Default W&B setting `False` (#17164)

Co-authored-by: UltralyticsAssistant <web@ultralytics.com>

ultralytics/utils/__init__.py

@@ -568,12 +568,16 @@ def is_kaggle():
 
 def is_jupyter():
     """
-    Check if the current script is running inside a Jupyter Notebook. Verified on Colab, Jupyterlab, Kaggle, Paperspace.
+    Check if the current script is running inside a Jupyter Notebook.
 
     Returns:
         (bool): True if running inside a Jupyter Notebook, False otherwise.
+
+    Note:
+        - Only works on Colab and Kaggle, other environments like Jupyterlab and Paperspace are not reliably detectable.
+        - "get_ipython" in globals() method suffers false positives when IPython package installed manually.
     """
-    return "get_ipython" in globals()
+    return IS_COLAB or IS_KAGGLE
 
 
 def is_docker() -> bool:
@@ -801,10 +805,10 @@ def get_user_config_dir(sub_dir="Ultralytics"):
 PROC_DEVICE_MODEL = read_device_model()  # is_jetson() and is_raspberrypi() depend on this constant
 ONLINE = is_online()
 IS_COLAB = is_colab()
+IS_KAGGLE = is_kaggle()
 IS_DOCKER = is_docker()
 IS_JETSON = is_jetson()
 IS_JUPYTER = is_jupyter()
-IS_KAGGLE = is_kaggle()
 IS_PIP_PACKAGE = is_pip_package()
 IS_RASPBERRYPI = is_raspberrypi()
 GIT_DIR = get_git_dir()
@@ -1195,7 +1199,7 @@ class SettingsManager(JSONDict):
             "neptune": True,  # Neptune integration
             "raytune": True,  # Ray Tune integration
             "tensorboard": True,  # TensorBoard logging
-            "wandb": True,  # Weights & Biases logging
+            "wandb": False,  # Weights & Biases logging
             "vscode_msg": True,  # VSCode messaging
         }