browser.py 文件源码

def get_page(self, url, data=None):
        handlers = [PoolHTTPHandler]
        opener = urllib2.build_opener(*handlers)
        if data: data = urllib.urlencode(data)
        request = urllib2.Request(url, data, self.headers)
        try:
            response = opener.open(request)
            return response.read()
        except (urllib2.HTTPError, urllib2.URLError), e:
            raise BrowserError(url, str(e))
        except (socket.error, socket.sslerror), msg:
            raise BrowserError(url, msg)
        except socket.timeout, e:
            raise BrowserError(url, "timeout")
        except KeyboardInterrupt:
            raise
        except:
            raise BrowserError(url, "unknown error")