Updated CLI to follow APIs specified by the 0.12.0 engine

src/autobigs/cli/info.py

@@ -31,15 +31,17 @@ async def run(args: Namespace):
     async with BIGSdbIndex() as bigsdb_index:
         if args.list_dbs:
             known_seqdef_dbs = await bigsdb_index.get_known_seqdef_dbs(force=False)
+            print("The following are all known BIGS database names (sorted alphabetically):")
             print("\n".join(sorted(known_seqdef_dbs.keys())))
 
         for bigsdb_schema_name in args.list_bigsdb_schemas:
             schemas = await bigsdb_index.get_schemas_for_seqdefdb(bigsdb_schema_name)
+            print("The following are the known schemas for \"{0}\", and their associated IDs:".format(bigsdb_schema_name))
             for schema_desc, schema_id in schemas.items():
                 print(f"{schema_desc}: {schema_id}")
 
         if not (args.list_dbs or len(args.list_bigsdb_schemas) > 0):
-            print("Nothing to do. Try specifying \"-l\".")
+            print("Nothing to do. Try specifying \"-l\" for a list of known databases, or \"-h\" for more information.")
 
 def run_asynchronously(args: Namespace):
     asyncio.run(run(args))