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TFN)ry)rxflag auto_detectZdundersr,Zdunderrrr_determine_whether_to_implements  rvcsdk r"ddl}|jtdddt|||d\|dk r@| t ttfrXtj  fdd}|dkr|S||S)a A class decorator that adds :term:`dunder methods` according to the specified attributes using `attr.ib` or the *these* argument. Consider using `attrs.define` / `attrs.frozen` in new code (``attr.s`` will *never* go away, though). Args: repr_ns (str): When using nested classes, there was no way in Python 2 to automatically detect that. This argument allows to set a custom name for a more meaningful ``repr`` output. This argument is pointless in Python 3 and is therefore deprecated. .. caution:: Refer to `attrs.define` for the rest of the parameters, but note that they can have different defaults. Notably, leaving *on_setattr* as `None` will **not** add any hooks. .. versionadded:: 16.0.0 *slots* .. versionadded:: 16.1.0 *frozen* .. versionadded:: 16.3.0 *str* .. versionadded:: 16.3.0 Support for ``__attrs_post_init__``. .. versionchanged:: 17.1.0 *hash* supports `None` as value which is also the default now. .. versionadded:: 17.3.0 *auto_attribs* .. versionchanged:: 18.1.0 If *these* is passed, no attributes are deleted from the class body. .. versionchanged:: 18.1.0 If *these* is ordered, the order is retained. .. versionadded:: 18.2.0 *weakref_slot* .. deprecated:: 18.2.0 ``__lt__``, ``__le__``, ``__gt__``, and ``__ge__`` now raise a `DeprecationWarning` if the classes compared are subclasses of each other. ``__eq`` and ``__ne__`` never tried to compared subclasses to each other. .. versionchanged:: 19.2.0 ``__lt__``, ``__le__``, ``__gt__``, and ``__ge__`` now do not consider subclasses comparable anymore. .. versionadded:: 18.2.0 *kw_only* .. versionadded:: 18.2.0 *cache_hash* .. versionadded:: 19.1.0 *auto_exc* .. deprecated:: 19.2.0 *cmp* Removal on or after 2021-06-01. .. versionadded:: 19.2.0 *eq* and *order* .. versionadded:: 20.1.0 *auto_detect* .. versionadded:: 20.1.0 *collect_by_mro* .. versionadded:: 20.1.0 *getstate_setstate* .. versionadded:: 20.1.0 *on_setattr* .. versionadded:: 20.3.0 *field_transformer* .. versionchanged:: 21.1.0 ``init=False`` injects ``__attrs_init__`` .. versionchanged:: 21.1.0 Support for ``__attrs_pre_init__`` .. versionchanged:: 21.1.0 *cmp* undeprecated .. versionadded:: 21.3.0 *match_args* .. versionadded:: 22.2.0 *unsafe_hash* as an alias for *hash* (for :pep:`681` compliance). .. deprecated:: 24.1.0 *repr_ns* .. versionchanged:: 24.1.0 Instances are not compared as tuples of attributes anymore, but using a big ``and`` condition. This is faster and has more correct behavior for uncomparable values like `math.nan`. .. versionadded:: 24.1.0 If a class has an *inherited* classmethod called ``__attrs_init_subclass__``, it is executed after the class is created. .. deprecated:: 24.1.0 *hash* is deprecated in favor of *unsafe_hash*. NrzQThe `repr_ns` argument is deprecated and will be removed in or after August 2025.) stacklevelcs"p t|}dkot|t}o*t|d}|r@|r@d}t|t||t|dd | |}t|dr|dkr|t|d}|s|dkr| |st|dr| s|  dkrdkrt|d rd dk r( d k r( dk r(d }t | d ksL dkrF|d ksL|r`rd }t |nL dks dkr|dkr|dkr| nrd }t ||t| d r|n|rd}t |trt|ds|tr rt|ds||S)NTrz/Can't freeze a class with a custom __setattr__.)rr)r,r5)rWrY)r]r^r_r`r@Fr+zlInvalid value for cache_hash. To use hash caching, hashing must be either explicitly or implicitly enabled.rzFInvalid value for cache_hash. 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NrWr)r{rZrUrrWrYrrrr_add_eqs  rc Cstdd|D}dd|D}t|d<t|d<t|d<g}|D]N\}}}|rVd|n d |d }|tkrvd ||fn d |||f} || q@d |} |dkrd} n|d} ddddddddddddd| d| ddd g} d!| |fS)"zC Create the source and globs for a __repr__ and return it. css6|].}|jdk r|j|jdkr"tn|j|jfVqdS)FTN)r.rr1rrrrrs z$_make_repr_script..cSs$i|]\}}}|tkr|d|qS)_repr)r.)rrrrrrrrsz%_make_repr_script..r r rrzgetattr(self, "z ", NOTHING)z %s={%s!r}z%s={%s_repr(%s)}rNz1{self.__class__.__qualname__.rsplit(">.", 1)[-1]}z.{self.__class__.__name__}zdef __repr__(self):z try:z: already_repring = _compat.repr_context.already_repringz except AttributeError:z! already_repring = {id(self),}z: _compat.repr_context.already_repring = already_repringz else:z# if id(self) in already_repring:z return '...'z else:z# already_repring.add(id(self))z return f'(z)'z finally:z$ already_repring.remove(id(self))r)rBr r rr.rr) rlr3Zattr_names_with_reprsrMZattribute_fragmentsrrrdaccessorfragmentZ repr_fragmentZcls_name_fragmentrrrrr2sN   r2cCs>|dkr|j}t||\}}t||t|dd|d|_|S)z% Add a repr method to *cls*. Nrr)r{r2rUrr)rxr3rlrLrMrrr _add_reprs rcCsvt|}|dkr&t|ts&d}t|t|dd}|dkrr|dk r`t|dd}|dk r`||_|S|d}t||S)aG Return the tuple of *attrs* attributes for a class. The tuple also allows accessing the fields by their names (see below for examples). Args: cls (type): Class to introspect. Raises: TypeError: If *cls* is not a class. attrs.exceptions.NotAnAttrsClassError: If *cls* is not an *attrs* class. Returns: tuple (with name accessors) of `attrs.Attribute` .. versionchanged:: 16.2.0 Returned tuple allows accessing the fields by name. .. versionchanged:: 23.1.0 Add support for generic classes. NPassed object must be a class.r{! is not an attrs-decorated class.)rr@r*r<rr{r)rxZ generic_baserGrlrrrr,s   rcCsJt|tsd}t|t|dd}|dkr<|d}t|dd|DS)a Return an ordered dictionary of *attrs* attributes for a class, whose keys are the attribute names. Args: cls (type): Class to introspect. Raises: TypeError: If *cls* is not a class. attrs.exceptions.NotAnAttrsClassError: If *cls* is not an *attrs* class. Returns: dict[str, attrs.Attribute]: Dict of attribute name to definition .. versionadded:: 18.1.0 rr{NrcSsi|] }|j|qSrrrrrrrtszfields_dict..)r@r*r<rr)rxrGrlrrr fields_dictZs   rcCsDtjdkrdSt|jD]&}|j}|dk r|||t||jqdS)z Validate all attributes on *inst* that have a validator. Leaves all exceptions through. Args: inst: Instance of a class with *attrs* attributes. FN)r Z_run_validatorsrrr-rr)rrrrrrrws rcCs||}|od|jkS)z> Check if the attribute name comes from a slot class. r)rrw)Za_namerrxrrr _is_slot_attrs rztuple[str, dict, dict]c  Cs| dk o| tjk } |r&| r&d} t| |p,|}g}i}|D]b}|jsP|jtkrPq:|||||j<|jdk r|dkrd} t| d}q:| r:|jtjk r:d}q:t ||||||||| || | rdnd \}}}|j t j kr| t j |j j| t|d|r tj|d<|||fS)Nz$Frozen classes can't use on_setattr.TrTr)r attr_dictr)r rgr=r1r,rrrr9_attrs_to_init_scriptr!sysmodulesrrwrr)rxrlpre_initpre_init_has_args post_initrrrrrZcls_on_setattrrGhas_cls_on_setattrrGneeds_cached_setattrZfiltered_attrsrrrLrMrrrrrMsP      rMri value_varhas_on_setattrrPcCsd|d|dS)zJ Use the cached object.setattr to set *attr_name* to *value_var*. _setattr('rrrrirrrrr_setattrsr Converterrirrr2rPcCsd|d|||dS)zk Use the cached object.setattr to set *attr_name* to *value_var*, but run its converter first. rrr)_fmt_converter_callrirrr2rrr_setattr_with_convertersr)rirrrPcCs |rt||dSd|d|S)zo Unless *attr_name* has an on_setattr hook, use normal assignment. 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TrrJrrcs&t|rt|||Sd|d|SN _inst_dict['z'] = )rrrrrr fmt_setters  z&_determine_setters..fmt_setterrrcs4|st|rt||||Sd|d|||Sr)rrrrrrrfmt_setter_with_convertersz5_determine_setters..fmt_setter_with_converter)z_inst_dict = self.__dict__)rrrr)rrrrrrrr_determine_setterss r) rlr| is_slotted call_pre_initrcall_post_initdoes_cache_hashrrrr method_namerPc $ Cs|r dgng} | r| dt|||\} }}| | g}g}g}i}ddi}|D]}|jrj|||j}|jdk p|jtjk o| }|j}t |j t }|r|j j rdnd}|j dk rt |j tst|j }n|j }|jdkr|r`t|jf}|dk r4| |||d|d |||j |||j<n| |||d|d ||j j||<nT|dk r| ||d |d |||j |||j<n| ||d |d |n|j tk r@|s@|d |d }|jr||n |||dk r*| ||||||j |||j<n| ||||nb|r@|d }|jrd||n ||| d|dt|jf}|dk r| d|||||| d| d|||d|d |||j |||j<nB| d||||| d| d|||d|d ||j j||<nb|jrT||n |||dk r| ||||||j |||j<n| |||||jdkrT|jdk r|dkr|j||<qT|dk rT|jrT|j||<qT|rRt|d<| d|D]L}d|j}d|j}| d|d|d|jd |j||<|||<q|rb| d|r|r|rdtd}n dtd}n dtd}| ||rd d!d"|D} | d#| d d$|}|}!|r@||rd$ndd%d$|7}d$d&d'd(d"|DD}"|!|!r2d$nd7}!|!|"7}!|r\|r\d)|!d | d*<d+}#d,| d|d-| r~|#| nd.d/||fS)0z Return a script of an initializer for *attrs*, a dict of globals, and annotations for the initializer. 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This performs private-name adjustment via leading-unscore stripping, and is the default value of Attribute.alias if not provided. r)lstriprrrrr2 src @s\eZdZdZdZdddZddZedd d d d d ZddZ ddZ ddZ ddZ dS)ra *Read-only* representation of an attribute. .. warning:: You should never instantiate this class yourself. The class has *all* arguments of `attr.ib` (except for ``factory`` which is only syntactic sugar for ``default=Factory(...)`` plus the following: - ``name`` (`str`): The name of the attribute. - ``alias`` (`str`): The __init__ parameter name of the attribute, after any explicit overrides and default private-attribute-name handling. - ``inherited`` (`bool`): Whether or not that attribute has been inherited from a base class. - ``eq_key`` and ``order_key`` (`typing.Callable` or `None`): The callables that are used for comparing and ordering objects by this attribute, respectively. These are set by passing a callable to `attr.ib`'s ``eq``, ``order``, or ``cmp`` arguments. See also :ref:`comparison customization `. Instances of this class are frequently used for introspection purposes like: - `fields` returns a tuple of them. - Validators get them passed as the first argument. - The :ref:`field transformer ` hook receives a list of them. - The ``alias`` property exposes the __init__ parameter name of the field, with any overrides and default private-attribute handling applied. .. versionadded:: 20.1.0 *inherited* .. versionadded:: 20.1.0 *on_setattr* .. versionchanged:: 20.2.0 *inherited* is not taken into account for equality checks and hashing anymore. .. versionadded:: 21.1.0 *eq_key* and *order_key* .. versionadded:: 22.2.0 *alias* For the full version history of the fields, see `attr.ib`. )rr,r-r.r5r6r7r8r0r1r3r*r2r4r}r9r:NFcCst||p | |p|d\} }}}t|}|d||d||d||d||d| |d||d||d ||d ||d ||d | |d | rtt| nt|d| |d| |d||d||d|dS)NTrr,r-r.r5r6r7r8r0r1r2r3r*r4r}r9r:)r;rrtypesMappingProxyTyper_EMPTY_METADATA_SINGLETON)rrr,r-r.r/r0r1r}r3r*r2r4r5r6r7r8r9r: bound_setattrrrrr~ s:                 zAttribute.__init__cCstdSr')rrrrrr szAttribute.__setattr__rJrE)rrcCst|dkr|j}n|jdk r.d|d}t||||j|j|jd|j|jd|j||j|j |j |j |j |j |j|jS)Nz>Type annotation and type argument cannot both be present for 'z'.F)r*r=_default _validatorr.r0r1r3r2r4r5r6r7r8r9r:)rxrrr*rGrrrr s2  zAttribute.from_counting_attrcKst|}|||S)a  Copy *self* and apply *changes*. This works similarly to `attrs.evolve` but that function does not work with :class:`attrs.Attribute`. It is mainly meant to be used for `transform-fields`. .. versionadded:: 20.3.0 )copy _setattrsr)rrnewrrrr s zAttribute.evolvecstfddjDS)( Play nice with pickle. c3s*|]"}|dkrt|ntjVqdS)r3N)rrr3rrrrr sz)Attribute.__getstate__..rBrrrrrr s zAttribute.__getstate__cCs|t|j|dSrN)rr;rrr<rrrr szAttribute.__setstate__cCsLt|}|D]8\}}|dkr*|||q|||r@tt|ntqdS)Nr3)rrrrrr)rZname_values_pairsrrrrrrr s   zAttribute._setattrs) NNNFNNNNNN)N) r r!r"r#rrrr$rrrrrrrrrr= s(, 7 rcCs2g|]*}t|tddddd|dkddt|d qS)NTFr3) rr,r-r.r/r5r7r0r1r}r:)rrrrrrrr srrcCsg|]}|jdkr|qSr|rrrrrr s cCs g|]}|jr|jdkr|qSr|)r0rrrrrr s c@sjeZdZdZdZedddDeddddddd dd ddd dd dd fZd Zd d Z ddZ ddZ dS)rEa Intermediate representation of attributes that uses a counter to preserve the order in which the attributes have been defined. *Internal* data structure of the attrs library. Running into is most likely the result of a bug like a forgotten `@attr.s` decorator. )rrr:r2rr5r6r0r1r4r3r9r7r8r.r*ccs8|]0}t|t|tdddddddddddddVqdS)NTFrr:r,r-r.r/r0r1r4r5r6r7r8r}r9)rrrrrrrr= s$z_CountingAttr.) rrr.r5r7r0r1r9r:r3NTFrrcCsttjd7_tj|_||_||_||_||_| |_| |_| |_ ||_ ||_ ||_ ||_ | |_| |_||_||_dSr)rE cls_counterrrrr2r.r5r6r7r8r0r1r3r*r4r9r:)rr,r-r.r/r0r1r2r3r*r4r5r6r7r8r9r:rrrro s"z_CountingAttr.__init__cCs$|jdkr||_nt|j||_|S)z Decorator that adds *meth* to the list of validators. Returns *meth* unchanged. .. versionadded:: 17.1.0 N)rrDrr\rrrr- s z_CountingAttr.validatorcCs |jtk rtt|dd|_|S)z Decorator that allows to set the default for an attribute. Returns *meth* unchanged. Raises: DefaultAlreadySetError: If default has been set before. .. versionadded:: 17.1.0 T)r)rrrr?rrrrr, s z_CountingAttr.default) r r!r"r#rrBrr{rrr-r,rrrrrE! s61%rEc@s.eZdZdZdZd ddZddZdd Zd S) r?a Stores a factory callable. If passed as the default value to `attrs.field`, the factory is used to generate a new value. Args: factory (typing.Callable): A callable that takes either none or exactly one mandatory positional argument depending on *takes_self*. takes_self (bool): Pass the partially initialized instance that is being initialized as a positional argument. .. versionadded:: 17.1.0 *takes_self* rFrFcCs||_||_dSr'r)rrFrrrrr szFactory.__init__cstfddjDS)rc3s|]}t|VqdSr'rrrrrr sz'Factory.__getstate__..rrrrrr szFactory.__getstate__cCs&t|j|D]\}}t|||q dSr)r;rr)rr<rrrrrr szFactory.__setstate__N)F)r r!r"r#rrrrrrrrr? s  r?cCs(g|] }t|tddddddddd qSNTF) rr,r-r.r/r5r7r0r1r}rrrrrrr s c@sZeZdZdZdZdddddZedddd d Zdddd d d ZddZ ddZ dS)rae Stores a converter callable. Allows for the wrapped converter to take additional arguments. The arguments are passed in the order they are documented. Args: converter (Callable): A callable that converts the passed value. takes_self (bool): Pass the partially initialized instance that is being initialized as a positional argument. (default: `False`) takes_field (bool): Pass the field definition (an :class:`Attribute`) into the converter as a positional argument. (default: `False`) .. versionadded:: 24.1.0 )__call__rZ _global_namer2 takes_fieldrFrrcs|_|_|_t|}|_js@js@fdd_nFjr\js\fdd_n*jsxjrxfdd_nfdd_|}|dk r|jjd<dS)Ncs |Sr'r2)rr__rrrr rz$Converter.__init__..cs ||Sr'r)rinstancerrrrr scs ||Sr'r)rrrQrrrr scs|||Sr'r)rrrQrrrr# srP) r2rrrget_first_param_typerrget_return_typerp)rr2rrexrtrrrr s    zConverter.__init__rJ)rirPcCs d|S)zh Return the name that a converter for an attribute name *attr_name* would have. Z__attr_converter_r)rirrrr+ szConverter._get_global_name)rirrPcCs|js"|js"||d|dS|jrJ|jrJ||d|d|dS|jrf||d|dS||d|d|dS)z Return a string that calls the converter for an attribute name *attr_name* and the value in variable named *value_var* according to `self.takes_self` and `self.takes_field`. rrz, self, attr_dict['z'])z, self)z , attr_dict[')rrr)rrirrrrr3 s  zConverter._fmt_converter_callcCs|j|j|jdS)zx Return a dict containing only converter and takes_self -- the rest gets computed when loading. r2rrrrrrrrD szConverter.__getstate__cCs|jf|dS)z+ Load instance from state. NryrrrrrO szConverter.__setstate__N) r r!r"r#rrr%rrrrrrrrr s  cCs(g|] }t|tddddddddd qSrrrrrrrV s rc sVtd|}t|tr|}n*t|ttfr:dd|D}n d}t||dd}|dd}|dd} i|dk r||dk r|d<|dk r|d<| dk r| d<t ||ifd d } t t ttd jd d | _W5QRX|dd} t| |d|dd\|d<|d<tfd|i|| } dd|D| _| S)a A quick way to create a new class called *name* with *attrs*. .. note:: ``make_class()`` is a thin wrapper around `attr.s`, not `attrs.define` which means that it doesn't come with some of the improved defaults. For example, if you want the same ``on_setattr`` behavior as in `attrs.define`, you have to pass the hooks yourself: ``make_class(..., on_setattr=setters.pipe(setters.convert, setters.validate)`` .. warning:: It is *your* duty to ensure that the class name and the attribute names are valid identifiers. ``make_class()`` will *not* validate them for you. Args: name (str): The name for the new class. attrs (list | dict): A list of names or a dictionary of mappings of names to `attr.ib`\ s / `attrs.field`\ s. The order is deduced from the order of the names or attributes inside *attrs*. Otherwise the order of the definition of the attributes is used. bases (tuple[type, ...]): Classes that the new class will subclass. class_body (dict): An optional dictionary of class attributes for the new class. attributes_arguments: Passed unmodified to `attr.s`. Returns: type: A new class with *attrs*. .. versionadded:: 17.1.0 *bases* .. versionchanged:: 18.1.0 If *attrs* is ordered, the order is retained. .. versionchanged:: 23.2.0 *class_body* .. versionchanged:: 25.2.0 Class names can now be unicode. NFKCcSsi|] }|tqSr)rHrrrrr szmake_class..z(attrs argument must be a dict or a list.rNrrcs |Sr')r)r3rhrrr rzmake_class..r r __main__r/r5r7TrcSs"i|]\}}|jdk r||jqSr')r*rrrrr s ) unicodedata normalizer@rrArBr<poprr new_classr r r r=r _getframe f_globalsrr!rrrrrp) rrlbasesZ class_bodyZattributes_argumentsr0rGrrZ user_inittype_r/rxrrr make_classk sP0        r)rrc@seZdZdZeZddZdS) _AndValidatorz2 Compose many validators to a single one. cCs|jD]}||||qdSr') _validators)rrrrrrrrr s z_AndValidator.__call__N)r r!r"r#rHrrrrrrr srcGs6g}|D] }|t|tr |jn|gqtt|S)a A validator that composes multiple validators into one. When called on a value, it runs all wrapped validators. Args: validators (~collections.abc.Iterable[typing.Callable]): Arbitrary number of validators. .. versionadded:: 17.1.0 )rr@rrrB)Z validatorsrr-rrrrD s rDcstddD}|r$fdd}n fdd}sPtd}|j||dnTtd}|rn||jd <d }tst|tr|j }t| }|r||jd <|rt|d d d S|S)a A converter that composes multiple converters into one. When called on a value, it runs all wrapped converters, returning the *last* value. Type annotations will be inferred from the wrapped converters', if they have any. converters (~collections.abc.Iterable[typing.Callable]): Arbitrary number of converters. .. versionadded:: 20.1.0 css|]}t|tVqdSr'r@r)rcrrrr szpipe..cs,D]"}t|tr||||n||}q|Sr'r )rdrrQr  convertersrrpipe_converter szpipe..pipe_convertercsD] }||}q|Sr'r)rdr r rrr  s A)rdrPrrdrWrPTr) rprrprrrrr@rrr)r Zreturn_instancer rtlastrrr rrC s&    rC)NrI)N)T)NNNNNNNFFTFFFFFNNFFNNNTN)N)NN)i __future__rrr rr$rr!r\rrrcollections.abcrr functoolsrtypingrrrrIr r r r rrrrr exceptionsrrrrobjectrrrrur rrr rCrrrEnumrrintr&rHrUrarjrkrvryrrrrrrrrrrr;rvrlrrzrrDrrYrZrarr2rrrrrMrrrrrrrrrZ_arEr?_frrrrDrrrrs2       n#!l4 :N,  d H %8 9 .E   /& K     ' d  k