Python util.GzipDecompressor方法代码示例

# 需要导入模块: from tornado import util [as 别名]
# 或者: from tornado.util import GzipDecompressor [as 别名]
def headers_received(self, start_line, headers):
        if headers.get("Content-Encoding") == "gzip":
            self._decompressor = GzipDecompressor()
            # Downstream delegates will only see uncompressed data,
            # so rename the content-encoding header.
            # (but note that curl_httpclient doesn't do this).
            headers.add("X-Consumed-Content-Encoding",
                        headers["Content-Encoding"])
            del headers["Content-Encoding"]
        return self._delegate.headers_received(start_line, headers) 

# 需要导入模块: from tornado import util [as 别名]
# 或者: from tornado.util import GzipDecompressor [as 别名]
def __init__(self, delegate: httputil.HTTPMessageDelegate, chunk_size: int) -> None:
        self._delegate = delegate
        self._chunk_size = chunk_size
        self._decompressor = None  # type: Optional[GzipDecompressor] 

# 需要导入模块: from tornado import util [as 别名]
# 或者: from tornado.util import GzipDecompressor [as 别名]
def headers_received(
        self,
        start_line: Union[httputil.RequestStartLine, httputil.ResponseStartLine],
        headers: httputil.HTTPHeaders,
    ) -> Optional[Awaitable[None]]:
        if headers.get("Content-Encoding") == "gzip":
            self._decompressor = GzipDecompressor()
            # Downstream delegates will only see uncompressed data,
            # so rename the content-encoding header.
            # (but note that curl_httpclient doesn't do this).
            headers.add("X-Consumed-Content-Encoding", headers["Content-Encoding"])
            del headers["Content-Encoding"]
        return self._delegate.headers_received(start_line, headers) 

# 需要导入模块: from tornado import util [as 别名]
# 或者: from tornado.util import GzipDecompressor [as 别名]
def _on_headers(self, data):
        data = native_str(data.decode("latin1"))
        first_line, _, header_data = data.partition("\n")
        match = re.match("HTTP/1.[01] ([0-9]+) ([^\r]*)", first_line)
        assert match
        code = int(match.group(1))
        self.headers = HTTPHeaders.parse(header_data)
        if 100 <= code < 200:
            self._handle_1xx(code)
            return
        else:
            self.code = code
            self.reason = match.group(2)

        if "Content-Length" in self.headers:
            if "," in self.headers["Content-Length"]:
                # Proxies sometimes cause Content-Length headers to get
                # duplicated.  If all the values are identical then we can
                # use them but if they differ it's an error.
                pieces = re.split(r',\s*', self.headers["Content-Length"])
                if any(i != pieces[0] for i in pieces):
                    raise ValueError("Multiple unequal Content-Lengths: %r" %
                                     self.headers["Content-Length"])
                self.headers["Content-Length"] = pieces[0]
            content_length = int(self.headers["Content-Length"])
        else:
            content_length = None

        if self.request.header_callback is not None:
            # re-attach the newline we split on earlier
            self.request.header_callback(first_line + _)
            for k, v in self.headers.get_all():
                self.request.header_callback("%s: %s\r\n" % (k, v))
            self.request.header_callback('\r\n')

        if self.request.method == "HEAD" or self.code == 304:
            # HEAD requests and 304 responses never have content, even
            # though they may have content-length headers
            self._on_body(b"")
            return
        if 100 <= self.code < 200 or self.code == 204:
            # These response codes never have bodies
            # http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.3
            if ("Transfer-Encoding" in self.headers or
                    content_length not in (None, 0)):
                raise ValueError("Response with code %d should not have body" %
                                 self.code)
            self._on_body(b"")
            return

        if (self.request.use_gzip and
                self.headers.get("Content-Encoding") == "gzip"):
            self._decompressor = GzipDecompressor()
        if self.headers.get("Transfer-Encoding") == "chunked":
            self.chunks = []
            self.stream.read_until(b"\r\n", self._on_chunk_length)
        elif content_length is not None:
            self.stream.read_bytes(content_length, self._on_body)
        else:
            self.stream.read_until_close(self._on_body)