How to use the geventhttpclient.HTTPClient.from_url function in geventhttpclient

def swift_auth_v2(self):
        self.tenant, self.user = self.user.split(';')
        auth_dict = {}
        auth_dict['auth'] = {'passwordCredentials':
                             {
                                 'username': self.user,
                                 'password': self.password,
                             },
                             'tenantName': self.tenant}
        auth_json = json_dumps(auth_dict)
        headers = {'Content-Type': 'application/json'}
        auth_httpclient = HTTPClient.from_url(
            self.auth_url,
            connection_timeout=self.http_timeout,
            network_timeout=self.http_timeout,
            )
        path = urlparse.urlparse(self.auth_url).path
        if not path.endswith('tokens'):
            path = posixpath.join(path, 'tokens')
        ret = auth_httpclient.request('POST', path,
                                      body=auth_json,
                                      headers=headers)

        if ret.status_code < 200 or ret.status_code >= 300:
            raise SwiftException('AUTH v2.0 request failed on ' +
                                 '%s with error code %s (%s)'
                                 % (str(auth_httpclient.get_base_url()) +
                                    path, ret.status_code,

def swift_auth_v2(self):
        self.tenant, self.user = self.user.split(';')
        auth_dict = {}
        auth_dict['auth'] = {'passwordCredentials':
                             {
                                 'username': self.user,
                                 'password': self.password,
                             },
                             'tenantName': self.tenant}
        auth_json = json_dumps(auth_dict)
        headers = {'Content-Type': 'application/json'}
        auth_httpclient = HTTPClient.from_url(
            self.auth_url,
            connection_timeout=self.http_timeout,
            network_timeout=self.http_timeout,
            )
        path = urlparse.urlparse(self.auth_url).path
        if not path.endswith('tokens'):
            path = posixpath.join(path, 'tokens')
        ret = auth_httpclient.request('POST', path,
                                      body=auth_json,
                                      headers=headers)

        if ret.status_code < 200 or ret.status_code >= 300:
            raise SwiftException('AUTH v2.0 request failed on ' +
                                 '%s with error code %s (%s)'
                                 % (str(auth_httpclient.get_base_url()) +
                                    path, ret.status_code,

self.conf.getint('swift', 'http_pool_length') or 10
        self.region_name = self.conf.get("swift", "region_name") or "RegionOne"
        self.endpoint_type = \
            self.conf.get("swift", "endpoint_type") or "internalURL"
        self.cache_length = self.conf.getint("swift", "cache_length") or 20
        self.chunk_length = self.conf.getint("swift", "chunk_length") or 12228
        self.root = root
        block_size = 1024 * 12  # 12KB
        if self.auth_ver == "1":
            self.storage_url, self.token = self.swift_auth_v1()
        else:
            self.storage_url, self.token = self.swift_auth_v2()

        token_header = {'X-Auth-Token': str(self.token)}
        self.httpclient = \
            HTTPClient.from_url(str(self.storage_url),
                                concurrency=self.http_pool_length,
                                block_size=block_size,
                                connection_timeout=self.http_timeout,
                                network_timeout=self.http_timeout,
                                headers=token_header)
        self.base_path = str(posixpath.join(
                urlparse.urlparse(self.storage_url).path, self.root))

'oauth_consumer_key': oauthlib_consumer.key,
        'locations': '-122.75,36.8,-121.75,37.8' # San Francisco
    }

    url = URL('https://stream.twitter.com/1/statuses/filter.json')
    req = oauthlib.Request.from_consumer_and_token(
            oauthlib_consumer,
            token=token,
            http_url=str(url),
            http_method='POST')

    signature_method = oauthlib.SignatureMethod_HMAC_SHA1()
    req = oauthlib.Request(method="POST", url=str(url), parameters=params)
    req.sign_request(signature_method, oauthlib_consumer, token)

    http = HTTPClient.from_url(url)
    response = http.request('POST', url.request_uri,
        body=req.to_postdata(),
        headers={'Content-Type': 'application/x-www-form-urlencoded',
                 'Accept': '*/*'})

    data = json.loads(response.readline())
    while data:
        pp(data)
        data = json.loads(response.readline())

#!/usr/bin/env python

from geventhttpclient import HTTPClient, URL

if __name__ == "__main__":

    url = URL('http://127.0.0.1:80/100.dat')
    http = HTTPClient.from_url(url)
    response = http.get(url.request_uri)
    assert response.status_code == 200

    CHUNK_SIZE = 1024 * 16 # 16KB
    with open('/tmp/100.dat', 'w') as f:
        data = response.read(CHUNK_SIZE)
        while data:
            f.write(data)
            data = response.read(CHUNK_SIZE)

self.conf.getint('swift', 'http_pool_length') or 10
        self.region_name = self.conf.get("swift", "region_name") or "RegionOne"
        self.endpoint_type = \
            self.conf.get("swift", "endpoint_type") or "internalURL"
        self.cache_length = self.conf.getint("swift", "cache_length") or 20
        self.chunk_length = self.conf.getint("swift", "chunk_length") or 12228
        self.root = root
        block_size = 1024 * 12  # 12KB
        if self.auth_ver == "1":
            self.storage_url, self.token = self.swift_auth_v1()
        else:
            self.storage_url, self.token = self.swift_auth_v2()

        token_header = {'X-Auth-Token': str(self.token)}
        self.httpclient = \
            HTTPClient.from_url(str(self.storage_url),
                                concurrency=self.http_pool_length,
                                block_size=block_size,
                                connection_timeout=self.http_timeout,
                                network_timeout=self.http_timeout,
                                headers=token_header)
        self.base_path = str(posixpath.join(
                urlparse.urlparse(self.storage_url).path, self.root))