pip install refac
refac file /path/to/src.py /path/to/dst.py

usage:
    refac [file|symbol|import] <src> <dst>
  examples:
    refac file /path/to/src.py /path/to/dst.py
    refac symbol path.to.SrcClass path.to.DstClass
    refac symbol path.to.src_func1,path.to.src_func2 path.to.dst_func1,path.to.dst_func2
    refac import path.to.src_import path.to.dst_import

# Must be using Python >3.9
python -m pip install -r requirements.txt
python -m unittest tests/**/*.py