added completly new version for haslach 2025

This commit is contained in:
fotobox
2025-03-17 03:47:13 +01:00
parent 152832515c
commit 769ab91da8
2333 changed files with 409208 additions and 341 deletions

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"""Multidict implementation.
HTTP Headers and URL query string require specific data structure:
multidict. It behaves mostly like a dict but it can have
several values for the same key.
"""
from ._abc import MultiMapping, MutableMultiMapping
from ._compat import USE_EXTENSIONS
__all__ = (
"MultiMapping",
"MutableMultiMapping",
"MultiDictProxy",
"CIMultiDictProxy",
"MultiDict",
"CIMultiDict",
"upstr",
"istr",
"getversion",
)
__version__ = "6.0.5"
try:
if not USE_EXTENSIONS:
raise ImportError
from ._multidict import (
CIMultiDict,
CIMultiDictProxy,
MultiDict,
MultiDictProxy,
getversion,
istr,
)
except ImportError: # pragma: no cover
from ._multidict_py import (
CIMultiDict,
CIMultiDictProxy,
MultiDict,
MultiDictProxy,
getversion,
istr,
)
upstr = istr

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import abc
import sys
import types
from collections.abc import Mapping, MutableMapping
class _TypingMeta(abc.ABCMeta):
# A fake metaclass to satisfy typing deps in runtime
# basically MultiMapping[str] and other generic-like type instantiations
# are emulated.
# Note: real type hints are provided by __init__.pyi stub file
if sys.version_info >= (3, 9):
def __getitem__(self, key):
return types.GenericAlias(self, key)
else:
def __getitem__(self, key):
return self
class MultiMapping(Mapping, metaclass=_TypingMeta):
@abc.abstractmethod
def getall(self, key, default=None):
raise KeyError
@abc.abstractmethod
def getone(self, key, default=None):
raise KeyError
class MutableMultiMapping(MultiMapping, MutableMapping):
@abc.abstractmethod
def add(self, key, value):
raise NotImplementedError
@abc.abstractmethod
def extend(self, *args, **kwargs):
raise NotImplementedError
@abc.abstractmethod
def popone(self, key, default=None):
raise KeyError
@abc.abstractmethod
def popall(self, key, default=None):
raise KeyError

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import os
import platform
NO_EXTENSIONS = bool(os.environ.get("MULTIDICT_NO_EXTENSIONS"))
PYPY = platform.python_implementation() == "PyPy"
USE_EXTENSIONS = not NO_EXTENSIONS and not PYPY
if USE_EXTENSIONS:
try:
from . import _multidict # noqa
except ImportError:
USE_EXTENSIONS = False

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from collections.abc import ItemsView, Iterable, KeysView, Set, ValuesView
def _abc_itemsview_register(view_cls):
ItemsView.register(view_cls)
def _abc_keysview_register(view_cls):
KeysView.register(view_cls)
def _abc_valuesview_register(view_cls):
ValuesView.register(view_cls)
def _viewbaseset_richcmp(view, other, op):
if op == 0: # <
if not isinstance(other, Set):
return NotImplemented
return len(view) < len(other) and view <= other
elif op == 1: # <=
if not isinstance(other, Set):
return NotImplemented
if len(view) > len(other):
return False
for elem in view:
if elem not in other:
return False
return True
elif op == 2: # ==
if not isinstance(other, Set):
return NotImplemented
return len(view) == len(other) and view <= other
elif op == 3: # !=
return not view == other
elif op == 4: # >
if not isinstance(other, Set):
return NotImplemented
return len(view) > len(other) and view >= other
elif op == 5: # >=
if not isinstance(other, Set):
return NotImplemented
if len(view) < len(other):
return False
for elem in other:
if elem not in view:
return False
return True
def _viewbaseset_and(view, other):
if not isinstance(other, Iterable):
return NotImplemented
if isinstance(view, Set):
view = set(iter(view))
if isinstance(other, Set):
other = set(iter(other))
if not isinstance(other, Set):
other = set(iter(other))
return view & other
def _viewbaseset_or(view, other):
if not isinstance(other, Iterable):
return NotImplemented
if isinstance(view, Set):
view = set(iter(view))
if isinstance(other, Set):
other = set(iter(other))
if not isinstance(other, Set):
other = set(iter(other))
return view | other
def _viewbaseset_sub(view, other):
if not isinstance(other, Iterable):
return NotImplemented
if isinstance(view, Set):
view = set(iter(view))
if isinstance(other, Set):
other = set(iter(other))
if not isinstance(other, Set):
other = set(iter(other))
return view - other
def _viewbaseset_xor(view, other):
if not isinstance(other, Iterable):
return NotImplemented
if isinstance(view, Set):
view = set(iter(view))
if isinstance(other, Set):
other = set(iter(other))
if not isinstance(other, Set):
other = set(iter(other))
return view ^ other
def _itemsview_isdisjoint(view, other):
"Return True if two sets have a null intersection."
for v in other:
if v in view:
return False
return True
def _itemsview_repr(view):
lst = []
for k, v in view:
lst.append("{!r}: {!r}".format(k, v))
body = ", ".join(lst)
return "{}({})".format(view.__class__.__name__, body)
def _keysview_isdisjoint(view, other):
"Return True if two sets have a null intersection."
for k in other:
if k in view:
return False
return True
def _keysview_repr(view):
lst = []
for k in view:
lst.append("{!r}".format(k))
body = ", ".join(lst)
return "{}({})".format(view.__class__.__name__, body)
def _valuesview_repr(view):
lst = []
for v in view:
lst.append("{!r}".format(v))
body = ", ".join(lst)
return "{}({})".format(view.__class__.__name__, body)
def _mdrepr(md):
lst = []
for k, v in md.items():
lst.append("'{}': {!r}".format(k, v))
body = ", ".join(lst)
return "<{}({})>".format(md.__class__.__name__, body)

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import sys
import types
from array import array
from collections import abc
from ._abc import MultiMapping, MutableMultiMapping
_marker = object()
if sys.version_info >= (3, 9):
GenericAlias = types.GenericAlias
else:
def GenericAlias(cls):
return cls
class istr(str):
"""Case insensitive str."""
__is_istr__ = True
upstr = istr # for relaxing backward compatibility problems
def getversion(md):
if not isinstance(md, _Base):
raise TypeError("Parameter should be multidict or proxy")
return md._impl._version
_version = array("Q", [0])
class _Impl:
__slots__ = ("_items", "_version")
def __init__(self):
self._items = []
self.incr_version()
def incr_version(self):
global _version
v = _version
v[0] += 1
self._version = v[0]
if sys.implementation.name != "pypy":
def __sizeof__(self):
return object.__sizeof__(self) + sys.getsizeof(self._items)
class _Base:
def _title(self, key):
return key
def getall(self, key, default=_marker):
"""Return a list of all values matching the key."""
identity = self._title(key)
res = [v for i, k, v in self._impl._items if i == identity]
if res:
return res
if not res and default is not _marker:
return default
raise KeyError("Key not found: %r" % key)
def getone(self, key, default=_marker):
"""Get first value matching the key.
Raises KeyError if the key is not found and no default is provided.
"""
identity = self._title(key)
for i, k, v in self._impl._items:
if i == identity:
return v
if default is not _marker:
return default
raise KeyError("Key not found: %r" % key)
# Mapping interface #
def __getitem__(self, key):
return self.getone(key)
def get(self, key, default=None):
"""Get first value matching the key.
If the key is not found, returns the default (or None if no default is provided)
"""
return self.getone(key, default)
def __iter__(self):
return iter(self.keys())
def __len__(self):
return len(self._impl._items)
def keys(self):
"""Return a new view of the dictionary's keys."""
return _KeysView(self._impl)
def items(self):
"""Return a new view of the dictionary's items *(key, value) pairs)."""
return _ItemsView(self._impl)
def values(self):
"""Return a new view of the dictionary's values."""
return _ValuesView(self._impl)
def __eq__(self, other):
if not isinstance(other, abc.Mapping):
return NotImplemented
if isinstance(other, _Base):
lft = self._impl._items
rht = other._impl._items
if len(lft) != len(rht):
return False
for (i1, k2, v1), (i2, k2, v2) in zip(lft, rht):
if i1 != i2 or v1 != v2:
return False
return True
if len(self._impl._items) != len(other):
return False
for k, v in self.items():
nv = other.get(k, _marker)
if v != nv:
return False
return True
def __contains__(self, key):
identity = self._title(key)
for i, k, v in self._impl._items:
if i == identity:
return True
return False
def __repr__(self):
body = ", ".join("'{}': {!r}".format(k, v) for k, v in self.items())
return "<{}({})>".format(self.__class__.__name__, body)
__class_getitem__ = classmethod(GenericAlias)
class MultiDictProxy(_Base, MultiMapping):
"""Read-only proxy for MultiDict instance."""
def __init__(self, arg):
if not isinstance(arg, (MultiDict, MultiDictProxy)):
raise TypeError(
"ctor requires MultiDict or MultiDictProxy instance"
", not {}".format(type(arg))
)
self._impl = arg._impl
def __reduce__(self):
raise TypeError("can't pickle {} objects".format(self.__class__.__name__))
def copy(self):
"""Return a copy of itself."""
return MultiDict(self.items())
class CIMultiDictProxy(MultiDictProxy):
"""Read-only proxy for CIMultiDict instance."""
def __init__(self, arg):
if not isinstance(arg, (CIMultiDict, CIMultiDictProxy)):
raise TypeError(
"ctor requires CIMultiDict or CIMultiDictProxy instance"
", not {}".format(type(arg))
)
self._impl = arg._impl
def _title(self, key):
return key.title()
def copy(self):
"""Return a copy of itself."""
return CIMultiDict(self.items())
class MultiDict(_Base, MutableMultiMapping):
"""Dictionary with the support for duplicate keys."""
def __init__(self, *args, **kwargs):
self._impl = _Impl()
self._extend(args, kwargs, self.__class__.__name__, self._extend_items)
if sys.implementation.name != "pypy":
def __sizeof__(self):
return object.__sizeof__(self) + sys.getsizeof(self._impl)
def __reduce__(self):
return (self.__class__, (list(self.items()),))
def _title(self, key):
return key
def _key(self, key):
if isinstance(key, str):
return key
else:
raise TypeError(
"MultiDict keys should be either str " "or subclasses of str"
)
def add(self, key, value):
identity = self._title(key)
self._impl._items.append((identity, self._key(key), value))
self._impl.incr_version()
def copy(self):
"""Return a copy of itself."""
cls = self.__class__
return cls(self.items())
__copy__ = copy
def extend(self, *args, **kwargs):
"""Extend current MultiDict with more values.
This method must be used instead of update.
"""
self._extend(args, kwargs, "extend", self._extend_items)
def _extend(self, args, kwargs, name, method):
if len(args) > 1:
raise TypeError(
"{} takes at most 1 positional argument"
" ({} given)".format(name, len(args))
)
if args:
arg = args[0]
if isinstance(args[0], (MultiDict, MultiDictProxy)) and not kwargs:
items = arg._impl._items
else:
if hasattr(arg, "items"):
arg = arg.items()
if kwargs:
arg = list(arg)
arg.extend(list(kwargs.items()))
items = []
for item in arg:
if not len(item) == 2:
raise TypeError(
"{} takes either dict or list of (key, value) "
"tuples".format(name)
)
items.append((self._title(item[0]), self._key(item[0]), item[1]))
method(items)
else:
method(
[
(self._title(key), self._key(key), value)
for key, value in kwargs.items()
]
)
def _extend_items(self, items):
for identity, key, value in items:
self.add(key, value)
def clear(self):
"""Remove all items from MultiDict."""
self._impl._items.clear()
self._impl.incr_version()
# Mapping interface #
def __setitem__(self, key, value):
self._replace(key, value)
def __delitem__(self, key):
identity = self._title(key)
items = self._impl._items
found = False
for i in range(len(items) - 1, -1, -1):
if items[i][0] == identity:
del items[i]
found = True
if not found:
raise KeyError(key)
else:
self._impl.incr_version()
def setdefault(self, key, default=None):
"""Return value for key, set value to default if key is not present."""
identity = self._title(key)
for i, k, v in self._impl._items:
if i == identity:
return v
self.add(key, default)
return default
def popone(self, key, default=_marker):
"""Remove specified key and return the corresponding value.
If key is not found, d is returned if given, otherwise
KeyError is raised.
"""
identity = self._title(key)
for i in range(len(self._impl._items)):
if self._impl._items[i][0] == identity:
value = self._impl._items[i][2]
del self._impl._items[i]
self._impl.incr_version()
return value
if default is _marker:
raise KeyError(key)
else:
return default
pop = popone # type: ignore
def popall(self, key, default=_marker):
"""Remove all occurrences of key and return the list of corresponding
values.
If key is not found, default is returned if given, otherwise
KeyError is raised.
"""
found = False
identity = self._title(key)
ret = []
for i in range(len(self._impl._items) - 1, -1, -1):
item = self._impl._items[i]
if item[0] == identity:
ret.append(item[2])
del self._impl._items[i]
self._impl.incr_version()
found = True
if not found:
if default is _marker:
raise KeyError(key)
else:
return default
else:
ret.reverse()
return ret
def popitem(self):
"""Remove and return an arbitrary (key, value) pair."""
if self._impl._items:
i = self._impl._items.pop(0)
self._impl.incr_version()
return i[1], i[2]
else:
raise KeyError("empty multidict")
def update(self, *args, **kwargs):
"""Update the dictionary from *other*, overwriting existing keys."""
self._extend(args, kwargs, "update", self._update_items)
def _update_items(self, items):
if not items:
return
used_keys = {}
for identity, key, value in items:
start = used_keys.get(identity, 0)
for i in range(start, len(self._impl._items)):
item = self._impl._items[i]
if item[0] == identity:
used_keys[identity] = i + 1
self._impl._items[i] = (identity, key, value)
break
else:
self._impl._items.append((identity, key, value))
used_keys[identity] = len(self._impl._items)
# drop tails
i = 0
while i < len(self._impl._items):
item = self._impl._items[i]
identity = item[0]
pos = used_keys.get(identity)
if pos is None:
i += 1
continue
if i >= pos:
del self._impl._items[i]
else:
i += 1
self._impl.incr_version()
def _replace(self, key, value):
key = self._key(key)
identity = self._title(key)
items = self._impl._items
for i in range(len(items)):
item = items[i]
if item[0] == identity:
items[i] = (identity, key, value)
# i points to last found item
rgt = i
self._impl.incr_version()
break
else:
self._impl._items.append((identity, key, value))
self._impl.incr_version()
return
# remove all tail items
i = rgt + 1
while i < len(items):
item = items[i]
if item[0] == identity:
del items[i]
else:
i += 1
class CIMultiDict(MultiDict):
"""Dictionary with the support for duplicate case-insensitive keys."""
def _title(self, key):
return key.title()
class _Iter:
__slots__ = ("_size", "_iter")
def __init__(self, size, iterator):
self._size = size
self._iter = iterator
def __iter__(self):
return self
def __next__(self):
return next(self._iter)
def __length_hint__(self):
return self._size
class _ViewBase:
def __init__(self, impl):
self._impl = impl
def __len__(self):
return len(self._impl._items)
class _ItemsView(_ViewBase, abc.ItemsView):
def __contains__(self, item):
assert isinstance(item, tuple) or isinstance(item, list)
assert len(item) == 2
for i, k, v in self._impl._items:
if item[0] == k and item[1] == v:
return True
return False
def __iter__(self):
return _Iter(len(self), self._iter(self._impl._version))
def _iter(self, version):
for i, k, v in self._impl._items:
if version != self._impl._version:
raise RuntimeError("Dictionary changed during iteration")
yield k, v
def __repr__(self):
lst = []
for item in self._impl._items:
lst.append("{!r}: {!r}".format(item[1], item[2]))
body = ", ".join(lst)
return "{}({})".format(self.__class__.__name__, body)
class _ValuesView(_ViewBase, abc.ValuesView):
def __contains__(self, value):
for item in self._impl._items:
if item[2] == value:
return True
return False
def __iter__(self):
return _Iter(len(self), self._iter(self._impl._version))
def _iter(self, version):
for item in self._impl._items:
if version != self._impl._version:
raise RuntimeError("Dictionary changed during iteration")
yield item[2]
def __repr__(self):
lst = []
for item in self._impl._items:
lst.append("{!r}".format(item[2]))
body = ", ".join(lst)
return "{}({})".format(self.__class__.__name__, body)
class _KeysView(_ViewBase, abc.KeysView):
def __contains__(self, key):
for item in self._impl._items:
if item[1] == key:
return True
return False
def __iter__(self):
return _Iter(len(self), self._iter(self._impl._version))
def _iter(self, version):
for item in self._impl._items:
if version != self._impl._version:
raise RuntimeError("Dictionary changed during iteration")
yield item[1]
def __repr__(self):
lst = []
for item in self._impl._items:
lst.append("{!r}".format(item[1]))
body = ", ".join(lst)
return "{}({})".format(self.__class__.__name__, body)