Top 20 Python #AI and #Machine #Learning Open Source Projects https://www.dataquest.io/blog/top-20-python-ai-and-machine-learning-open-source-projects/
#Calculate The #Frequency Of Letters In A Biological Sequence, Or The #Consensus Matrix Of A Set Of Sequences https://www.rdocumentation.org/packages/Biostrings/versions/2.40.2/topics/letterFrequency