Update requests-2.26.0

lib/requests/__init__.py

@@ -41,12 +41,20 @@ is at <https://requests.readthedocs.io>.
 """
 
 import urllib3
-import chardet
 import warnings
 from .exceptions import RequestsDependencyWarning
 
+try:
+    from charset_normalizer import __version__ as charset_normalizer_version
+except ImportError:
+    charset_normalizer_version = None
 
-def check_compatibility(urllib3_version, chardet_version):
+try:
+    from chardet import __version__ as chardet_version
+except ImportError:
+    chardet_version = None
+
+def check_compatibility(urllib3_version, chardet_version, charset_normalizer_version):
     urllib3_version = urllib3_version.split('.')
     assert urllib3_version != ['dev']  # Verify urllib3 isn't installed from git.
 
@@ -62,12 +70,19 @@ def check_compatibility(urllib3_version, chardet_version):
     assert minor >= 21
     assert minor <= 26
 
-    # Check chardet for compatibility.
+    # Check charset_normalizer for compatibility.
+    if chardet_version:
         major, minor, patch = chardet_version.split('.')[:3]
         major, minor, patch = int(major), int(minor), int(patch)
-    # chardet >= 3.0.2, < 5.0.0
+        # chardet_version >= 3.0.2, < 5.0.0
         assert (3, 0, 2) <= (major, minor, patch) < (5, 0, 0)
-
+    elif charset_normalizer_version:
+        major, minor, patch = charset_normalizer_version.split('.')[:3]
+        major, minor, patch = int(major), int(minor), int(patch)
+        # charset_normalizer >= 2.0.0 < 3.0.0
+        assert (2, 0, 0) <= (major, minor, patch) < (3, 0, 0)
+    else:
+        raise Exception("You need either charset_normalizer or chardet installed")
 
 def _check_cryptography(cryptography_version):
     # cryptography < 1.3.4
@@ -82,10 +97,10 @@ def _check_cryptography(cryptography_version):
 
 # Check imported dependencies for compatibility.
 try:
-    check_compatibility(urllib3.__version__, chardet.__version__)
+    check_compatibility(urllib3.__version__, chardet_version, charset_normalizer_version)
 except (AssertionError, ValueError):
-    warnings.warn("urllib3 ({}) or chardet ({}) doesn't match a supported "
+    warnings.warn("urllib3 ({}) or chardet ({})/charset_normalizer ({}) doesn't match a supported "
-                  "version!".format(urllib3.__version__, chardet.__version__),
+                  "version!".format(urllib3.__version__, chardet_version, charset_normalizer_version),
                   RequestsDependencyWarning)
 
 # Attempt to enable urllib3's fallback for SNI support

lib/requests/__version__.py

@@ -5,8 +5,8 @@
 __title__ = 'requests'
 __description__ = 'Python HTTP for Humans.'
 __url__ = 'https://requests.readthedocs.io'
-__version__ = '2.25.1'
+__version__ = '2.26.0'
-__build__ = 0x022501
+__build__ = 0x022600
 __author__ = 'Kenneth Reitz'
 __author_email__ = 'me@kennethreitz.org'
 __license__ = 'Apache 2.0'

lib/requests/api.py

@@ -72,7 +72,6 @@ def get(url, params=None, **kwargs):
     :rtype: requests.Response
     """
 
-    kwargs.setdefault('allow_redirects', True)
     return request('get', url, params=params, **kwargs)
 
 
@@ -85,7 +84,6 @@ def options(url, **kwargs):
     :rtype: requests.Response
     """
 
-    kwargs.setdefault('allow_redirects', True)
     return request('options', url, **kwargs)
 
 

lib/requests/compat.py

@@ -8,7 +8,10 @@ This module handles import compatibility issues between Python 2 and
 Python 3.
 """
 
-import chardet
+try:
+    import chardet
+except ImportError:
+    import charset_normalizer as chardet
 
 import sys
 

lib/requests/exceptions.py

@@ -25,6 +25,10 @@ class RequestException(IOError):
         super(RequestException, self).__init__(*args, **kwargs)
 
 
+class InvalidJSONError(RequestException):
+    """A JSON error occurred."""
+
+
 class HTTPError(RequestException):
     """An HTTP error occurred."""
 

lib/requests/help.py

@@ -8,10 +8,19 @@ import ssl
 
 import idna
 import urllib3
-import chardet
 
 from . import __version__ as requests_version
 
+try:
+    import charset_normalizer
+except ImportError:
+    charset_normalizer = None
+
+try:
+    import chardet
+except ImportError:
+    chardet = None
+
 try:
     from urllib3.contrib import pyopenssl
 except ImportError:
@@ -71,6 +80,11 @@ def info():
 
     implementation_info = _implementation()
     urllib3_info = {'version': urllib3.__version__}
+    charset_normalizer_info = {'version': None}
+    chardet_info = {'version': None}
+    if charset_normalizer:
+        charset_normalizer_info = {'version': charset_normalizer.__version__}
+    if chardet:
         chardet_info = {'version': chardet.__version__}
 
     pyopenssl_info = {
@@ -99,9 +113,11 @@ def info():
         'implementation': implementation_info,
         'system_ssl': system_ssl_info,
         'using_pyopenssl': pyopenssl is not None,
+        'using_charset_normalizer': chardet is None,
         'pyOpenSSL': pyopenssl_info,
         'urllib3': urllib3_info,
         'chardet': chardet_info,
+        'charset_normalizer': charset_normalizer_info,
         'cryptography': cryptography_info,
         'idna': idna_info,
         'requests': {

lib/requests/models.py

@@ -29,7 +29,7 @@ from .auth import HTTPBasicAuth
 from .cookies import cookiejar_from_dict, get_cookie_header, _copy_cookie_jar
 from .exceptions import (
     HTTPError, MissingSchema, InvalidURL, ChunkedEncodingError,
-    ContentDecodingError, ConnectionError, StreamConsumedError)
+    ContentDecodingError, ConnectionError, StreamConsumedError, InvalidJSONError)
 from ._internal_utils import to_native_string, unicode_is_ascii
 from .utils import (
     guess_filename, get_auth_from_url, requote_uri,
@@ -466,7 +466,12 @@ class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):
             # urllib3 requires a bytes-like body. Python 2's json.dumps
             # provides this natively, but Python 3 gives a Unicode string.
             content_type = 'application/json'
-            body = complexjson.dumps(json)
+
+            try:
+              body = complexjson.dumps(json, allow_nan=False)
+            except ValueError as ve:
+              raise InvalidJSONError(ve, request=self)
+
             if not isinstance(body, bytes):
                 body = body.encode('utf-8')
 
@@ -726,7 +731,7 @@ class Response(object):
 
     @property
     def apparent_encoding(self):
-        """The apparent encoding, provided by the chardet library."""
+        """The apparent encoding, provided by the charset_normalizer or chardet libraries."""
         return chardet.detect(self.content)['encoding']
 
     def iter_content(self, chunk_size=1, decode_unicode=False):
@@ -840,7 +845,7 @@ class Response(object):
         """Content of the response, in unicode.
 
         If Response.encoding is None, encoding will be guessed using
-        ``chardet``.
+        ``charset_normalizer`` or ``chardet``.
 
         The encoding of the response content is determined based solely on HTTP
         headers, following RFC 2616 to the letter. If you can take advantage of
@@ -877,13 +882,18 @@ class Response(object):
         r"""Returns the json-encoded content of a response, if any.
 
         :param \*\*kwargs: Optional arguments that ``json.loads`` takes.
-        :raises ValueError: If the response body does not contain valid json.
+        :raises simplejson.JSONDecodeError: If the response body does not
+            contain valid json and simplejson is installed.
+        :raises json.JSONDecodeError: If the response body does not contain
+            valid json and simplejson is not installed on Python 3.
+        :raises ValueError: If the response body does not contain valid
+            json and simplejson is not installed on Python 2.        
         """
 
         if not self.encoding and self.content and len(self.content) > 3:
             # No encoding set. JSON RFC 4627 section 3 states we should expect
             # UTF-8, -16 or -32. Detect which one to use; If the detection or
-            # decoding fails, fall back to `self.text` (using chardet to make
+            # decoding fails, fall back to `self.text` (using charset_normalizer to make
             # a best guess).
             encoding = guess_json_utf(self.content)
             if encoding is not None:

lib/requests/packages.py

@@ -1,9 +1,17 @@
 import sys
 
+try:
+    import chardet
+except ImportError:
+    import charset_normalizer as chardet
+    import warnings
+
+    warnings.filterwarnings('ignore', 'Trying to detect', module='charset_normalizer')
+
 # This code exists for backwards compatibility reasons.
 # I don't like it either. Just look the other way. :)
 
-for package in ('urllib3', 'idna', 'chardet'):
+for package in ('urllib3', 'idna'):
     locals()[package] = __import__(package)
     # This traversal is apparently necessary such that the identities are
     # preserved (requests.packages.urllib3.* is urllib3.*)
@@ -11,4 +19,8 @@ for package in ('urllib3', 'idna', 'chardet'):
         if mod == package or mod.startswith(package + '.'):
             sys.modules['requests.packages.' + mod] = sys.modules[mod]
 
+target = chardet.__name__
+for mod in list(sys.modules):
+    if mod == target or mod.startswith(target + '.'):
+        sys.modules['requests.packages.' + target.replace(target, 'chardet')] = sys.modules[mod]
 # Kinda cool, though, right?

lib/requests/sessions.py

@@ -633,7 +633,7 @@ class Session(SessionRedirectMixin):
         kwargs.setdefault('stream', self.stream)
         kwargs.setdefault('verify', self.verify)
         kwargs.setdefault('cert', self.cert)
-        kwargs.setdefault('proxies', self.proxies)
+        kwargs.setdefault('proxies', self.rebuild_proxies(request, self.proxies))
 
         # It's possible that users might accidentally send a Request object.
         # Guard against that specific failure case.

lib/requests/utils.py

@@ -20,6 +20,7 @@ import tempfile
 import warnings
 import zipfile
 from collections import OrderedDict
+from urllib3.util import make_headers
 
 from .__version__ import __version__
 from . import certs
@@ -41,6 +42,11 @@ DEFAULT_CA_BUNDLE_PATH = certs.where()
 
 DEFAULT_PORTS = {'http': 80, 'https': 443}
 
+# Ensure that ', ' is used to preserve previous delimiter behavior.
+DEFAULT_ACCEPT_ENCODING = ", ".join(
+    re.split(r",\s*", make_headers(accept_encoding=True)["accept-encoding"])
+)
+
 
 if sys.platform == 'win32':
     # provide a proxy_bypass version on Windows without DNS lookups
@@ -256,13 +262,28 @@ def extract_zipped_paths(path):
 
     # we have a valid zip archive and a valid member of that archive
     tmp = tempfile.gettempdir()
-    extracted_path = os.path.join(tmp, *member.split('/'))
+    extracted_path = os.path.join(tmp, member.split('/')[-1])
     if not os.path.exists(extracted_path):
-        extracted_path = zip_file.extract(member, path=tmp)
+        # use read + write to avoid the creating nested folders, we only want the file, avoids mkdir racing condition
-
+        with atomic_open(extracted_path) as file_handler:
+            file_handler.write(zip_file.read(member))
     return extracted_path
 
 
+@contextlib.contextmanager
+def atomic_open(filename):
+    """Write a file to the disk in an atomic fashion"""
+    replacer = os.rename if sys.version_info[0] == 2 else os.replace
+    tmp_descriptor, tmp_name = tempfile.mkstemp(dir=os.path.dirname(filename))
+    try:
+        with os.fdopen(tmp_descriptor, 'wb') as tmp_handler:
+            yield tmp_handler
+        replacer(tmp_name, filename)
+    except BaseException:
+        os.remove(tmp_name)
+        raise
+
+
 def from_key_val_list(value):
     """Take an object and test to see if it can be represented as a
     dictionary. Unless it can not be represented as such, return an
@@ -820,7 +841,7 @@ def default_headers():
     """
     return CaseInsensitiveDict({
         'User-Agent': default_user_agent(),
-        'Accept-Encoding': ', '.join(('gzip', 'deflate')),
+        'Accept-Encoding': DEFAULT_ACCEPT_ENCODING,
         'Accept': '*/*',
         'Connection': 'keep-alive',
     })