Update README.md

README.md

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 # Dataset Card for "pypi_raw"
 
-[More Information needed](https://github.com/huggingface/datasets/blob/main/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)
+All of the latest package versions from pypi.  The original data came from [here](https://py-code.org/datasets).  I pulled the latest versions of each package, then extracted only `md`, `rst`, `ipynb`, and `py` files.  See other datasets for versions that have been cleaned and labeled.