api_url, project, package, "MPCDF:enable_repositories")
+            enabled = mpcdf_common.get_attribute_values(api_url, project, package, "MPCDF:enable_repositories")
         except Exception:
-            repos = ()
+            enabled = ()
             print("ERRROR: No attribute MPCDF:enable_repositories present, package unmanaged")
-        if repos:
+        if enabled:
             def print_attr(description, attribute_name):
                 try:
                     values = mpcdf_common.get_attribute_values(api_url, project, package, attribute_name)
@@ -112,7 +113,7 @@ def do_mpcdf_enable_repositories(self, subcmd, opts, *args):
                     return
                 print(description, ",".join(values))
 
-            print("Enabled for:", ",".join(repos))
+            print("Enabled for:", ",".join(enabled))
             print_attr("- Subset of compiler modules set to:", "MPCDF:compiler_modules")
             print_attr("- Subset of MPI modules set to:", "MPCDF:mpi_modules")
             print_attr("- Subset of CUDA modules set to:", "MPCDF:cuda_modules")