common.py 文件源码

def readline(self):
            """Split the contents of the Key by '\n' characters."""
            if self.lines:
                retval = self.lines[0]
                self.lines = self.lines[1:]
                return retval
            if self.finished_read:
                if self.buffer:
                    retval, self.buffer = self.buffer, ""
                    return retval
                else:
                    raise StopIteration

            if self.encoding:
                self.buffer = "{}{}".format(
                    self.buffer, self.read(8192).decode(self.encoding))
            else:
                self.buffer = "{}{}".format(self.buffer, self.read(8192))

            split_buffer = self.buffer.split("\n")
            self.lines.extend(split_buffer[:-1])
            self.buffer = split_buffer[-1]

            return self.readline()