diff --git a/lollms/functions/calculator.py b/lollms/functions/calculator.py
new file mode 100644
index 0000000..ef3728f
--- /dev/null
+++ b/lollms/functions/calculator.py
@@ -0,0 +1,22 @@
+import math
+from functools import partial
+
+def calculate(expression: str) -> float:
+    try:
+        # Add the math module functions to the local namespace
+        allowed_names = {k: v for k, v in math.__dict__.items() if not k.startswith("__")}
+        
+        # Evaluate the expression safely using the allowed names
+        result = eval(expression, {"__builtins__": None}, allowed_names)
+        return result
+    except Exception as e:
+        return str(e)
+    
+
+def calculate_function(processor, client):
+    return {
+        "function_name": "calculate",
+        "function": calculate,
+        "function_description": "Whenever you need to perform mathematic computations, you can call this function with the math expression and you will get the answer.",
+        "function_parameters": [{"name": "expression", "type": "str"}]                
+    }
\ No newline at end of file
diff --git a/lollms/functions/take_a_photo.py b/lollms/functions/take_a_photo.py
index a0379eb..620f030 100644
--- a/lollms/functions/take_a_photo.py
+++ b/lollms/functions/take_a_photo.py
@@ -72,7 +72,7 @@ class CameraWindow(QtWidgets.QWidget):
         self.cap.release()
         event.accept()
 
-def take_photo(processor, client, use_ui=False):
+def take_photo(processor, client, use_ui=False, use_a_single_photo_at_a_time=True):
     if use_ui:
         def run_app():
             app = QtWidgets.QApplication(sys.argv)
@@ -113,15 +113,17 @@ def take_photo(processor, client, use_ui=False):
     fn = image/f"screen_shot_{index}.png"
     cv2.imwrite(str(fn), frame)
     client.discussion.image_files.append(fn)
+    if use_a_single_photo_at_a_time:
+        client.discussion.image_files = [client.discussion.image_files[-1]]
     processor.full(f'<img src="{discussion_path_to_url(fn_view)}" width="80%"></img>')
     processor.new_message("")
     return "Image shot successful"
 
 
-def take_a_photo_function(processor, client, use_ui = False):
+def take_a_photo_function(processor, client, use_ui = False, use_a_single_photo_at_a_time=True):
     return {
             "function_name": "take_photo",
-            "function": partial(take_photo, processor=processor, client=client, use_ui = use_ui),
+            "function": partial(take_photo, processor=processor, client=client, use_ui = use_ui, use_a_single_photo_at_a_time = use_a_single_photo_at_a_time),
             "function_description": "Uses the webcam to take a photo, displays it so that you can take a look.",
             "function_parameters": []                
         }
diff --git a/lollms/functions/take_screen_shot.py b/lollms/functions/take_screen_shot.py
index 683b4c6..a5ad71d 100644
--- a/lollms/functions/take_screen_shot.py
+++ b/lollms/functions/take_screen_shot.py
@@ -14,12 +14,13 @@ from functools import partial
 
 
 class ScreenshotWindow(QtWidgets.QWidget):
-    def __init__(self, client, screenshot, fn_view, fn):
+    def __init__(self, client, screenshot, fn_view, fn, use_a_single_photo_at_a_time= True):
         super().__init__()
         self.client = client
         self.screenshot = screenshot
         self.fn_view = fn_view
         self.fn = fn
+        self.use_a_single_photo_at_a_time = use_a_single_photo_at_a_time
         
         self.initUI()
 
@@ -42,10 +43,13 @@ class ScreenshotWindow(QtWidgets.QWidget):
         self.screenshot.save(self.fn_view)
         self.screenshot.save(self.fn)
         self.client.discussion.image_files.append(self.fn)
+        if self.use_a_single_photo_at_a_time:
+            self.client.discussion.image_files = [self.client.discussion.image_files[-1]]
+
         self.close()
 
 
-def take_screenshot(self, client: Client, use_ui: bool = False):
+def take_screenshot(self, client: Client, use_ui: bool = False, use_a_single_photo_at_a_time= True):
     screenshot = pyautogui.screenshot()
     view_image = client.discussion.discussion_folder / "view_images"
     image = client.discussion.discussion_folder / "images"
@@ -55,7 +59,7 @@ def take_screenshot(self, client: Client, use_ui: bool = False):
 
     if use_ui:
         app = QtWidgets.QApplication(sys.argv)
-        window = ScreenshotWindow(client, screenshot, fn_view, fn)
+        window = ScreenshotWindow(client, screenshot, fn_view, fn, use_a_single_photo_at_a_time)
         window.show()
         app.exec_()
         return f'<img src="{discussion_path_to_url(fn_view)}" width="80%"></img>'
@@ -63,15 +67,15 @@ def take_screenshot(self, client: Client, use_ui: bool = False):
         screenshot.save(fn_view)
         screenshot.save(fn)
         client.discussion.image_files.append(fn)
+        if use_a_single_photo_at_a_time:
+            client.discussion.image_files = [client.discussion.image_files[-1]]
+
         return f'<img src="{discussion_path_to_url(fn_view)}" width="80%"></img>'
 
-def take_screenshot_function(client):
+def take_screenshot_function(client, use_ui=True, use_a_single_photo_at_a_time= True):
     return {
             "function_name": "take_screenshot",
-            "function": partial(take_screenshot, client=client),
-            "function_description": "Takes a screenshot of the current screen. Optionally allows user interface for image cropping and saving.",
-            "function_parameters": [
-                {"name": "client", "type": "Client", "description": "The client object managing the discussion and images."},
-                {"name": "use_ui", "type": "bool", "default": False, "description": "Flag to determine if a user interface should be used for editing the screenshot."}
-            ]                
+            "function": partial(take_screenshot, client=client, use_ui = use_ui, use_a_single_photo_at_a_time= use_a_single_photo_at_a_time),
+            "function_description": "Takes a screenshot of the current screen.",
+            "function_parameters": []                
         }
\ No newline at end of file
diff --git a/lollms/media.py b/lollms/media.py
index e97feca..1bd20d5 100644
--- a/lollms/media.py
+++ b/lollms/media.py
@@ -148,7 +148,9 @@ class RTCom:
 
         self.snd_input_device = snd_input_device
         self.snd_output_device = snd_output_device
-        self.logs_folder = logs_folder
+        self.logs_folder = Path(logs_folder)
+
+        self.logs_folder.mkdir(exist_ok=True, parents=True)
 
         self.frames = []
         self.silence_counter = 0
diff --git a/lollms/personality.py b/lollms/personality.py
index 770c844..85c6e3c 100644
--- a/lollms/personality.py
+++ b/lollms/personality.py
@@ -3435,12 +3435,14 @@ The AI should respond in this format using data from actions_list:
         return function_calls
 
 
-    def interact_with_function_call(self, prompt, function_definitions, prompt_after_execution=True, callback = None):
+    def interact_with_function_call(self, prompt, function_definitions, prompt_after_execution=True, callback = None, hide_function_call=False):
         if len(self.personality.image_files)>0:
             out, function_calls = self.generate_with_function_calls_and_images(prompt, self.personality.image_files, function_definitions, callback=callback)
         else:
             out, function_calls = self.generate_with_function_calls(prompt, function_definitions, callback=callback)
         if len(function_calls)>0:
+            if hide_function_call:
+                self.full("") #Hide function call
             outputs = self.execute_function_calls(function_calls,function_definitions)
             out += "\n!@>function calls results:\n" + "\n".join([str(o) for o in outputs])
             if prompt_after_execution:
diff --git a/lollms/services/open_ai_tts/lollms_openai_tts.py b/lollms/services/open_ai_tts/lollms_openai_tts.py
index ddaba40..7c11628 100644
--- a/lollms/services/open_ai_tts/lollms_openai_tts.py
+++ b/lollms/services/open_ai_tts/lollms_openai_tts.py
@@ -109,6 +109,7 @@ class LollmsOpenAITTS(LollmsTTS):
 
     def tts_file(self, text, speaker=None, file_name_or_path:Path|str=None, language="en", use_threading=False):
         speech_file_path = file_name_or_path
+        text = self.clean_text(text)
         response = self.client.audio.speech.create(
         model=self.model,
         voice=self.voice,
diff --git a/lollms/services/xtts/lollms_xtts.py b/lollms/services/xtts/lollms_xtts.py
index 641e693..5cecfb6 100644
--- a/lollms/services/xtts/lollms_xtts.py
+++ b/lollms/services/xtts/lollms_xtts.py
@@ -260,6 +260,7 @@ class LollmsXTTS(LollmsTTS):
             return False
 
     def tts_file(self, text, file_name_or_path, speaker=None, language="en")->str:
+        text = self.clean_text(text)
         url = f"{self.xtts_base_url}/tts_to_file"
 
         # Define the request body
@@ -316,14 +317,7 @@ class LollmsXTTS(LollmsTTS):
             return {"status":False,"error":f"{ex}"}
 
     def xtts_audio(self, text, speaker, file_name_or_path:Path|str=None, language="en", use_threading=True):
-        # Remove HTML tags
-        text = re.sub(r'<.*?>', '', text)
-        # Remove code blocks (assuming they're enclosed in backticks or similar markers)
-        text = re.sub(r'```.*?```', '', text, flags=re.DOTALL)
-        text = re.sub(r'`.*?`', '', text)
-        # Remove any remaining code-like patterns (this can be adjusted as needed)
-        text = re.sub(r'[\{\}\[\]\(\)<>]', '', text)  
-        text = text.replace("\\","")      
+        text = self.clean_text(text)
         def tts2_audio_th(thread_uid=None):
             url = f"{self.xtts_base_url}/tts_to_audio"
 
diff --git a/lollms/tts.py b/lollms/tts.py
index 68650a7..ed8dc6f 100644
--- a/lollms/tts.py
+++ b/lollms/tts.py
@@ -10,6 +10,7 @@ from lollms.app import LollmsApplication
 from lollms.utilities import PackageManager
 from pathlib import Path
 from ascii_colors import ASCIIColors
+import re
 try:
     if not PackageManager.check_package_installed("sounddevice"):
         # os.system("sudo apt-get install portaudio19-dev")
@@ -147,4 +148,16 @@ class LollmsTTS:
         return {
             "status": True,
             "device_names": [device['name'] for device in devices if device["max_output_channels"]>0]
-        }
\ No newline at end of file
+        }
+    
+    @staticmethod
+    def clean_text(text):
+        # Remove HTML tags
+        text = re.sub(r'<.*?>', '', text)
+        # Remove code blocks (assuming they're enclosed in backticks or similar markers)
+        text = re.sub(r'```.*?```', '', text, flags=re.DOTALL)
+        text = re.sub(r'`.*?`', '', text)
+        # Remove any remaining code-like patterns (this can be adjusted as needed)
+        text = re.sub(r'[\{\}\[\]\(\)<>]', '', text)  
+        text = text.replace("\\","")      
+        return text
\ No newline at end of file