left_list Files and subdirectories in a, filtered by hide and ignore.

common Files and subdirectories in both a and b.

os.path.normpath(path) Normalize a pathname by collapsing redundant separators and up-level references so that A//B

shutil.copyfile(src, dst, *, follow_symlinks=True) Copy the contents (no metadata) of the file named src to a file

shutil.unpack_archive(filename[, extract_dir[, format]]) Unpack an archive. filename is the full path of the archive

PurePath.stem The final path component, without its suffix:

linecache.checkcache(filename=None) Check the cache for validity. Use this function if files in the cache may have changed on

fnmatch.fnmatchcase(filename, pattern) Test whether filename matches pattern, returning

os.path.islink(path) Return True if path refers to a directory entry that is a symbolic link. Always False

tempfile.gettempdirb() Same as gettempdir() but the return value is in bytes.