yIf[|ddlZddlZddlZddlZddlZddlZddlZddlmZddl m Z ddl m Z m Z ddl mZddlmZddlmZddlmZmZmZmZmZmZmZmZmZmZmZmZm Z m!Z!ddl"Z"dd l#m$Z$dd l%m&Z&dd l'm(Z(dd l)m*Z*dd l+m,Z-ddl.m/Z/ddl0m1Z1ddl2m3Z3m4Z4m5Z5m6Z6ddl7m8Z8m9Z9m:Z:m;Z;mZ>m?Z?m@Z@mAZAddlBmCZCmDZDmEZEmFZFmGZGmHZHmIZIddlJmKZKmLZLmMZMddlNmOZOmPZPddlQmRZRmSZSmTZTddlQmUZUddlQmVZVmWZWmXZXddlYmZZZm[Z[m\Z\m]Z]ddl^m_Z_m`Z`maZambZbmcZcmdZdddlemfZfmgZgmhZhmiZimjZjddlkmlZlmmZmmnZnmoZoddlpmqZqmrZrmsZsddltmuZuddlvmwZwmxZxeeyjzdvZ{e|Z}e|Z~e|ZGd d!eZeUZd"e"jd#e"jd$ee|d%ee|fd&Zd"e"jd'ee|d(e|d%dfd)Zd*e"jd+e!e"je"jfd,e e|d-fd%eeWfd.Zd*e"jd+e!e"je"jfd,e e|d-fd%eeVfd/Zd0e|d%ee|fd1Zd"e"jd#e"jd$ee|d%eee|fd2Ze"jd3d4d5gid67e"jd8d9e|d:;e"jdd?@e"jdAdBe"jdCeWDed?dDEe"jdFd?dGHe"jdId?dJHe"jdKd?dLdMeeCdNgOe"jdPdQd?dRHe"jdSdTd?dUHe"jdVdWd?dXHe"jdYd?dZHe"jd[d?d\He"jd]e"jd^eVDed?d_Ee"jd`d?daHe"jdbd?dcHe"jddd?deHe"jdfd?dgdhdije"jdkd?dlHe"jdme|dn;e"jdoe|edpe3dqdrse"jdte|eduve"jdwe|edxve"jdye|d?dz{e"jd|e|e4ed}d?~e"jdde"jddde"jddd?dHe"jddd?dHe"je-de{rdnddejdeje"jdde"jd?d?d?d?d?d?de"jde"jd?d?drd?dre|d?ede"jd"e"jdee|dedeeWdededee|dededededee|dedededededeeVdededee|dee|deee|deee|deee|dee|deede e|d-fdee|d%df !,sxxSW,N) __name__ __module__ __qualname__NOrgrfrdre classmethodboolrjrkrirZrZcsx B C D EJ7< - - - -#' -04 -  - - -[ - - -rkrZctxparamvaluerac|sFt|jdd|jdd}|dS t|}n3#tt f$r}t j|d|dd}~wwxYw|sdSt|t||d| D}|d}|*t|tst j d d |d }|*t|tst j d d |d }|*t|tst j dd|d}|t j ddi} |jr| |j| || |_|S)zInject Black configuration from "pyproject.toml" into defaults in `ctx`. 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Nothing to do 😴)rwrrrrr) reformat_manyz2Cannot use --line-ranges to format multiple files.)sourcesrrrrruAll done! ✨ 🍰 ✨)rG)( ensure_objectr~rImain get_usageexitr$objget_parameter_sourcerr&rDEFAULT DEFAULT_MAPrr __version__splitrGrZrjsetr<rQrrU reformat_code get_sourcesr path_emptylen reformat_onepopblack.concurrencyr change_count failure_count return_coderecho),rsrrrr`rErr_rrrrrrrrrrrrrrrrrrxrrwrrmethod config_sourceuser_level_configrtru error_msgrversionsrrrrrrs, rirrsfd d t NN3  E F     4< DNN3  "K KLLL  8 NN3  E F     37,#~...LD&CGFO-   MtMMFMMM      -44X>>M #$<$>$> ? ? ***.)... '+#<HHHHH9v999fEEEE -$'O$9$9$;$;--LE55++E++,,,,'I   + +  1# 6 6q 9 9 9  5 51A 5 5%0 5 5 5       7888  --EE-RRJ~&&55  5!::!::122455   D$&E    < = = = HHQKKK %k22EE    AKKK HHQKKKKKKKK   %d% I I IF !       !-+-   GG(    HHQKKKKK    M        w<<1   KKMM%       8 7 7 7 7 7 HIII M%     .e. >{h&&/Q)E 000& @3D333???? KK     [[]] &4<<>>55d;;)rrrrrN) r rSroformat_stdin_to_stdoutrgdone Exceptionr traceback print_excfailedr) rrrrrrr2changedexcs rirr<s   D &* !$:DPU    "kG D'""""" &&& > "   ! ! ! dCHH%%%%%%%%%&sAA B'=B""B') patchablec2 tj}t|dkrd}nbt|tr9d}t t|t td}nd}|rY|jdkrt|d}n|jdkrt|d}t|||| r tj }ntj |}|tjtjfvr!||s tj}|tjur t%||||| r tj }|tj ur|tjus|tjur$|tjur||g|||dS#t,$rH} |jrt1j||t| Yd} ~ dSd} ~ wwxYw) zReformat a single file under `src` without spawning child processes. `fast`, `write_back`, and `mode` options are passed to :func:`format_file_in_place` or :func:`format_stdin_to_stdout`. rTNF.pyirr"r)rrrr)rSror startswithr"r rr(rr8rgrreadrZrfre is_changedCACHEDformat_file_in_placerdwriter9r:rr;r<r=) rwrrrrrr>r3cacher?s rirr\s#'%* s88s??HH XX !2 3 3 Hs3xx$5 6 6 8 89::CCH  #zV##tD111x''td333%jt5 &"+Jt$$E).)2F!GGG'',,-%nGgn,,1E$:D222,"+im++w~0M0Mio--'WZ2G2G SE""" C!!!!! %%% > "   ! ! ! c3s88$$$$$$$$$%sGG H=HHlockcr|jdkrt|d}n|jdkrt|d}tj|jt j}d}t|d5}|j r| }t| \} } } dddn #1swxYwY t| ||| } n.#t$rYd St$rt!d |d dwxYw|| | z} || | z} |t$jkrBt|d | | 5} | | dddn #1swxYwYn|t$jt$jfvrtjt j}|d|}|d|}|jrt3| | ||}nt5| | ||}|t$jkrt7|}|p t95t;jt>j j!| | d} tE| } | || #dddn #1swxYwYdS)zFormat file under `src` path. Return True if changed. If `write_back` is DIFF, write a diff to stdout. If it is YES, write reformatted code to the file. `mode` and `fast` options are passed to :func:`format_file_contents`. rBTrCr"rDrkrbNrrrFzFile 'z-' cannot be parsed as valid Jupyter notebook.w)encodingnewline rQrR write_through)$r(rr fromtimestampstatst_mtimerutcopenrreadline decode_bytesrFformat_file_contentsrTrrdecoderZrgrJrfrenowrrHrErD nullcontextio TextIOWrappersysstdoutbufferr,detach)rwrrrrLrthenheaderbuf src_contentsrQrR dst_contentsfr_src_namedst_name diff_contentss rirIrIs zVtD))) x  td+++  !#((**"5x| D DD F c4CC  & $\\^^F*6sxxzz*B*B' hCCCCCCCCCCCCCCC + t$e    uu  GS G G G   ==**\9L==**\9LY]"" #sXw ? ? ? "1 GGL ! ! ! " " " " " " " " " " " " " " "   (<= = =l8<((##T##??S?? = Q&|\8XVVMM |XxPPM - - -&}55M  "[]]    !!" A (**A GGM " " " HHJJJ                4sJACCCC// D<D0FFFA J,,J03J0)rrrcZtjtj}|5t t jj\}}}n|dd}}}|} t||||} tj t j j||d} |tjkr)| r| ddkr| dz } | | n|tjtjfvr}tjtj} d |} d | } t%|| | | }|tjkrt'|}t)| } | || dS#t,$rYtj t j j||d} |tjkr)| r| ddkr| dz } | | n|tjtjfvr}tjtj} d |} d | } t%|| | | }|tjkrt'|}t)| } | || d SwxYw#tj t j j||d} |tjkr)| r| ddkr| dz } | | n|tjtjfvr}tjtj} d |} d | } t%|| | | }|tjkrt'|}t)| } | || wxYw) aFormat file on stdin. Return True if changed. If content is None, it's read from sys.stdin. If `write_back` is YES, write reformatted code back to stdout. If it is DIFF, write a diff to stdout. The `mode` argument is passed to :func:`format_file_contents`. Nutf-8rOTrTrrzSTDIN zSTDOUT F)rr_rrYr\rcstdinrerFr]rarbrdrZrgrJrfrerErDr,rfrT)rrrrrrgrwrQrRdstrlr_rmrnds rir8r8s < % %D!-ci.>.C.C.E.E!F!FXww!('2wX C"3TEJJJ   J 'QU     & & s2w$t  GGCLLLL INI,@A A A,x|,,C'''H'#''HS#x22AY111qMM+A.. GGAJJJ  +    J 'QU     & & s2w$t  GGCLLLL INI,@A A A,x|,,C'''H'#''HS#x22AY111qMM+A.. GGAJJJ  +   J 'QU     & & s2w$t  GGCLLLL INI,@A A A,x|,,C'''H'#''HS#x22AY111qMM+A.. GGAJJJ  s%F J JJJD N*rjrkcLt||t||||dS)zPerform stability and equivalence checks. Raise AssertionError if source and destination contents are not equivalent, or if a second pass of the formatter would format the content differently. rrN)assert_equivalent assert_stable)rjrkrrs richeck_stability_and_equivalencerz s1lL111, 4uEEEEEErkc|jrt|||}nt|||}||krt|s|jst |||||S)aReformat contents of a file and return new contents. If `fast` is False, additionally confirm that the reformatted code is valid by calling :func:`assert_equivalent` and :func:`assert_stable` on it. `mode` is passed to :func:`format_str`. rrrw)rformat_ipynb_string format_strrTrz)rjrrrrks rir]r]s }H*>> TransformerManager().transform_cell("get_ipython().system('ls')") "get_ipython().system('ls') " >>> TransformerManager().transform_cell("!ls") "get_ipython().system('ls') " Due to the impossibility of safely roundtripping in such situations, cells containing transformed magics will be ignored. c3 K|]}|vV dSrcrr)rtransformed_magicrws ri z validate_cell..Ks* P P(9  # P P P P P PrkNr\z%%r)anyr.rTr r-r)rwrs` ri validate_cellr:s~" P P P P=O P P PPP BQB4 IIKKN122 &84;R&R R R  R Rrkcnt||t|\}} t|\}}n#t$r tdwxYwt ||}|st |||t||}t||} | d} | |krtd| S)aFormat code in given cell of Jupyter notebook. General idea is: - if cell has trailing semicolon, remove it; - if cell has IPython magics, mask them; - format cell; - reinstate IPython magics; - reinstate trailing semicolon (if originally present); - strip trailing newlines. Cells with syntax errors will not be processed, as they could potentially be automagics or multi-line magics, which are currently not supported. Nrr) rr2r0 SyntaxErrorrTr~rzr3r1rstrip) rwrrsrc_without_trailing_semicolonhas_trailing_semicolon masked_src replacements masked_dstdst_without_trailing_semicolonrts ri format_cellrTs #t=V >>:"$:'#,-K#L#L LL '''$&'JT222J K' JTJJJJ%0\%J%J" %&(>  C **T  C czz$& Js 7A nbc|dididd}||dkr tddSdS)zIf notebook is marked as non-Python, don't format it. All notebook metadata fields are optional, see https://nbformat.readthedocs.io/en/latest/format_description.html. So if a notebook has empty metadata, we will try to parse it anyway. metadata language_inforNpython)rrT)rlanguages rivalidate_metadatarys]vvj"%%))/2>>BB64PPHH 4 4$& 4 4rkc|st|ddk}d}tj|}t||dD]v}|dddkrZ d|d }t ||| }|d |d <d }f#t$rYrwxYww|r tj|d d} |r| dz} | St)zFormat Jupyter notebook. Operate cell-by-cell, only on code cells, only for Python notebooks. If the ``.ipynb`` originally had a trailing newline, it'll be preserved. rrFcells cell_typeNrrrsourcer|T)keependsr[)indent ensure_ascii) rTjsonloadsrrrr splitlinesdumps) rjrrtrailing_newlinemodifiedrcellrwrtrks rir}r}s# #B'4/H L ! !Bb7    88K & && 0 0 ggd8n--!#Dt<<<"%!>!>X "     1z"QUCCC  /'$.Ls -B)) B65B6c|rt||}|s|St|||}||kr%|rt|||}t|||S|S)aReformat a string and return new contents. `mode` determines formatting options, such as how many characters per line are allowed. Example: >>> import black >>> print(black.format_str("def f(arg:str='')->None:...", mode=black.Mode())) def f(arg: str = "") -> None: ... A more complex example: >>> print( ... black.format_str( ... "def f(arg:str='')->None: hey", ... mode=black.Mode( ... target_versions={black.TargetVersion.PY36}, ... line_length=10, ... string_normalization=False, ... is_pyi=False, ... ), ... ), ... ) def f( arg: str = '', ) -> None: hey rw)rR_format_str_oncerO)rjrrrks rir~r~s@  |44  #Lt5IIIL|##  F"5, EEE 4uEEEE rkct||j}g}|jr|jn t|}t ||fdt jhD}t||||rt||t||}t|}fdt j t j hD} d} | |D]h} || } || t!| || D])} | jt%| *i|r d|d_g} |D])} | | *| s.t-|d\}}}d |vr|Sd Sd | S) Nfuture_importsc4h|]}t||Srrr?rfeaturers rirz#_format_str_once..s9     Hg . .    rk)rfeaturesrc4h|]}t||Srrrrs rirz#_format_str_once..s;  Hg . . rkrrrqrrr)rLlstriprget_future_importsdetect_target_versionsr;PARENTHESIZED_CONTEXT_MANAGERSrrPr5r7TRAILING_COMMA_IN_CALLTRAILING_COMMA_IN_DEFvisitmaybe_empty_linesrr6 content_linesrafterextend all_linesr\encoder)rjrrsrc_node dst_blocksrcontext_manager_featuresline_generatoreltsplit_line_featuresblock current_linelinerknormalized_content_rRrs @rirrsL\0022D4HIIH#%J S'+H55)(>RRR    >?    he,,, 1%000"7OPPPN  % % %C  *  ) #'E&,,X6622 %%l33%   " t.A    2 2D   & &s4yy 1 1 1 1 2! 2L//EOO--.... *6l6I6I'6R6R)S)S&Aw % % %Nr 77<  rkcVtj|}tj|j\}}|sd|dfSd|dddkrdnd}|dtj||5}|||fcdddS#1swxYwYdS)zReturn a tuple of (decoded_contents, encoding, newline). `newline` is either CRLF or LF but `decoded_contents` is decoded with universal newlines (i.e. only contains LF). rrrs rNz )raBytesIOtokenizedetect_encodingr[seekrbrF)rwsrcbufrQrrRtiows rir\r\ s Z__F.v??OHe "8T!!58BCC=00ffdG KKNNN &( + +.tyy{{Hg-..................s:BB"%B"rnoderc t}|r|d|Dz}|D]}|jtjkr |t j8|jtjkrJ|j Ctd|j j Dr |t j t|r)d|jvr|t j|jtjkrW|j rN|j jt"jt"jt"jhvr|t j;|jtjkr!|t jq|jt"jkrSt3|j dkr9t5|j ds|t j|jt"jt"jhvr|j r|j djtjkr|jt"jkr t j}n t j}|j D]g}|jt>vr|||jt"j kr-|j D]%}|jt>vr||&h|jt"j!t"j"hvrt3|j dkrj|j djt"j#krJtd|j dj Dr!|t j$_|jt"j%krYt3|j d krA|j d jt"j#kr!|t j&|jt"j'krt3|j dkr|j djt"j(kr|j dj }t3|d krj|d jtj)krOtU|dr:|djtj+kr|t j,|jt"j-kr!|t j.|jt"j/krYt3|j dkrA|j djtj0kr!|t j1O|jt"j2t"j3hvr?td |j Dr!|t j4|jt"j5krYt3|j d krA|j djt"j6kr!|t j4|jt"j7t"j8fvr!|t j9[|jt"j:t"j;t"j<fvr?|j d jtj=kr|t j>|S)aYReturn a set of (relatively) new Python features used in this file. 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(B B B B B B rkr)?r  pre_orderrrV FSTRING_STARTr)r; F_STRINGSRBRACEparentrchildrenDEBUG_F_STRINGSrAruNUMERIC_UNDERSCORESSLASHrC typedargslistarglist varargslistPOS_ONLY_ARGUMENTS COLONEQUALASSIGNMENT_EXPRESSIONS decoratorrrBRELAXED_DECORATORSCOMMArrr@argument return_stmt yield_exprtestlist_star_exprUNPACKING_ON_FLOW annassignANN_ASSIGN_EXTENDED_RHS with_stmtatomLPAR_contains_asexprRPARr match_stmtPATTERN_MATCHING except_clauseSTAR EXCEPT_STAR subscriptlisttrailerVARIADIC_GENERICS tname_starr type_stmt typeparams TYPE_PARAMS typevartuple paramspectypevarrTYPE_PARAM_DEFAULTS)rrrnrchargch atom_childrens riget_features_usedrs(!UUH   !/     ^^  l6l6 6U( ( ( LL* + + + + Fel " "$MM18;LMMMMM% LL0 1 1 1 1 Q  b 6ag~~ W8999 Vu{ " "x 9AHM"  .  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