python code for mapping copy numbers to genes

[alexandriai168]

using Ruby's R code, create code in python that does the same thing

ruby's code: https://github.com/PNNL-CompBio/coderdata/blob/bladder_pdo/build/bladderpdo/CNV-segfile-annotation.R

GenomicRanges in pypi: https://pypi.org/project/GenomicRanges/

homo.sapiens in conda: https://anaconda.org/bioconda/bioconductor-homo.sapiens