Full functioning todo system with edit, complete, and exit.

main.py

@@ -14,10 +14,42 @@
 # -----------------------------------------------------------------
 
 todos = []
+command_prompt = "Type add, show, edit, complete, or exit: "
 todo_prompt = "Enter a todo: "
+edit_prompt = "Number of todo to edit: "
+complete_prompt = "Which todo to mark complete: "
+edit_todo = "Enter new todo: "
 todo_length = len(todos)
 
 while True:
-    todo = input(todo_prompt)
-    todos.append(todo)
-    print(todos)
+    user_action = input(command_prompt)
+    user_action = user_action.strip()
+    match user_action:
+        case 'add':
+            todo = input(todo_prompt)
+            todo = todo.capitalize()
+            todos.append(todo)
+        case 'show' | 'display':
+            for i, todo in enumerate(todos):
+                text = f"{i}: {todo}"
+                print(text)
+        case 'edit':
+            which_todo = int(input(edit_prompt)) - 1
+            new_todo = input(edit_todo)
+            todos[which_todo] = new_todo
+        case 'complete':
+            completed = int(input(complete_prompt)) - 1
+            completed_message = f"'{todos[completed]}' has been completed!"
+            print(completed_message)
+            todos.pop(completed)
+            print("Remaining todos: ")
+            for i, todo in enumerate(todos):
+                text = f"{i}: {todo}"
+                print(text)
+        case 'exit':
+            break
+        case _:
+            print("Unrecognized command; please try again.")
+
+print("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~")
+print("Goodbye!")