update readme with all config

README.md

@@ -93,7 +93,13 @@ Our goal is to raise awareness for and advance Pan-African English ASR research,
 
 The `datasets` library allows you to load and pre-process your dataset in pure Python, at scale. The dataset can be downloaded and prepared in one call to your local drive by using the `load_dataset` function. 
 
-The entire dataset is ~120GB and may take about 2hrs to download. If you have disk space or bandwidth limitations, you can use `streaming` mode described below to work with smaller subsets of the data. 
+```python
+from datasets import load_dataset
+
+afrispeech = load_dataset("tobiolatunji/afrispeech-200", "all")
+```
+
+The entire dataset is ~120GB and may take about 2hrs to download depending on internet speed/bandwidth. If you have disk space or bandwidth limitations, you can use `streaming` mode described below to work with smaller subsets of the data. 
 
 In future updates, you will be able to pass a config to the `load_dataset` function and download only a subset of the data corresponding to a specific accent of interest. The example provided below is `isizulu`.
 
@@ -111,6 +117,7 @@ from datasets import load_dataset
 afrispeech = load_dataset("tobiolatunji/afrispeech-200", "isizulu", split="train", streaming=True)
 
 print(next(iter(afrispeech)))
+print(list(afrispeech.take(5)))
 ```
 
 ### Local