How to use the aliyun-python-sdk-core.aliyunsdkcore.vendored.requests.compat.urlparse function in aliyun-python-sdk-core

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github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / utils.py View on Github external
def should_bypass_proxies(url, no_proxy):
    """
    Returns whether we should bypass proxies or not.

    :rtype: bool
    """
    get_proxy = lambda k: os.environ.get(k) or os.environ.get(k.upper())

    # First check whether no_proxy is defined. If it is, check that the URL
    # we're getting isn't in the no_proxy list.
    no_proxy_arg = no_proxy
    if no_proxy is None:
        no_proxy = get_proxy('no_proxy')
    netloc = urlparse(url).netloc

    if no_proxy:
        # We need to check whether we match here. We need to see if we match
        # the end of the netloc, both with and without the port.
        no_proxy = (
            host for host in no_proxy.replace(' ', '').split(',') if host
        )

        ip = netloc.split(':')[0]
        if is_ipv4_address(ip):
            for proxy_ip in no_proxy:
                if is_valid_cidr(proxy_ip):
                    if address_in_network(ip, proxy_ip):
                        return True
                elif ip == proxy_ip:
                    # If no_proxy ip was defined in plain IP notation instead of cidr notation &
github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / utils.py View on Github external
loc = os.path.expanduser('~/{0}'.format(f))
            except KeyError:
                # os.path.expanduser can fail when $HOME is undefined and
                # getpwuid fails. See http://bugs.python.org/issue20164 &
                # https://github.com/requests/requests/issues/1846
                return

            if os.path.exists(loc):
                netrc_path = loc
                break

        # Abort early if there isn't one.
        if netrc_path is None:
            return

        ri = urlparse(url)

        # Strip port numbers from netloc. This weird `if...encode`` dance is
        # used for Python 3.2, which doesn't support unicode literals.
        splitstr = b':'
        if isinstance(url, str):
            splitstr = splitstr.decode('ascii')
        host = ri.netloc.split(splitstr)[0]

        try:
            _netrc = netrc(netrc_path).authenticators(host)
            if _netrc:
                # Return with login / password
                login_i = (0 if _netrc[0] else 1)
                return (_netrc[login_i], _netrc[2])
        except (NetrcParseError, IOError):
            # If there was a parsing error or a permissions issue reading the file,
github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / sessions.py View on Github external
except (ChunkedEncodingError, ContentDecodingError, RuntimeError):
                resp.raw.read(decode_content=False)

            if len(resp.history) >= self.max_redirects:
                raise TooManyRedirects('Exceeded %s redirects.' % self.max_redirects, response=resp)

            # Release the connection back into the pool.
            resp.close()

            # Handle redirection without scheme (see: RFC 1808 Section 4)
            if url.startswith('//'):
                parsed_rurl = urlparse(resp.url)
                url = '%s:%s' % (to_native_string(parsed_rurl.scheme), url)

            # The scheme should be lower case...
            parsed = urlparse(url)
            url = parsed.geturl()

            # Facilitate relative 'location' headers, as allowed by RFC 7231.
            # (e.g. '/path/to/resource' instead of 'http://domain.tld/path/to/resource')
            # Compliant with RFC3986, we percent encode the url.
            if not parsed.netloc:
                url = urljoin(resp.url, requote_uri(url))
            else:
                url = requote_uri(url)

            prepared_request.url = to_native_string(url)

            self.rebuild_method(prepared_request, resp)

            # https://github.com/requests/requests/issues/1084
            if resp.status_code not in (codes.temporary_redirect, codes.permanent_redirect):
github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / sessions.py View on Github external
resp.history = hist[1:]

            try:
                resp.content  # Consume socket so it can be released
            except (ChunkedEncodingError, ContentDecodingError, RuntimeError):
                resp.raw.read(decode_content=False)

            if len(resp.history) >= self.max_redirects:
                raise TooManyRedirects('Exceeded %s redirects.' % self.max_redirects, response=resp)

            # Release the connection back into the pool.
            resp.close()

            # Handle redirection without scheme (see: RFC 1808 Section 4)
            if url.startswith('//'):
                parsed_rurl = urlparse(resp.url)
                url = '%s:%s' % (to_native_string(parsed_rurl.scheme), url)

            # The scheme should be lower case...
            parsed = urlparse(url)
            url = parsed.geturl()

            # Facilitate relative 'location' headers, as allowed by RFC 7231.
            # (e.g. '/path/to/resource' instead of 'http://domain.tld/path/to/resource')
            # Compliant with RFC3986, we percent encode the url.
            if not parsed.netloc:
                url = urljoin(resp.url, requote_uri(url))
            else:
                url = requote_uri(url)

            prepared_request.url = to_native_string(url)
github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / utils.py View on Github external
def select_proxy(url, proxies):
    """Select a proxy for the url, if applicable.

    :param url: The url being for the request
    :param proxies: A dictionary of schemes or schemes and hosts to proxy URLs
    """
    proxies = proxies or {}
    urlparts = urlparse(url)
    if urlparts.hostname is None:
        return proxies.get(urlparts.scheme, proxies.get('all'))

    proxy_keys = [
        urlparts.scheme + '://' + urlparts.hostname,
        urlparts.scheme,
        'all://' + urlparts.hostname,
        'all',
    ]
    proxy = None
    for proxy_key in proxy_keys:
        if proxy_key in proxies:
            proxy = proxies[proxy_key]
            break

    return proxy
github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / sessions.py View on Github external
def rebuild_auth(self, prepared_request, response):
        """When being redirected we may want to strip authentication from the
        request to avoid leaking credentials. This method intelligently removes
        and reapplies authentication where possible to avoid credential loss.
        """
        headers = prepared_request.headers
        url = prepared_request.url

        if 'Authorization' in headers:
            # If we get redirected to a new host, we should strip out any
            # authentication headers.
            original_parsed = urlparse(response.request.url)
            redirect_parsed = urlparse(url)

            if (original_parsed.hostname != redirect_parsed.hostname):
                del headers['Authorization']

        # .netrc might have more auth for us on our new host.
        new_auth = get_netrc_auth(url) if self.trust_env else None
        if new_auth is not None:
            prepared_request.prepare_auth(new_auth)

        return
github aliyun / aliyun-openapi-python-sdk / aliyun-python-sdk-core / aliyunsdkcore / vendored / requests / sessions.py View on Github external
def rebuild_proxies(self, prepared_request, proxies):
        """This method re-evaluates the proxy configuration by considering the
        environment variables. If we are redirected to a URL covered by
        NO_PROXY, we strip the proxy configuration. Otherwise, we set missing
        proxy keys for this URL (in case they were stripped by a previous
        redirect).

        This method also replaces the Proxy-Authorization header where
        necessary.

        :rtype: dict
        """
        proxies = proxies if proxies is not None else {}
        headers = prepared_request.headers
        url = prepared_request.url
        scheme = urlparse(url).scheme
        new_proxies = proxies.copy()
        no_proxy = proxies.get('no_proxy')

        bypass_proxy = should_bypass_proxies(url, no_proxy=no_proxy)
        if self.trust_env and not bypass_proxy:
            environ_proxies = get_environ_proxies(url, no_proxy=no_proxy)

            proxy = environ_proxies.get(scheme, environ_proxies.get('all'))

            if proxy:
                new_proxies.setdefault(scheme, proxy)

        if 'Proxy-Authorization' in headers:
            del headers['Proxy-Authorization']

        try:

aliyun-python-sdk-core

The core module of Aliyun Python SDK.

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