diff --git a/mambavision/tensorboard.py b/mambavision/tensorboard.py
index 50de85c..e5e40d1 100644
--- a/mambavision/tensorboard.py
+++ b/mambavision/tensorboard.py
@@ -2,12 +2,43 @@
 from tensorboardX import SummaryWriter
 
 class TensorboardLogger(object):
-    def __init__(self, log_dir):
+    """Logs data to TensorBoard.
+
+    Attributes:
+        writer: SummaryWriter instance used for logging.
+        step: Current step in the training process.
+    """
+def __init__(self, log_dir: str):
+        """Initializes a SummaryWriter for tensorboard logging.
+
+        Args:
+            log_dir (str): The directory where the logs will be written.
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
         self.writer = SummaryWriter(logdir=log_dir)
         self.step = 0
 
-    def set_step(self, step=None):
+def set_step(self, step: int = None) -> None:
+        """Sets the step value. If no step is provided, increments the current step.
+
+        Args:
+            step (int, optional): The new step value. If None, the current step is incremented. Defaults to None.
+
+        Returns:
+            None.
+
+        Raises:
+            TypeError: If step is provided and is not an integer.
+
+        """
         if step is not None:
+            if not isinstance(step, int):
+                raise TypeError("Step must be an integer or None.")
             self.step = step
         else:
             self.step += 1