Implementation of save_rtseq_as_py

[BBSeward]

Hello, this function would be super helpful in allowing my team to utilize this package. We have a large library of 'nivsseq' scripts and being able to convert them would be a huge help. Let me know if theres anything I can do to help prioritize this. Thanks!

niveristand-python/src/niveristand/realtimesequencetools.py

Line 33 in 8a40cff

def save_rtseq_as_py(toplevelseq, srcfolder, destfolder):