add greeting user tool

.gitignore

@@ -0,0 +1 @@
+.env

app.py

@@ -7,6 +7,20 @@ from tools.final_answer import FinalAnswerTool
 
 from Gradio_UI import GradioUI
 
+@tool
+def greeting_user() -> str:
+    """A tool that greets the user based on the current time of day.
+    Returns 'Good morning', 'Good afternoon', or 'Good evening' depending on the hour.
+    """
+    hour = datetime.datetime.now().hour
+    if 5 <= hour < 12:
+        return "Good morning!"
+    elif 12 <= hour < 18:
+        return "Good afternoon!"
+    else:
+        return "Good evening!"
+
+
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
 def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
@@ -55,7 +69,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer], ## add your tools here (don't remove final answer)
+    tools=[final_answer, get_current_time_in_timezone, greeting_user], ## add your tools here (don't remove final answer)
     max_steps=6,
     verbosity_level=1,
     grammar=None,