Update requests to 2.25.1

lib/requests/adapters.py

@@ -13,6 +13,7 @@ import socket
 
 from urllib3.poolmanager import PoolManager, proxy_from_url
 from urllib3.response import HTTPResponse
+from urllib3.util import parse_url
 from urllib3.util import Timeout as TimeoutSauce
 from urllib3.util.retry import Retry
 from urllib3.exceptions import ClosedPoolError
@@ -25,16 +26,18 @@ from urllib3.exceptions import ProtocolError
 from urllib3.exceptions import ReadTimeoutError
 from urllib3.exceptions import SSLError as _SSLError
 from urllib3.exceptions import ResponseError
+from urllib3.exceptions import LocationValueError
 
 from .models import Response
 from .compat import urlparse, basestring
-from .utils import (DEFAULT_CA_BUNDLE_PATH, get_encoding_from_headers,
-                    prepend_scheme_if_needed, get_auth_from_url, urldefragauth,
-                    select_proxy)
+from .utils import (DEFAULT_CA_BUNDLE_PATH, extract_zipped_paths,
+                    get_encoding_from_headers, prepend_scheme_if_needed,
+                    get_auth_from_url, urldefragauth, select_proxy)
 from .structures import CaseInsensitiveDict
 from .cookies import extract_cookies_to_jar
 from .exceptions import (ConnectionError, ConnectTimeout, ReadTimeout, SSLError,
-                         ProxyError, RetryError, InvalidSchema)
+                         ProxyError, RetryError, InvalidSchema, InvalidProxyURL,
+                         InvalidURL)
 from .auth import _basic_auth_str
 
 try:
@@ -126,8 +129,7 @@ class HTTPAdapter(BaseAdapter):
         self.init_poolmanager(pool_connections, pool_maxsize, block=pool_block)
 
     def __getstate__(self):
-        return dict((attr, getattr(self, attr, None)) for attr in
-                    self.__attrs__)
+        return {attr: getattr(self, attr, None) for attr in self.__attrs__}
 
     def __setstate__(self, state):
         # Can't handle by adding 'proxy_manager' to self.__attrs__ because
@@ -219,11 +221,11 @@ class HTTPAdapter(BaseAdapter):
                 cert_loc = verify
 
             if not cert_loc:
-                cert_loc = DEFAULT_CA_BUNDLE_PATH
+                cert_loc = extract_zipped_paths(DEFAULT_CA_BUNDLE_PATH)
 
             if not cert_loc or not os.path.exists(cert_loc):
                 raise IOError("Could not find a suitable TLS CA certificate bundle, "
-                              "invalid path: {0}".format(cert_loc))
+                              "invalid path: {}".format(cert_loc))
 
             conn.cert_reqs = 'CERT_REQUIRED'
 
@@ -245,10 +247,10 @@ class HTTPAdapter(BaseAdapter):
                 conn.key_file = None
             if conn.cert_file and not os.path.exists(conn.cert_file):
                 raise IOError("Could not find the TLS certificate file, "
-                              "invalid path: {0}".format(conn.cert_file))
+                              "invalid path: {}".format(conn.cert_file))
             if conn.key_file and not os.path.exists(conn.key_file):
                 raise IOError("Could not find the TLS key file, "
-                              "invalid path: {0}".format(conn.key_file))
+                              "invalid path: {}".format(conn.key_file))
 
     def build_response(self, req, resp):
         """Builds a :class:`Response <requests.Response>` object from a urllib3
@@ -300,6 +302,10 @@ class HTTPAdapter(BaseAdapter):
 
         if proxy:
             proxy = prepend_scheme_if_needed(proxy, 'http')
+            proxy_url = parse_url(proxy)
+            if not proxy_url.host:
+                raise InvalidProxyURL("Please check proxy URL. It is malformed"
+                                      " and could be missing the host.")
             proxy_manager = self.proxy_manager_for(proxy)
             conn = proxy_manager.connection_from_url(url)
         else:
@@ -373,7 +379,7 @@ class HTTPAdapter(BaseAdapter):
         when subclassing the
         :class:`HTTPAdapter <requests.adapters.HTTPAdapter>`.
 
-        :param proxies: The url of the proxy being used for this request.
+        :param proxy: The url of the proxy being used for this request.
         :rtype: dict
         """
         headers = {}
@@ -402,11 +408,14 @@ class HTTPAdapter(BaseAdapter):
         :rtype: requests.Response
         """
 
-        conn = self.get_connection(request.url, proxies)
+        try:
+            conn = self.get_connection(request.url, proxies)
+        except LocationValueError as e:
+            raise InvalidURL(e, request=request)
 
         self.cert_verify(conn, request.url, verify, cert)
         url = self.request_url(request, proxies)
-        self.add_headers(request)
+        self.add_headers(request, stream=stream, timeout=timeout, verify=verify, cert=cert, proxies=proxies)
 
         chunked = not (request.body is None or 'Content-Length' in request.headers)
 
@@ -416,7 +425,7 @@ class HTTPAdapter(BaseAdapter):
                 timeout = TimeoutSauce(connect=connect, read=read)
             except ValueError as e:
                 # this may raise a string formatting error.
-                err = ("Invalid timeout {0}. Pass a (connect, read) "
+                err = ("Invalid timeout {}. Pass a (connect, read) "
                        "timeout tuple, or a single float to set "
                        "both timeouts to the same value".format(timeout))
                 raise ValueError(err)
@@ -466,11 +475,10 @@ class HTTPAdapter(BaseAdapter):
 
                     # Receive the response from the server
                     try:
-                        # For Python 2.7+ versions, use buffering of HTTP
-                        # responses
+                        # For Python 2.7, use buffering of HTTP responses
                         r = low_conn.getresponse(buffering=True)
                     except TypeError:
-                        # For compatibility with Python 2.6 versions and back
+                        # For compatibility with Python 3.3+
                         r = low_conn.getresponse()
 
                     resp = HTTPResponse.from_httplib(