<assignment-2.1>

2.1

Client/CLI.py

@@ -140,6 +140,14 @@ def put():
     else:
         print("Unknown command")
         back_to_main_page()
+    if re.search("books", query):
+        if len(data) <= 1:
+            print("For posting multiple books, please input json file has more than 1 books\n")
+            main_page()
+    else:
+        if len(data) > 1:
+            print("Cannot post more than one book with 'post book/author', please use 'post books/authors'")
+            main_page()
     result = API.put(query, data)
     typer.echo(result)
     print()