doc: update readme

Author: dsdanielpark

README.md

@@ -29,6 +29,8 @@ With ExceptNotifier, you can obtain detailed compilation errors, including debug
 
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+### Although all explanations use the try-except block as an example, in reality, once overridden, it will send messages for exceptions that occurred without the try-except statement.
+
 
 # Supporting Applications
 Applicable to both [IPython](https://ipython.org/) and [Python](https://www.python.org/), but needs to be ported differently only in `ExceptNotifier`. Please refer to the detailed example. (`SuccessNotifier` and `SendNotifier` have the same syntax.)