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I don't understand pattern %s) � isinstancer Z NodePatternZ LeafPattern�typer ZNegatedPatternZcontent�_get_head_typesZWildcardPattern�set�update� Exception)�pat�r�p�xr r r r& 2 s r& c C s t j t � } g } x� | D]� } | j r� y t | j � } Wn t k r_ | j | � Yq� XxU | D] } | | j | � qg Wq | j d k r� | | j j | � q | j | � q Wx: t t j j j � t j j � D] } | | j | � q� Wt | � S)N)� collections� defaultdict�list�patternr& r r Z _accept_typer r �python_grammarZ symbol2number�values�tokens�extend�dict)Z fixer_listZ head_nodesZevery�fixerZheadsZ node_typer r r �_get_headnode_dictN s" r8 c s � f d d � t � d � D� S)Nc s g | ] } � d | � q S)�.r )�.0�fix_name)�pkg_namer r � <listcomp>k s z+get_fixers_from_package.<locals>.<listcomp>F)r )r< r )r< r �get_fixers_from_packageg s r> c C s | S)Nr )�objr r r � _identityn s r@ r c C s | j d d � S)Nz � )�replace)�inputr r r �_from_system_newlinesu s rD c C s* t j d k r" | j d t j � S| Sd S)NrA )r �lineseprB )rC r r r �_to_system_newlinesw s rF c s� d } t j t j | � j � � � f d d � } t t j t j t j h � } t � } yVxO| � \ } } | | k r� q` q` | t j k r� | r� Pd } q` | t j k r�| d k r�| � \ } } | t j k s� | d k r� P| � \ } } | t j k s| d k rP| � \ } } | t j k rJ| d k rJ| � \ } } x^ | t j k r�| j | � | � \ } } | t j k s�| d k r�P| � \ } } qMWq` Pq` WWn t k r�Yn Xt | � S) NFc s t � � } | d | d f S)Nr r )�next)�tok)�genr r �advance� s z(_detect_future_features.<locals>.advanceT�from� __future__�import�(�,)r �generate_tokens�io�StringIO�readline� frozensetr �NEWLINE�NL�COMMENTr' �STRING�NAME�OP�add� StopIteration)�sourceZhave_docstringrJ �ignore�features�tp�valuer )rI r �_detect_future_features� sD rb c @ s e Z d Z d S)� FixerErrorN)r! r" r# r r r r rc � s rc c @ si e Z d Z d d d d i Z d Z d Z d d d d � Z d d � Z d d � Z d d � Z d d � Z d d � Z d d d d � Z d d d d � Z d d � Z d d d d � Z d d � Z d d d � Z d d � Z d! d" � Z d d d d# d$ � Z d d% d& � Z d' Z d( Z d) d* � Z d+ d, � Z d- d. � Z d/ d0 � Z d1 d2 � Z d3 d4 � Z d S)5�RefactoringTool�print_functionF�write_unchanged_filesZFixr Nc C s� | | _ | p g | _ | j j � | _ | d k rF | j j | � | j d rb t j | _ n t j | _ | j j d � | _ g | _ t j d � | _ g | _ d | _ t j | j d t j d | j �| _ | j � \ | _ | _ g | _ t j � | _ g | _ g | _ xz t | j | j � D]c } | j rQ| j j! | � q/| | j k rs| j j" | � q/| | j k r/| j j" | � q/Wt# | j � | _$ t# | j � | _% d S)Nre rf rd F�convert�logger)&�fixers�explicit�_default_options�copy�optionsr( r �!python_grammar_no_print_statement�grammarr2 �getrf �errors�logging� getLoggerrh � fixer_log�wroter ZDriverr rg � get_fixers� pre_order� post_order�files�bmZ BottomMatcher�BMZ bmi_pre_orderZbmi_post_orderr Z BM_compatibleZ add_fixerr r8 �bmi_pre_order_heads�bmi_post_order_heads)�selfZ fixer_namesrm rj r7 r r r �__init__� s< zRefactoringTool.__init__c C s� g } g } x�| j D]} t | i i d g � } | j d d � d } | j | j � ru | t | j � d � } | j d � } | j d j d d � | D� � } y t | | � } Wn( t k r� t d | | f � � Yn X| | j | j � } | j r4| j d k r4| | j k r4| j d | � q | j d | � | j d k rc| j | � q | j d k r�| j | � q t d | j � � q Wt j d � } | j d | � | j d | � | | f S)Nr r9 r �_� c S s g | ] } | j � � q Sr )�title)r: r, r r r r= � s z.RefactoringTool.get_fixers.<locals>.<listcomp>zCan't find %s.%sTzSkipping optional fixer: %szAdding transformation: %s�preZpostzIllegal fixer order: %rZ run_order�key���)ri r �rsplitr � FILE_PREFIX�len�split� CLASS_PREFIX�join�getattr�AttributeErrorrc rm rt rj � log_message� log_debug�orderr �operator� attrgetter�sort) r~ Zpre_order_fixersZpost_order_fixersZ fix_mod_path�modr; �parts� class_nameZ fix_classr7 Zkey_funcr r r rv � s8 # zRefactoringTool.get_fixersc O s � d S)Nr )r~ �msg�args�kwdsr r r � log_error s zRefactoringTool.log_errorc G s$ | r | | } | j j | � d S)N)rh �info)r~ r� r� r r r r� s zRefactoringTool.log_messagec G s$ | r | | } | j j | � d S)N)rh �debug)r~ r� r� r r r r� s zRefactoringTool.log_debugc C s d S)Nr )r~ �old_text�new_text�filename�equalr r r � print_output! s z RefactoringTool.print_outputc C sP xI | D]A } t j j | � r5 | j | | | � q | j | | | � q Wd S)N)r r �isdir� refactor_dir� refactor_file)r~ �items�write� doctests_onlyZ dir_or_filer r r �refactor& s zRefactoringTool.refactorc C s� t j d } x� t j | � D]� \ } } } | j d | � | j � | j � xb | D]Z } | j d � rW t j j | � d | k rW t j j | | � } | j | | | � qW Wd d � | D� | d d � <q Wd S)N�pyzDescending into %sr9 r c S s% g | ] } | j d � s | � q S)r9 )r )r: Zdnr r r r= A s z0RefactoringTool.refactor_dir.<locals>.<listcomp>) r �extsep�walkr� r� r r �splitextr� r� ) r~ Zdir_namer� r� Zpy_ext�dirpath�dirnames� filenamesr �fullnamer r r r� / s z RefactoringTool.refactor_dirc C s� y t | d � } Wn< t k rQ } z | j d | | � d SWYd d } ~ Xn Xz t j | j � d } Wd | j � Xt | d d | �� } t | j � � | f SWd QRXd S)N�rbzCan't open %s: %sr r+ �encoding)NN) �open�OSErrorr� r �detect_encodingrS �close�_open_with_encodingrD �read)r~ r� �f�errr� r r r �_read_python_sourceC s z#RefactoringTool._read_python_sourcec C s | j | � \ } } | d k r% d S| d 7} | r� | j d | � | j | | � } | j sl | | k r� | j | | | | | � q| j d | � ni | j | | � } | j s� | r� | j r� | j t | � d d � | d | d | �n | j d | � d S) NrA zRefactoring doctests in %szNo doctest changes in %sr r� r� zNo changes in %sr� )r� r� �refactor_docstringrf �processed_file�refactor_string� was_changed�str)r~ r� r� r� rC r� �output�treer r r r� S s z RefactoringTool.refactor_filec C s� t | � } d | k r' t j | j _ zb y | j j | � } WnE t k r� } z% | j d | | j j | � d SWYd d } ~ Xn XWd | j | j _ X| | _ | j d | � | j | | � | S)Nre zCan't parse %s: %s: %szRefactoring %s) rb r rn r ro Z parse_stringr) r� � __class__r! �future_featuresr� � refactor_tree)r~ �datar r_ r� r� r r r r� j s z RefactoringTool.refactor_stringc C s� t j j � } | ro | j d � | j | d � } | j sI | | k r_ | j | d | � q� | j d � nS | j | d � } | j s� | r� | j r� | j t | � d | � n | j d � d S)Nz Refactoring doctests in stdinz<stdin>zNo doctest changes in stdinzNo changes in stdin) �sys�stdinr� r� r� rf r� r� r� r� )r~ r� rC r� r� r r r �refactor_stdin� s z RefactoringTool.refactor_stdinc C s� x- t | j | j � D] } | j | | � q W| j | j | j � � | j | j | j � � | j j | j � � } x�t | j � � rLx�| j j D]�} | | k r� | | r� | | j d t j j d d � | j r� | | j d t j j � xGt | | � D]5} | | | k r3| | j | � y t | � Wn t k rXw Yn X| j rt| | j k rtq | j | � } | r | j | | � } | d k r | j | � x6 | j � D]( } | j s�g | _ | j j | � q�W| j j | j � � } x9 | D]1 } | | k r(g | | <| | j | | � q Wq Wq� Wq} Wx- t | j | j � D] } | j | | � qcW| j S)Nr� �reverseT) r rw rx Z start_tree� traverse_byr| r} r{ �runZleaves�anyr3 ri r� r ZBase�depthZkeep_line_orderZ get_linenor0 �remover � ValueErrorZfixers_applied�match� transformrB r r5 Z finish_treer� ) r~ r� r r7 Z match_set�node�results�newZ new_matchesZfxrr r r r� � sJ % z RefactoringTool.refactor_treec C s} | s d Sxl | D]d } x[ | | j D]L } | j | � } | r% | j | | � } | d k r% | j | � | } q% Wq Wd S)N)r% r� r� rB )r~ ri Z traversalr� r7 r� r� r r r r� � s zRefactoringTool.traverse_byc C s� | j j | � | d k r? | j | � d } | d k r? d S| | k } | j | | | | � | r� | j d | � | j s� d S| r� | j | | | | � n | j d | � d S)Nr zNo changes to %szNot writing changes to %s)ry r r� r� r� rf � write_file)r~ r� r� r� r� r� r� r r r r� � s z RefactoringTool.processed_filec % C s� y t | d d | �} Wn< t k rW } z | j d | | � d SWYd d } ~ Xn XzV y | j t | � � Wn8 t k r� } z | j d | | � WYd d } ~ Xn XWd | j � X| j d | � d | _ d S)N�wr� zCan't create %s: %szCan't write %s: %szWrote changes to %sT)r� r� r� r� rF r� r� ru )r~ r� r� r� r� r� r� r r r r� s * zRefactoringTool.write_filez>>> z... c C s� g } d } d } d } d } x.| j d d � D]} | d 7} | j � j | j � r� | d k r� | j | j | | | | � � | } | g } | j | j � } | d | � } q1 | d k r| j | | j � s� | | | j j � d k r| j | � q1 | d k r2| j | j | | | | � � d } d } | j | � q1 W| d k rz| j | j | | | | � � d j | � S)Nr �keependsTr rA r� ) � splitlines�lstripr �PS1r5 �refactor_doctest�find�PS2�rstripr r� ) r~ rC r� �result�blockZ block_lineno�indent�lineno�line�ir r r r� ( s: z"RefactoringTool.refactor_docstringc s^ y � j | | � � } Wn� t k r� } zg � j j t j � rm x' | D] } � j d | j d � � qJ W� j d | | | j j | � | SWYd d } ~ Xn X� j | | � rZt | � j d d � } | d | d � | | d d � } } | d j d � s| d d 7<� � j | j d � g } | rZ| � � f d d � | D� 7} | S) Nz Source: %srA z+Can't parse docstring in %s line %s: %s: %sr� Tr r c s! g | ] } � � j | � q Sr )r� )r: r� )r� r~ r r r= m s z4RefactoringTool.refactor_doctest.<locals>.<listcomp>r� r� )� parse_blockr) rh � isEnabledForrr �DEBUGr� r� r� r� r! r� r� r� r r� �pop) r~ r� r� r� r� r� r� r� r� Zclippedr )r� r~ r r� S s$ ) z RefactoringTool.refactor_doctestc C s | j r d } n d } | j s4 | j d | � n1 | j d | � x | j D] } | j | � qN W| j r� | j d � x | j D] } | j | � q� W| j rt | j � d k r� | j d � n | j d t | j � � x- | j D]" \ } } } | j | | | � q� Wd S) N�werez need to bezNo files %s modified.zFiles that %s modified:z$Warnings/messages while refactoring:r zThere was 1 error:zThere were %d errors:)ru ry r� rt rq r� )r~ r� �file�messager� r� r� r r r � summarizep s$ zRefactoringTool.summarizec C s1 | j j | j | | | � � } t � | _ | S)N)r Z parse_tokens� wrap_toksrT r� )r~ r� r� r� r� r r r r� � s ! zRefactoringTool.parse_blockc c s� t j | j | | � j � } xe | D]] \ } } \ } } \ } } } | | d 7} | | d 7} | | | | f | | f | f Vq% Wd S)Nr )r rP � gen_lines�__next__) r~ r� r� r� r4 r% ra Zline0Zcol0Zline1Zcol1Z line_textr r r r� � s (zRefactoringTool.wrap_toksc c s� | | j } | | j } | } xo | D]g } | j | � rT | t | � d � Vn4 | | j � d k rr d Vn t d | | f � � | } q' Wx d Vq� Wd S)NrA zline=%r, prefix=%rr� )r� r� r r� r� �AssertionError)r~ r� r� Zprefix1Zprefix2�prefixr� r r r r� � s zRefactoringTool.gen_lines) r! r" r# rk r� r� r rv r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r rd � s: 4 ( O + rd c @ s e Z d Z d S)�MultiprocessingUnsupportedN)r! r" r# r r r r r� � s r� c sa e Z d Z � f d d � Z d d d � f d d � Z � f d d � Z � f d d � Z � S) �MultiprocessRefactoringToolc s/ t t | � j | | � d | _ d | _ d S)N)�superr� r �queue� output_lock)r~ r� �kwargs)r� r r r � s z$MultiprocessRefactoringTool.__init__Fr c sU | d k r( t t � � j | | | � Sy d d l � Wn t k rR t � Yn X� j d k rn t d � � � j � � _ � j � � _ � � f d d � t | � D� } z; x | D] } | j � q� Wt t � � j | | | � Wd � j j � x$ t | � D] } � j j d � qWx$ | D] } | j � r'| j � q'Wd � _ Xd S)Nr r z already doing multiple processesc s% g | ] } � j d � j � � q S)�target)�Process�_child)r: r� )�multiprocessingr~ r r r= � s z8MultiprocessRefactoringTool.refactor.<locals>.<listcomp>)r� r� r� r� � ImportErrorr� r� � RuntimeError� JoinableQueue�Lockr� �range�startr� �put�is_alive)r~ r� r� r� Z num_processes� processesr, r� )r� )r� r~ r r� � s2 z$MultiprocessRefactoringTool.refactorc so | j j � } xY | d k rj | \ } } z t t | � j | | � Wd | j j � X| j j � } q Wd S)N)r� rp r� r� r� � task_done)r~ Ztaskr� r� )r� r r r� � s z"MultiprocessRefactoringTool._childc sE | j d k r( | j j | | f � n t t | � j | | � Sd S)N)r� r r� r� r� )r~ r� r� )r� r r r� � s z)MultiprocessRefactoringTool.refactor_file)r! r" r# r r� r� r� r r )r� r r� � s r� )+rL r � __author__r r� rr r� r. rQ � itertoolsr Zpgen2r r r Z fixer_utilr r� r r r Zbur rz r r) r r& r8 r> r@ � version_info�codecsr� r� rD rF rb rc �objectrd r� r� r r r r �<module> sD (� �
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