def exclusion_policy():
patterns = set(<EOL>[<EOL>os.path.join("<STR_LIT>", "<STR_LIT:*>"),<EOL>"<STR_LIT>",<EOL>"<STR_LIT>",<EOL>"<STR_LIT>",<EOL>"<STR_LIT>",<EOL>"<STR_LIT>",<EOL>"<STR_LIT:data>",<EOL>"<STR_LIT>",<EOL>"<STR_LIT>",<EOL>]<EOL>)<EOL>return shutil.ignore_patterns(*patterns)<EOL>
Returns a callable which, when passed a directory path and a list
    of files in that directory, will return a subset of the files which should
    be excluded from a copy or some other action.

    See https://docs.python.org/3/library/shutil.html#shutil.ignore_patterns