Method get

src/urllib3/response.py:399–432

(self, n: int)

        self._size += len(data)

    def get(self, n: int) -> bytes:
        if n == 0:
            return bclass="st">""
        elif not self.buffer:
            raise RuntimeError(class="st">"buffer is empty")
        elif n < 0:
            raise ValueError(class="st">"n should be > 0")

        if len(self.buffer[0]) == n and isinstance(self.buffer[0], bytes):
            self._size -= n
            return self.buffer.popleft()

        fetched = 0
        ret = io.BytesIO()
        while fetched < n:
            remaining = n - fetched
            chunk = self.buffer.popleft()
            chunk_length = len(chunk)
            if remaining < chunk_length:
                chunk = memoryview(chunk)
                left_chunk, right_chunk = chunk[:remaining], chunk[remaining:]
                ret.write(left_chunk)
                self.buffer.appendleft(right_chunk)
                self._size -= remaining
                break
            else:
                ret.write(chunk)
                self._size -= chunk_length
            fetched += chunk_length

            if not self.buffer:
                break

        return ret.getvalue()

    def get_all(self) -> bytes:
        buffer = self.buffer