h( jdZddlZddlZddlZddlmZmZer e jZ nddl Z e e jfdZ ejdjZejdj"ZdZdZdZd Zd Zd Zd Zd ZdZeezdfZedfZeezdfZedfZeezdfZ edfZ!eejDeedgejFejHejJgdZ& ejNdde&d<ejNdie&jSZ*dZ+dZ,Gdde-Z.y#e($rde&d<Y>wxYw)zTools for working with the BSON decimal128 type. .. versionadded:: 3.4 .. note:: The Decimal128 BSON type requires MongoDB 3.4+. N)PY3 string_typec |||dS)z3An implementation of int.from_bytes for python 2.x.)valuedummy_int_hexlifys R/var/www/html/ranktracker/api/venv/lib/python3.12/site-packages/bson/decimal128.py _from_bytesr "sHUOR((zes5z>?@K'')J D C 3r:& ' !q& ! 16MC2z "" !q& ! A!b&M !D"/O rzQn$  6)b00 2%%    9Q**?sF0-F= 0F:cheZdZdZdZdZdZdZedZ e dZ dZ d Z d Zd Zd Zd Zy) Decimal128a BSON Decimal128 type:: >>> Decimal128(Decimal("0.0005")) Decimal128('0.0005') >>> Decimal128("0.0005") Decimal128('0.0005') >>> Decimal128((3474527112516337664, 5)) Decimal128('0.0005') :Parameters: - `value`: An instance of :class:`decimal.Decimal`, string, or tuple of (high bits, low bits) from Binary Integer Decimal (BID) format. .. note:: :class:`~Decimal128` uses an instance of :class:`decimal.Context` configured for IEEE-754 Decimal128 when validating parameters. Signals like :class:`decimal.InvalidOperation`, :class:`decimal.Inexact`, and :class:`decimal.Overflow` are trapped and raised as exceptions:: >>> Decimal128(".13.1") Traceback (most recent call last): File "", line 1, in ... decimal.InvalidOperation: [] >>> >>> Decimal128("1E-6177") Traceback (most recent call last): File "", line 1, in ... decimal.Inexact: [] >>> >>> Decimal128("1E6145") Traceback (most recent call last): File "", line 1, in ... decimal.Overflow: [, ] To ensure the result of a calculation can always be stored as BSON Decimal128 use the context returned by :func:`create_decimal128_context`:: >>> import decimal >>> decimal128_ctx = create_decimal128_context() >>> with decimal.localcontext(decimal128_ctx) as ctx: ... Decimal128(ctx.create_decimal(".13.3")) ... Decimal128('NaN') >>> >>> with decimal.localcontext(decimal128_ctx) as ctx: ... Decimal128(ctx.create_decimal("1E-6177")) ... Decimal128('0E-6176') >>> >>> with decimal.localcontext(DECIMAL128_CTX) as ctx: ... Decimal128(ctx.create_decimal("1E6145")) ... Decimal128('Infinity') To match the behavior of MongoDB's Decimal128 implementation str(Decimal(value)) may not match str(Decimal128(value)) for NaN values:: >>> Decimal128(Decimal('NaN')) Decimal128('NaN') >>> Decimal128(Decimal('-NaN')) Decimal128('NaN') >>> Decimal128(Decimal('sNaN')) Decimal128('NaN') >>> Decimal128(Decimal('-sNaN')) Decimal128('NaN') However, :meth:`~Decimal128.to_decimal` will return the exact value:: >>> Decimal128(Decimal('NaN')).to_decimal() Decimal('NaN') >>> Decimal128(Decimal('-NaN')).to_decimal() Decimal('-NaN') >>> Decimal128(Decimal('sNaN')).to_decimal() Decimal('sNaN') >>> Decimal128(Decimal('-sNaN')).to_decimal() Decimal('-sNaN') Two instances of :class:`Decimal128` compare equal if their Binary Integer Decimal encodings are equal:: >>> Decimal128('NaN') == Decimal128('NaN') True >>> Decimal128('NaN').bid == Decimal128('NaN').bid True This differs from :class:`decimal.Decimal` comparisons for NaN:: >>> Decimal('NaN') == Decimal('NaN') False )__high__lowct|ttjfrt |\|_|_yt|ttfr)t|dk7r td|\|_|_ytd|d)NzYInvalid size for creation of Decimal128 from list or tuple. Must have exactly 2 elements.zCannot convert z to Decimal128) isinstance _string_typerDecimalrH_Decimal128__high_Decimal128__lowlisttuplelenr/ TypeErrorselfrs r __init__zDecimal128.__init__sq elGOO< =&5e&< #DK e} -5zQ "-..', #DKHI Irc p|j}|j}|tzrdnd}|tztk(rt j |ddfS|t zt k(rt j |ddfS|tztk(rt j |ddfS|tztk(r'|dzdz tz }t j |d |fS|d zd z tz }td }d }tdddD]}||zd|z dzz ||<|dz}d }tdddD]}||zd|z dzz ||<|dz}d}||zdz |d<tdtt|dD}t jt 5} | j#|||fcdddS#1swYyxYw)z^Returns an instance of :class:`decimal.Decimal` for this :class:`Decimal128`. rrrNnFlr%)rlr$l0c32K|]}t|ywN)r5).0rBs r z(Decimal128.to_decimal..sB CJBsbigN)rSrTr=_SNANrrR_NAN_INFr<r; bytearrayr9rVr7r r&r'r() rZrDrEr?rAarrmaskrFr@r>s r to_decimalzDecimal128.to_decimals{{jjE\q 5LU "??D"c?3 3Tkd "??D"c?3 3Tkd "??D"c?3 3 > !n 4 22r9^KH??D$#9: : 22r9^KHm!r1b! ADjrAv!m4CF19D "q!R ATkA!|4CF19D "+"$AB$' C(?$@BB ! !+ . @#%%tVX&>? @ @ @s F,,F5ct|ts tdt|dk7r t d|t |dddt |dddfS)zCreate an instance of :class:`Decimal128` from Binary Integer Decimal string. :Parameters: - `value`: 16 byte string (128-bit IEEE 754-2008 decimal floating point in Binary Integer Decimal (BID) format). z"value must be an instance of bytesrzvalue must be exactly 16 bytesrfNr)rPbytesrXrWr/ _UNPACK_64)clsrs r from_bidzDecimal128.from_bid%sb%'@A A u: => >JuQRy)!,jr.CA.FGHHrcXt|jt|jzS)z;The Binary Integer Decimal (BID) encoding of this instance.)_PACK_64rTrSrZs r bidzDecimal128.bid4s! #ht{{&;;;rcZ|j}|jryt|S)NNaN)rsr.r7)rZdecs r __str__zDecimal128.__str__9s#oo ::<3xrc dt|dS)Nz Decimal128('z'))r7r{s r __repr__zDecimal128.__repr__@s%(Y00rc"|\|_|_yrirSrTrYs r __setstate__zDecimal128.__setstate__Cs"' TZrc2|j|jfSrirr{s r __getstate__zDecimal128.__getstate__Fs{{DJJ&&rc`t|tr|j|jk(StSri)rPrJr|NotImplementedrZothers r __eq__zDecimal128.__eq__Is% eZ (88uyy( (rc||k( Srirrs r __ne__zDecimal128.__ne__Ns5=  rN)__name__ __module__ __qualname____doc__ __slots__ _type_markerr[rs classmethodrxpropertyr|rrrrrrrrr rJrJsj\z$IL J(@T I I<<1(' !rrJr)/rrstructsysbson.py3compatr_PY3rrQr5 from_bytesr binasciihexlifyStructpackrzunpackrvr<r; _EXPONENT_MAX _EXPONENT_MIN _MAX_DIGITSrornrmr=r+r,r3r4r1r2ROUND_HALF_EVENInvalidOperationOverflowInexactrrrXrr'r rHobjectrJrrr rs 9..K'*X5E5E) 6==  # # V]]4 ' '     q q  q q  %-   ''   &&oo  GOO!L goo4 1 1 34 #.bB!B!CLsD%% D21D2