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ed < g ad ed < eadaded< daded< h d£h d£dZdZ d3d4dZ d5d6dZ d Z d7dZ d Z!i ejD dejF dejH dejJ dejL d ejN d ejP d ejR d ejT dejV dejX dejZ dej\ d ej^ d ej` d ej$ d ejb d!ejd d"ejf d#ejh d$ejj d%ejl d%ejn d&ejp d&ejr d'ejt d'e;dejx di ¥Z=d( Z>d) Z? e e
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Expressions
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-----------
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Offer fast expression evaluation through numexpr
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é )Ú annotationsN)Ú TYPE_CHECKING)Ú
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get_option)Úfind_stack_level)Ú roperator)ÚNUMEXPR_INSTALLED)ÚFuncTypez bool | NoneÚ
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_TEST_MODEú
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list[bool]Ú _TEST_RESULTzFuncType | NoneÚ _evaluateÚ_where> ÚboolÚint32Úint64Úfloat32Úfloat64> r r r )ÚevaluateÚwherei@B c ó^ t r| at rt nt at rt
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ay t ay ©N)r Ú USE_NUMEXPRÚ_evaluate_numexprÚ_evaluate_standardr Ú_where_numexprÚ_where_standardr ©Úvs úVH:\Change_password\venv_build\Lib\site-packages\pandas/core/computation/expressions.pyÚset_use_numexprr - s$ õ Ø õ
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&1Õ!Ô6HIÝ *^F´Fó c óv t r3t r,| t j « } t j | « y y y r )r r ÚneÚdetect_number_of_coresÚset_num_threads)Úns r Úset_numexpr_threadsr' : s2 õ [Ø 9Ü×)Ñ)Ó+AÜ
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Standard evaluation.
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F)r
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Ú_store_test_result)ÚopÚop_strÚaÚbs r r r C s õ Ü5Ô!Ù a8Or! c óÒ |e|j t kD rRt « }||fD ]) }t |d« s||j j
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hz }+ t |« r t | |k\ ryy)z,return a boolean if we WILL be using numexprÚdtypeTF)ÚsizeÚ _MIN_ELEMENTSÚsetÚhasattrr/ ÚnameÚlenÚ_ALLOWED_DTYPES)r* r+ r, r- Ú dtype_checkÚdtypesÚos r Ú_can_use_numexprr: L sg à Ðà 66MÒ !ä "uFØVò -ä1gÕ&Øqww||nÑ,Fð -ô v;¤/°+Ñ">À&Ò"HØà r! c ór d }t | |||d« rZ| j j d« j d« }|r||}}|}|} t j
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d| d||dd¬« }|r||}}t r t |d u« |t | |||« }|S # t $ r Y 6t $ r t |||« rn Y Ow xY w) Nr Ú_Úrza_value z b_value)Úa_valueÚb_valueÚsafe©Ú
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local_dictÚcasting) r: Ú__name__ÚstripÚ
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startswithr# r Ú TypeErrorÚNotImplementedErrorÚ_bool_arith_fallbackr
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r) r )r* r+ r, r- ÚresultÚ is_reversedr> r? s r r r _ sã Ø FäF A q¨*Ô5Økk×'Ñ'¨Ó,×7Ñ7¸Ó< Ù àaqAàØð Ü[[Ø6( (Ð+Ø'.¸7ÑCØ ôFñ àaqAåÜ6¨Ð-Ô.à ~Ü# B¨°°1Ó5à Møô) ò ñ Ü"ò Ü# F¨A¨qÔ1Øàñ ð ús Á B  B6 B6Â5B6ú+Ú*ú-ú/z**z==z!=z<=ú<z>=ú>ú&ú|ú^c ó0 t j | ||« S r )Únpr )Úcondr, r- s r r r ¬ s ä 88D!QÓ Ð r! c ó~ d }t d d||d« r t j d| ||dd¬« }| t | ||« }|S )Nr z#where(cond_value, a_value, b_value))Ú
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f« cY S w xY wr )r/ r ÚAttributeErrorÚ
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isinstancerV Úbool_)Úxs r Ú_has_bool_dtyper_ Æ s: ð/Øww$Ð øÜ ò /Ü!d¤B§H¡HÐ -Ó.Ò.ð/ús )AÁ A)rL rM rN c óÀ t |« rSt |« rH| t v r@t j dt | « dt t | « dt « ¬« yy)z¨
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Check if we should fallback to the python `_evaluate_standard` in case
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of an unsupported operation by numexpr, which is the case for some
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boolean ops.
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z'evaluating in Python space because the z> operator is not supported by numexpr for the bool dtype, use z instead.)Ú
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stacklevelTF)r_ Ú_BOOL_OP_UNSUPPORTEDÚwarningsÚwarnÚreprr )r+ r, r- s r rI rI Ð sb ô qÔo¨aÔ 0Ø Ô)Ñ )Ü MMØ9¼$¸v»,¸ ð HäÔ 0°Ñ 8Ó9Ð:¸)ðEô ,Ó-õ ð Ø r! c óT t | }||rt | |||« S t | |||« S )zô
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Evaluate and return the expression of the op on a and b.
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|
Parameters
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----------
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op : the actual operand
|
a : left operand
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b : right operand
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use_numexpr : bool, default True
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Whether to try to use numexpr.
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)Ú_op_str_mappingr r )r* r, r- Ú use_numexprr+ s r r r â s9 ô RÑ FØ ÐÙ ä R ¨¨AÓ.Ð .Ü b &¨!¨QÓ /Ð/r! c óJ t J |r t | ||« S t | ||« S )zý
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Evaluate the where condition cond on a and b.
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|
Parameters
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----------
|
cond : np.ndarray[bool]
|
a : return if cond is True
|
b : return if cond is False
|
use_numexpr : bool, default True
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Whether to try to use numexpr.
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)r r )rW r, r- rh s r r r ö s/ ô Ð Ð Ð Ù!,6$1Ó ÐM´/À$ÈÈ1Ó2MÐMr! c ó | a g ay)z¯
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Keeps track of whether numexpr was used.
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Stores an additional ``True`` for every successful use of evaluate with
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numexpr since the last ``get_test_result``.
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r r s r Ú set_test_moderk s ð JØLr! c ó4 | rt j | « y y r )r Úappend)Ú used_numexprs r r) r) s ÙÜ×ÑLÕ)ð r! c ó t } g a | S )z1
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Get test result and reset test_results.
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