Update README

Author: bzaczynski

narwhals-python/README.md

@@ -1,16 +1,11 @@
 # Writing DataFrame-Agnostic Python Code With Narwhals
 
-This folder contains the downloadable code from the Real Python tutorial: [Writing DataFrame-Agnostic Python Code With Narwhals](https://realpython.com/python-narwhals/).
-
-| File                      	| Description                                         	|
-|---------------------------	|-----------------------------------------------------	|
-| `authors.parquet`         	| Data for main sections of the tutorial              	|
-| `books.parquet`           	| Data for the self study section of the tutorial     	|
-| `presidents.parquet`      	| Data for the self study section of the tutorial     	|
-| `exercise_solution.py`    	| A possible solution to the self study exercise      	|
-| `universal_processing.py` 	| Functions used in the main sections of the tutorial 	|
-
-
-
-
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+This folder contains the downloadable code from the Real Python tutorial: [Writing DataFrame-Agnostic Python Code With Narwhals](https://realpython.com/narwhals-python/).
+
+| File                      | Description                                         |
+|---------------------------|-----------------------------------------------------|
+| `presidents.parquet`      | Data for main sections of the tutorial              |
+| `universal_processing.py` | Functions used in the main sections of the tutorial |
+| `authors.parquet`         | Data for the self study section of the tutorial     |
+| `books.parquet`           | Data for the self study section of the tutorial     |
+| `exercise_solution.py`    | A possible solution to the self study exercise      |