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Z1 e/ e0 Z2 y d d l3 Z3 e2 e- 7Z2 Wn e4 k rSe, j5 d2 � n Xy d d l6 Z6 e2 e. 7Z2 Wn e4 k r�e, j5 d3 � n Xd4 � Z7 d5 � Z8 d6 � Z9 e& d7 d8 d9 d: � e: d; � � Z; d< � Z< d= � Z= d> d? � Z> d@ � Z? dA � Z@ dB � ZA dC � ZB dD � ZC dE � ZD e jE dF � ZF dG � ZG dH � ZH eI dI � ZJ dJ � ZK dK � ZL dL � ZM dM � ZN dN � ZO dO � ZP dP � ZQ eI e eI e: e: dQ � ZR dR � ZS dS � ZT dT � ZU dU � ZV eI dV � ZW dW � ZX dX � ZY dY � ZZ eI d dZ e j\ d d d d[ � Z] d\ � Z^ d] � Z_ d^ e` f d_ � � YZa d` e( f da � � YZb e jc db � � Zd dc � Ze dd e` f de � � YZf df � Zg dg � Zh d S(l i ( t absolute_import( t dequeN( t InstallationError( t console_to_strt expandusert stdlib_pkgs( t site_packagest user_sitet running_under_virtualenvt virtualenv_no_globalt write_delete_marker_file( t pkg_resources( t input( t PY2( t retry( t BytesIO( t StringIOt rmtreet display_patht backup_dirt askt splitextt format_sizet is_installable_dirt is_svn_paget file_contentst split_leading_dirt has_leading_dirt normalize_patht renamest get_terminal_sizet get_progt unzip_filet untar_filet unpack_filet call_subprocesst captured_stdoutt remove_tracebackst ensure_dirt ARCHIVE_EXTENSIONSt SUPPORTED_EXTENSIONSt get_installed_versions .tar.bz2s .tbzs .tar.xzs .txzs .tlzs .tar.lzs .tar.lzmas .zips .whls .tar.gzs .tgzs .tars bz2 module is not availables lzma module is not availablec O@ s5 y t | � SWn t k r0 | | | � � n Xd S( N( t __import__t ImportError( t pkg_or_module_stringt ExceptionTypet argst kwargs( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt import_or_raiseI s c C@ sC y t j | � Wn+ t k r> } | j t j k r? � q? n Xd S( s os.path.makedirs without EEXIST.N( t ost makedirst OSErrort errnot EEXIST( t patht e( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR& P s c C@ sO y. t j j t j d � d k r- d t j SWn t t t f k rJ n Xd S( Ni s __main__.pys -cs %s -m pipt pip( s __main__.pys -c( R1 R6 t basenamet syst argvt executablet AttributeErrort TypeErrort IndexError( ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR Y s t stop_max_delayi� t wait_fixedi� c C@ s t j | d | d t �d S( Nt ignore_errorst onerror( t shutilR t rmtree_errorhandler( t dirRB ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR c s c C@ sA t j | � j t j @r: t j | t j � | | � d S� d S( s� On Windows, the files in .svn are read-only, so when rmtree() tries to remove them, an exception is thrown. We catch that here, remove the read-only attribute, and hopefully continue without problems.N( R1 t statt st_modet S_IREADt chmodt S_IWRITE( t funcR6 t exc_info( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyRE i s c C@ s� t j j t j j | � � } t j d d k rd | j t j � d � } | j t j � d � } n | j t j � t j j � r� d | t t j � � } n | S( sT Gives the display value for a given path, making it relative to cwd if possible.i i t replacet .( R1 R6 t normcaset abspathR: t version_infot decodet getfilesystemencodingt encodet getdefaultencodingt startswitht getcwdt sept len( R6 ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR x s s .bakc C@ sK d } | } x4 t j j | | � rB | d 7} | t | � } q W| | S( s\ Figure out the name of a directory to back up the given dir to (adding .bak, .bak2, etc)i ( R1 R6 t existst str( RF t extt nt extension( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ sC x3 t j j d d � j � D] } | | k r | Sq Wt | | � S( Nt PIP_EXISTS_ACTIONt ( R1 t environt gett splitR ( t messaget optionst action( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt ask_path_exists� s " c C@ sx xq t j j d � r( t d | � � n t | � } | j � j � } | | k rm d | d j | � f GHq | Sq d S( s@ Ask the message interactively, with the given possible responsest PIP_NO_INPUTs7 No input was expected ($PIP_NO_INPUT set); question: %ss< Your response (%r) was not one of the expected responses: %ss , N( R1 Rb Rc t ExceptionR t stript lowert join( Re Rf t response( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ sX | d k r d | d d S| d k r4 d | d S| d k rL d | d Sd | Sd S( Ni� s %.1fMBg @�@i s %ikBs %.1fkBs %ibytesi@B i' ( ( t bytes( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ sE t j j | � s t St j j | d � } t j j | � rA t St S( s@ Return True if `path` is a directory containing a setup.py file.s setup.py( R1 R6 t isdirt FalseRm t isfilet True( R6 t setup_py( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ s( t j d | � o' t j d | t j � S( sT Returns true if the page appears to be the index page of an svn repository s <title>[^<]*Revision \d+:s# Powered by (?:<a[^>]*?>)?Subversion( t ret searcht I( t html( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ s/ t | d � � } | j � j d � SWd QXd S( Nt rbs utf-8( t opent readRS ( t filenamet fp( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c c@ s/ x( t r* | j | � } | s" Pn | Vq Wd S( s7 Yield pieces of data from a file-like object until EOF.N( Rs R{ ( t filet sizet chunk( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt read_chunks� s c C@ s� | j d � j d � } d | k rj d | k rN | j d � | j d � k sZ d | k rj | j d d � Sd | k r� | j d d � S| d f Sd S( Nt /s \i Ra ( t lstript findRd ( R6 ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s 6 c C@ s\ d } xO | D]G } t | � \ } } | s/ t S| d k rD | } q | | k r t Sq Wt S( sy Returns true if all the paths have the same leading path name (i.e., everything is in one subdirectory in an archive)N( t NoneR Rq Rs ( t pathst common_prefixR6 t prefixt rest( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ sI t | � } | r' t j j | � } n t j j | � } t j j | � S( sN Convert a path to its canonical, case-normalized, absolute version. ( R R1 R6 t realpathRQ RP ( R6 t resolve_symlinks( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ sO t j | � \ } } | j � j d � rE | d | } | d } n | | f S( s, Like os.path.splitext, but take off .tar toos .tari����( t posixpathR Rl t endswith( R6 t baseR] ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s c C@ s� t j j | � \ } } | rG | rG t j j | � rG t j | � n t j | | � t j j | � \ } } | r� | r� y t j | � Wq� t k r� q� Xn d S( s7 Like os.renames(), but handles renaming across devices.N( R1 R6 Rd R[ R2 RD t movet removedirsR3 ( t oldt newt headt tail( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR s c C@ s) t � s t St | � j t t j � � S( s� Return True if path is within sys.prefix, if we're running in a virtualenv. If we're not in a virtualenv, all paths are considered "local." ( R Rs R RW R: R� ( R6 ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt is_local s c C@ s t t | � � S( s� Return True if given Distribution object is installed locally (i.e. within current virtualenv). Always True if we're not in a virtualenv. ( R� t dist_location( t dist( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt dist_is_local! s c C@ s% t t | � � } | j t t � � S( sF Return True if given Distribution is installed in user site. ( R R� RW R ( R� t norm_path( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt dist_in_usersite, s c C@ s t t | � � j t t � � S( se Return True if given Distribution is installed in distutils.sysconfig.get_python_lib(). ( R R� RW R ( R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt dist_in_site_packages4 s c C@ sJ xC t j D]8 } t j j | | j d � } t j j | � r t Sq Wt S( s$ Is distribution an editable install?s .egg-link( R: R6 R1 Rm t project_nameRr Rs Rq ( R� t path_itemt egg_link( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt dist_is_editable> s c C@ s� | r t } n d � } | r* d � } n d � } | rE d � } n d � } | r] t } n d � } g t j D]K } | | � rp | j | k rp | | � rp | | � rp | | � rp | ^ qp S( s� Return a list of installed Distribution objects. If ``local_only`` is True (default), only return installations local to the current virtualenv, if in a virtualenv. ``skip`` argument is an iterable of lower-case project names to ignore; defaults to stdlib_pkgs If ``editables`` is False, don't report editables. If ``editables_only`` is True , only report editables. If ``user_only`` is True , only report installations in the user site directory. c S@ s t S( N( Rs ( t d( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt local_test` s c S@ s t S( N( Rs ( R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt editable_testd s c S@ s t | � S( N( R� ( R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR� g s c S@ s t | � S( N( R� ( R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt editables_only_testk s c S@ s t S( N( Rs ( R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR� n s c S@ s t S( N( Rs ( R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt user_testt s ( R� R� R t working_sett key( t local_onlyt skipt include_editablest editables_onlyt user_onlyR� R� R� R� R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt get_installed_distributionsG s$ c C@ s� g } t � rN t � r( | j t � qq | j t � t rq | j t � qq n# t rd | j t � n | j t � x@ | D]8 } t j j | | j � d } t j j | � rx | Sqx Wd S( s Return the path for the .egg-link file if it exists, otherwise, None. There's 3 scenarios: 1) not in a virtualenv try to find in site.USER_SITE, then site_packages 2) in a no-global virtualenv try to find in site_packages 3) in a yes-global virtualenv try to find in site_packages, then site.USER_SITE (don't look in global location) For #1 and #3, there could be odd cases, where there's an egg-link in 2 locations. This method will just return the first one found. s .egg-linkN( R R t appendR R R1 R6 Rm R� Rr ( R� t sitest sitet egglink( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt egg_link_path� s c C@ s t | � } | r | S| j S( s� Get the site-packages location of this distribution. Generally this is dist.location, except in the case of develop-installed packages, where dist.location is the source code location, and we want to know where the egg-link file is. ( R� t location( R� R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR� � s c C@ s� d � } | d � p* | d � p* | d � } | sx y8 t j t j � t j � } | | � } t j | � Wqx qx Xn | s� t j j d d � t j j d d � f } n t | d � t | d � f S( sl Returns a tuple (x, y) representing the width(x) and the height(x) in characters of the terminal window.c S@ sk yL d d l } d d l } d d l } | j d | j | | j d � � } Wn d SX| d k rg d S| S( Ni t hht 1234( i i ( t fcntlt termiost structt unpackt ioctlt TIOCGWINSZR� ( t fdR� R� R� t cr( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt ioctl_GWINSZ� s i i i t LINESi t COLUMNSiP ( R1 Rz t ctermidt O_RDONLYt closeRb Rc t int( R� R� R� ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR � s $ -c C@ s t j d � } t j | � | S( sB Get the current umask which involves having to set it temporarily.i ( R1 t umask( t mask( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt current_umask� s c C@ s~ t | � t | d � } zSt j | d t �} t | j � � oF | } x | j � D]} | j } | j | � } | } | r� t | � d } n t j j | | � } t j j | � } | j d � s� | j d � r� t | � qV t | � t | d � } z | j | � Wd | j � | j d ?} | rft j | � rf| d @rft j | d t � d B� n XqV WWd | j � Xd S( s� Unzip the file (with path `filename`) to the destination `location`. All files are written based on system defaults and umask (i.e. permissions are not preserved), except that regular file members with any execute permissions (user, group, or world) have "chmod +x" applied after being written. Note that for windows, any execute changes using os.chmod are no-ops per the python docs. 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Note that for windows, any execute changes using os.chmod are no-ops per the python docs. s .gzs .tgzs r:gzs r:bz2s r:xzs .tart rs- Cannot determine compression type for file %ss r:*t pax_global_headeri s/ In the tar file %s the member %s is invalid: %sR� NiI i� ( R& Rl R� t BZ2_EXTENSIONSt XZ_EXTENSIONSt loggert warningt tarfileRz R t getmembersR� R R1 R6 Rm Rp t issymt _extract_memberRj t extractfilet KeyErrorR= R� RD t copyfileobjR� t utimeR� RJ R� ( R| R� R� t tart memberR� R� R6 t excR} t destfp( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR! sb * ! &c C@ s( t j j | � } | d k sB | j � j t � sB t j | � rb t | | d | j d � �n� | d k s� t j | � s� | j � j t t t � r� t | | � nz | r� | j d � r� t t | � � r� d d l m } | d | j � j | � n& t j d | | | � t d | � � d S( Ns application/zipR� s .whls application/x-gzips text/htmli ( t Subversions svn+sZ Cannot unpack file %s (downloaded from %s, content-type: %s); cannot detect archive formats% Cannot determine archive format of %s( R1 R6 R� Rl R� t ZIP_EXTENSIONSR� t is_zipfileR R� t is_tarfilet TAR_EXTENSIONSR� R� R! 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Try to decode the file contents with utf-8, the preferred system encoding (e.g., cp1252 on some Windows machines), and latin1, in that order. Decoding a byte string with latin1 will never raise an error. In the worst case, the returned string will contain some garbage characters. 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Taken from Lib/support/__init__.py in the CPython repo. N( t getattrR: t setattrR< R? ( t stream_namet orig_stdout( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyt captured_output s c C@ s t d � S( s� Capture the output of sys.stdout: with captured_stdout() as stdout: print('hello') self.assertEqual(stdout.getvalue(), 'hello ') Taken from Lib/support/__init__.py in the CPython repo. R� ( RG ( ( ( s6 /usr/lib/python2.7/site-packages/pip/utils/__init__.pyR$ ) s t cached_propertyc B@ s e Z d Z d � Z d � Z RS( s� A property that is only computed once per instance and then replaces itself with an ordinary attribute. Deleting the attribute resets the property. 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