Tomas Gonzalez Zarzar

Results 2 issues of Tomas Gonzalez Zarzar

Currently, [`calculate_edge_alphas`](https://github.com/HallLab/pandas-genomics/blob/master/pandas_genomics/accessors/utils/edge_encoding.py#L12) only allows for a single outcome. Change that to a list of str instead.

[Multiprocessing package](https://docs.python.org/3/library/multiprocessing.html)