logging documentation update (#17174)

* logging documentation

* style
Co-authored-by: Sander Land <sander@chatdesk.com>

docs/source/en/main_classes/logging.mdx

@@ -40,29 +40,17 @@ Additionally, some `warnings` can be disabled by setting the environment variabl
 TRANSFORMERS_NO_ADVISORY_WARNINGS=1 ./myprogram.py
 ```
 
-Here is an example of how to use `logging` in a module:
+Here is an example of how to use the same logger as the library in your own module or script:
 
 ```python
 from transformers.utils import logging
 
 logging.set_verbosity_info()
-logger = logging.get_logger(__name__)
+logger = logging.get_logger("transformers")
 logger.info("INFO")
 logger.warning("WARN")
 ```
 
-Above, a `logger` instance is created from `logging.get_logger(__name__)`. If you want to use `logging` in a script, you shouldn't pass `__name__` to `logging.get_logger`. For example:
-
-```python
-from transformers.utils import logging
-
-if __name__ == "__main__":
-    logging.set_verbosity_info()
-    # leave it empy or use a string
-    logger = logging.get_logger()
-    logger.info("INFO")
-    logger.warning("WARN")
-```
 
 All the methods of this logging module are documented below, the main ones are
 [`logging.get_verbosity`] to get the current level of verbosity in the logger and