def format_headers(self, headers):
        return headers
Read the files in the directory and send all files to compress_file.
dataset/ETHPy150Open jkbrzt/httpie/httpie/plugins/base.py/FormatterPlugin.format_headers--crossover with--dataset/ETHPy150Open Kilian/Trimage/src/trimage/trimage.py/StartQT4.dir_from_cmd