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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def s3_upload(self, keyname, absolute_path):
 """ Upload a file to s3 """

        mimetype = mimetypes.guess_type(absolute_path)
        options = {'Content-Type': mimetype[0]}

        if mimetype[0] is not None and mimetype[0].startswith('text/'):
            upload = open(absolute_path, 'rb')
            options['Content-Encoding'] = 'gzip'
            key_parts = keyname.split('/')
            filename = key_parts.pop()
            temp_path = os.path.join(self.tempdir, filename)
            gzfile = gzip.GzipFile(temp_path, 'wb', 9, None, GZIP_TIMESTAMP)
            gzfile.write(upload.read())
            gzfile.close()
            absolute_path = temp_path

        hash = '"{0}"'.format(hashlib.md5(open(absolute_path, 'rb').read()).hexdigest())
        key = "{0}/{1}".format(self.bucket.path, keyname)
        existing = self.connection.get_key(key)

        if self.force or not existing or (existing.etag != hash):
            k = Key(self.connection)
            k.key = key
            puts("+ Uploading {0}/{1}".format(self.bucket, keyname))
            k.set_contents_from_filename(absolute_path, options, policy='public-read')
        else:
            puts("- Skipping  {0}/{1}, files match".format(self.bucket, keyname))