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authorJames Taylor <user234683@users.noreply.github.com>2019-09-06 16:31:13 -0700
committerJames Taylor <user234683@users.noreply.github.com>2019-09-06 16:31:13 -0700
commit3d57e14df7ba5f14a634295caf3b2e60da50bfe2 (patch)
tree4903bcb79a49ad714a1a9129765b9545405c9978 /python/werkzeug/_internal.py
parentac32b24b2a011292b704a3f27e8fd08a7ae9424b (diff)
downloadyt-local-3d57e14df7ba5f14a634295caf3b2e60da50bfe2.tar.lz
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Remove windows python distribution from repo and add requirements.txt
Diffstat (limited to 'python/werkzeug/_internal.py')
-rw-r--r--python/werkzeug/_internal.py484
1 files changed, 0 insertions, 484 deletions
diff --git a/python/werkzeug/_internal.py b/python/werkzeug/_internal.py
deleted file mode 100644
index 90e3dd9..0000000
--- a/python/werkzeug/_internal.py
+++ /dev/null
@@ -1,484 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
- werkzeug._internal
- ~~~~~~~~~~~~~~~~~~
-
- This module provides internally used helpers and constants.
-
- :copyright: 2007 Pallets
- :license: BSD-3-Clause
-"""
-import inspect
-import logging
-import re
-import string
-from datetime import date
-from datetime import datetime
-from itertools import chain
-from weakref import WeakKeyDictionary
-
-from ._compat import int_to_byte
-from ._compat import integer_types
-from ._compat import iter_bytes
-from ._compat import range_type
-from ._compat import text_type
-
-
-_logger = None
-_signature_cache = WeakKeyDictionary()
-_epoch_ord = date(1970, 1, 1).toordinal()
-_cookie_params = {
- b"expires",
- b"path",
- b"comment",
- b"max-age",
- b"secure",
- b"httponly",
- b"version",
-}
-_legal_cookie_chars = (
- string.ascii_letters + string.digits + u"/=!#$%&'*+-.^_`|~:"
-).encode("ascii")
-
-_cookie_quoting_map = {b",": b"\\054", b";": b"\\073", b'"': b'\\"', b"\\": b"\\\\"}
-for _i in chain(range_type(32), range_type(127, 256)):
- _cookie_quoting_map[int_to_byte(_i)] = ("\\%03o" % _i).encode("latin1")
-
-_octal_re = re.compile(br"\\[0-3][0-7][0-7]")
-_quote_re = re.compile(br"[\\].")
-_legal_cookie_chars_re = br"[\w\d!#%&\'~_`><@,:/\$\*\+\-\.\^\|\)\(\?\}\{\=]"
-_cookie_re = re.compile(
- br"""
- (?P<key>[^=;]+)
- (?:\s*=\s*
- (?P<val>
- "(?:[^\\"]|\\.)*" |
- (?:.*?)
- )
- )?
- \s*;
-""",
- flags=re.VERBOSE,
-)
-
-
-class _Missing(object):
- def __repr__(self):
- return "no value"
-
- def __reduce__(self):
- return "_missing"
-
-
-_missing = _Missing()
-
-
-def _get_environ(obj):
- env = getattr(obj, "environ", obj)
- assert isinstance(env, dict), (
- "%r is not a WSGI environment (has to be a dict)" % type(obj).__name__
- )
- return env
-
-
-def _has_level_handler(logger):
- """Check if there is a handler in the logging chain that will handle
- the given logger's effective level.
- """
- level = logger.getEffectiveLevel()
- current = logger
-
- while current:
- if any(handler.level <= level for handler in current.handlers):
- return True
-
- if not current.propagate:
- break
-
- current = current.parent
-
- return False
-
-
-def _log(type, message, *args, **kwargs):
- """Log a message to the 'werkzeug' logger.
-
- The logger is created the first time it is needed. If there is no
- level set, it is set to :data:`logging.INFO`. If there is no handler
- for the logger's effective level, a :class:`logging.StreamHandler`
- is added.
- """
- global _logger
-
- if _logger is None:
- _logger = logging.getLogger("werkzeug")
-
- if _logger.level == logging.NOTSET:
- _logger.setLevel(logging.INFO)
-
- if not _has_level_handler(_logger):
- _logger.addHandler(logging.StreamHandler())
-
- getattr(_logger, type)(message.rstrip(), *args, **kwargs)
-
-
-def _parse_signature(func):
- """Return a signature object for the function."""
- if hasattr(func, "im_func"):
- func = func.im_func
-
- # if we have a cached validator for this function, return it
- parse = _signature_cache.get(func)
- if parse is not None:
- return parse
-
- # inspect the function signature and collect all the information
- if hasattr(inspect, "getfullargspec"):
- tup = inspect.getfullargspec(func)
- else:
- tup = inspect.getargspec(func)
- positional, vararg_var, kwarg_var, defaults = tup[:4]
- defaults = defaults or ()
- arg_count = len(positional)
- arguments = []
- for idx, name in enumerate(positional):
- if isinstance(name, list):
- raise TypeError(
- "cannot parse functions that unpack tuples in the function signature"
- )
- try:
- default = defaults[idx - arg_count]
- except IndexError:
- param = (name, False, None)
- else:
- param = (name, True, default)
- arguments.append(param)
- arguments = tuple(arguments)
-
- def parse(args, kwargs):
- new_args = []
- missing = []
- extra = {}
-
- # consume as many arguments as positional as possible
- for idx, (name, has_default, default) in enumerate(arguments):
- try:
- new_args.append(args[idx])
- except IndexError:
- try:
- new_args.append(kwargs.pop(name))
- except KeyError:
- if has_default:
- new_args.append(default)
- else:
- missing.append(name)
- else:
- if name in kwargs:
- extra[name] = kwargs.pop(name)
-
- # handle extra arguments
- extra_positional = args[arg_count:]
- if vararg_var is not None:
- new_args.extend(extra_positional)
- extra_positional = ()
- if kwargs and kwarg_var is None:
- extra.update(kwargs)
- kwargs = {}
-
- return (
- new_args,
- kwargs,
- missing,
- extra,
- extra_positional,
- arguments,
- vararg_var,
- kwarg_var,
- )
-
- _signature_cache[func] = parse
- return parse
-
-
-def _date_to_unix(arg):
- """Converts a timetuple, integer or datetime object into the seconds from
- epoch in utc.
- """
- if isinstance(arg, datetime):
- arg = arg.utctimetuple()
- elif isinstance(arg, integer_types + (float,)):
- return int(arg)
- year, month, day, hour, minute, second = arg[:6]
- days = date(year, month, 1).toordinal() - _epoch_ord + day - 1
- hours = days * 24 + hour
- minutes = hours * 60 + minute
- seconds = minutes * 60 + second
- return seconds
-
-
-class _DictAccessorProperty(object):
- """Baseclass for `environ_property` and `header_property`."""
-
- read_only = False
-
- def __init__(
- self,
- name,
- default=None,
- load_func=None,
- dump_func=None,
- read_only=None,
- doc=None,
- ):
- self.name = name
- self.default = default
- self.load_func = load_func
- self.dump_func = dump_func
- if read_only is not None:
- self.read_only = read_only
- self.__doc__ = doc
-
- def __get__(self, obj, type=None):
- if obj is None:
- return self
- storage = self.lookup(obj)
- if self.name not in storage:
- return self.default
- rv = storage[self.name]
- if self.load_func is not None:
- try:
- rv = self.load_func(rv)
- except (ValueError, TypeError):
- rv = self.default
- return rv
-
- def __set__(self, obj, value):
- if self.read_only:
- raise AttributeError("read only property")
- if self.dump_func is not None:
- value = self.dump_func(value)
- self.lookup(obj)[self.name] = value
-
- def __delete__(self, obj):
- if self.read_only:
- raise AttributeError("read only property")
- self.lookup(obj).pop(self.name, None)
-
- def __repr__(self):
- return "<%s %s>" % (self.__class__.__name__, self.name)
-
-
-def _cookie_quote(b):
- buf = bytearray()
- all_legal = True
- _lookup = _cookie_quoting_map.get
- _push = buf.extend
-
- for char in iter_bytes(b):
- if char not in _legal_cookie_chars:
- all_legal = False
- char = _lookup(char, char)
- _push(char)
-
- if all_legal:
- return bytes(buf)
- return bytes(b'"' + buf + b'"')
-
-
-def _cookie_unquote(b):
- if len(b) < 2:
- return b
- if b[:1] != b'"' or b[-1:] != b'"':
- return b
-
- b = b[1:-1]
-
- i = 0
- n = len(b)
- rv = bytearray()
- _push = rv.extend
-
- while 0 <= i < n:
- o_match = _octal_re.search(b, i)
- q_match = _quote_re.search(b, i)
- if not o_match and not q_match:
- rv.extend(b[i:])
- break
- j = k = -1
- if o_match:
- j = o_match.start(0)
- if q_match:
- k = q_match.start(0)
- if q_match and (not o_match or k < j):
- _push(b[i:k])
- _push(b[k + 1 : k + 2])
- i = k + 2
- else:
- _push(b[i:j])
- rv.append(int(b[j + 1 : j + 4], 8))
- i = j + 4
-
- return bytes(rv)
-
-
-def _cookie_parse_impl(b):
- """Lowlevel cookie parsing facility that operates on bytes."""
- i = 0
- n = len(b)
-
- while i < n:
- match = _cookie_re.search(b + b";", i)
- if not match:
- break
-
- key = match.group("key").strip()
- value = match.group("val") or b""
- i = match.end(0)
-
- # Ignore parameters. We have no interest in them.
- if key.lower() not in _cookie_params:
- yield _cookie_unquote(key), _cookie_unquote(value)
-
-
-def _encode_idna(domain):
- # If we're given bytes, make sure they fit into ASCII
- if not isinstance(domain, text_type):
- domain.decode("ascii")
- return domain
-
- # Otherwise check if it's already ascii, then return
- try:
- return domain.encode("ascii")
- except UnicodeError:
- pass
-
- # Otherwise encode each part separately
- parts = domain.split(".")
- for idx, part in enumerate(parts):
- parts[idx] = part.encode("idna")
- return b".".join(parts)
-
-
-def _decode_idna(domain):
- # If the input is a string try to encode it to ascii to
- # do the idna decoding. if that fails because of an
- # unicode error, then we already have a decoded idna domain
- if isinstance(domain, text_type):
- try:
- domain = domain.encode("ascii")
- except UnicodeError:
- return domain
-
- # Decode each part separately. If a part fails, try to
- # decode it with ascii and silently ignore errors. This makes
- # most sense because the idna codec does not have error handling
- parts = domain.split(b".")
- for idx, part in enumerate(parts):
- try:
- parts[idx] = part.decode("idna")
- except UnicodeError:
- parts[idx] = part.decode("ascii", "ignore")
-
- return ".".join(parts)
-
-
-def _make_cookie_domain(domain):
- if domain is None:
- return None
- domain = _encode_idna(domain)
- if b":" in domain:
- domain = domain.split(b":", 1)[0]
- if b"." in domain:
- return domain
- raise ValueError(
- "Setting 'domain' for a cookie on a server running locally (ex: "
- "localhost) is not supported by complying browsers. You should "
- "have something like: '127.0.0.1 localhost dev.localhost' on "
- "your hosts file and then point your server to run on "
- "'dev.localhost' and also set 'domain' for 'dev.localhost'"
- )
-
-
-def _easteregg(app=None):
- """Like the name says. But who knows how it works?"""
-
- def bzzzzzzz(gyver):
- import base64
- import zlib
-
- return zlib.decompress(base64.b64decode(gyver)).decode("ascii")
-
- gyver = u"\n".join(
- [
- x + (77 - len(x)) * u" "
- for x in bzzzzzzz(
- b"""
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-7f2zLkGNv8b191cD/3vs9Q833z8t"""
- ).splitlines()
- ]
- )
-
- def easteregged(environ, start_response):
- def injecting_start_response(status, headers, exc_info=None):
- headers.append(("X-Powered-By", "Werkzeug"))
- return start_response(status, headers, exc_info)
-
- if app is not None and environ.get("QUERY_STRING") != "macgybarchakku":
- return app(environ, injecting_start_response)
- injecting_start_response("200 OK", [("Content-Type", "text/html")])
- return [
- (
- u"""
-<!DOCTYPE html>
-<html>
-<head>
-<title>About Werkzeug</title>
-<style type="text/css">
- body { font: 15px Georgia, serif; text-align: center; }
- a { color: #333; text-decoration: none; }
- h1 { font-size: 30px; margin: 20px 0 10px 0; }
- p { margin: 0 0 30px 0; }
- pre { font: 11px 'Consolas', 'Monaco', monospace; line-height: 0.95; }
-</style>
-</head>
-<body>
-<h1><a href="http://werkzeug.pocoo.org/">Werkzeug</a></h1>
-<p>the Swiss Army knife of Python web development.</p>
-<pre>%s\n\n\n</pre>
-</body>
-</html>"""
- % gyver
- ).encode("latin1")
- ]
-
- return easteregged