Inicio Explorar Ayuda
Iniciar sesión
chendeben
/
ProxyPool
1
0
Fork 0
Archivos Incidencias 0 Pull Requests 0 Wiki
Árbol: 72e024a6fc
Ramas Etiquetas
ProxyPool
/
docs
/
_build
/
html
/
_modules
/
flask
/
ctx.html

ctx.html 48 KB
Histórico Raw

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498 
  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    2. 

  2.   "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    3. 

  3. 

  4. 

  5. <html xmlns="http://www.w3.org/1999/xhtml" lang="en">
    6. 

  6.   <head>
    7. 

  7.     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    8. 

  8.     
    9. 

  9.     <title>flask.ctx &#8212; proxypool  documentation</title>
    10. 

  10.     
    11. 

  11.     <link rel="stylesheet" href="../../_static/alabaster.css" type="text/css" />
    12. 

  12.     <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
    13. 

  13.     
    14. 

  14.     <script type="text/javascript">
    15. 

  15.       var DOCUMENTATION_OPTIONS = {
    16. 

  16.         URL_ROOT:    '../../',
    17. 

  17.         VERSION:     '',
    18. 

  18.         COLLAPSE_INDEX: false,
    19. 

  19.         FILE_SUFFIX: '.html',
    20. 

  20.         HAS_SOURCE:  true
    21. 

  21.       };
    22. 

  22.     </script>
    23. 

  23.     <script type="text/javascript" src="../../_static/jquery.js"></script>
    24. 

  24.     <script type="text/javascript" src="../../_static/underscore.js"></script>
    25. 

  25.     <script type="text/javascript" src="../../_static/doctools.js"></script>
    26. 

  26.     <link rel="index" title="Index" href="../../genindex.html" />
    27. 

  27.     <link rel="search" title="Search" href="../../search.html" />
    28. 

  28.     <link rel="top" title="proxypool  documentation" href="../../index.html" />
    29. 

  29.     <link rel="up" title="Module code" href="../index.html" />
    30. 

  30.    
    31. 

  31.   <link rel="stylesheet" href="../../_static/custom.css" type="text/css" />
    32. 

  32.   
    33. 

  33.   
    34. 

  34.   <meta name="viewport" content="width=device-width, initial-scale=0.9, maximum-scale=0.9" />
    35. 

  35. 

  36.   </head>
    37. 

  37.   <body role="document">
    38. 

  38.   
    39. 

  39. 

  40.     <div class="document">
    41. 

  41.       <div class="documentwrapper">
    42. 

  42.         <div class="bodywrapper">
    43. 

  43.           <div class="body" role="main">
    44. 

  44.             
    45. 

  45.   <h1>Source code for flask.ctx</h1><div class="highlight"><pre>
    46. 

  46. <span></span><span class="c1"># -*- coding: utf-8 -*-</span>
    47. 

  47. <span class="sd">&quot;&quot;&quot;</span>
    48. 

  48. <span class="sd">    flask.ctx</span>
    49. 

  49. <span class="sd">    ~~~~~~~~~</span>
    50. 

  50. 

  51. <span class="sd">    Implements the objects required to keep the context.</span>
    52. 

  52. 

  53. <span class="sd">    :copyright: (c) 2015 by Armin Ronacher.</span>
    54. 

  54. <span class="sd">    :license: BSD, see LICENSE for more details.</span>
    55. 

  55. <span class="sd">&quot;&quot;&quot;</span>
    56. 

  56. 

  57. <span class="kn">import</span> <span class="nn">sys</span>
    58. 

  58. <span class="kn">from</span> <span class="nn">functools</span> <span class="k">import</span> <span class="n">update_wrapper</span>
    59. 

  59. 

  60. <span class="kn">from</span> <span class="nn">werkzeug.exceptions</span> <span class="k">import</span> <span class="n">HTTPException</span>
    61. 

  61. 

  62. <span class="kn">from</span> <span class="nn">.globals</span> <span class="k">import</span> <span class="n">_request_ctx_stack</span><span class="p">,</span> <span class="n">_app_ctx_stack</span>
    63. 

  63. <span class="kn">from</span> <span class="nn">.signals</span> <span class="k">import</span> <span class="n">appcontext_pushed</span><span class="p">,</span> <span class="n">appcontext_popped</span>
    64. 

  64. <span class="kn">from</span> <span class="nn">._compat</span> <span class="k">import</span> <span class="n">BROKEN_PYPY_CTXMGR_EXIT</span><span class="p">,</span> <span class="n">reraise</span>
    65. 

  65. 

  66. 

  67. <span class="c1"># a singleton sentinel value for parameter defaults</span>
    68. 

  68. <span class="n">_sentinel</span> <span class="o">=</span> <span class="nb">object</span><span class="p">()</span>
    69. 

  69. 

  70. 

  71. <span class="k">class</span> <span class="nc">_AppCtxGlobals</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
    72. 

  72.     <span class="sd">&quot;&quot;&quot;A plain object.&quot;&quot;&quot;</span>
    73. 

  73. 

  74.     <span class="k">def</span> <span class="nf">get</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
    75. 

  75.         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__dict__</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="n">default</span><span class="p">)</span>
    76. 

  76. 

  77.     <span class="k">def</span> <span class="nf">pop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="n">_sentinel</span><span class="p">):</span>
    78. 

  78.         <span class="k">if</span> <span class="n">default</span> <span class="ow">is</span> <span class="n">_sentinel</span><span class="p">:</span>
    79. 

  79.             <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__dict__</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">)</span>
    80. 

  80.         <span class="k">else</span><span class="p">:</span>
    81. 

  81.             <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__dict__</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="n">default</span><span class="p">)</span>
    82. 

  82. 

  83.     <span class="k">def</span> <span class="nf">setdefault</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
    84. 

  84.         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__dict__</span><span class="o">.</span><span class="n">setdefault</span><span class="p">(</span><span class="n">name</span><span class="p">,</span> <span class="n">default</span><span class="p">)</span>
    85. 

  85. 

  86.     <span class="k">def</span> <span class="nf">__contains__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">item</span><span class="p">):</span>
    87. 

  87.         <span class="k">return</span> <span class="n">item</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">__dict__</span>
    88. 

  88. 

  89.     <span class="k">def</span> <span class="nf">__iter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    90. 

  90.         <span class="k">return</span> <span class="nb">iter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">__dict__</span><span class="p">)</span>
    91. 

  91. 

  92.     <span class="k">def</span> <span class="nf">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    93. 

  93.         <span class="n">top</span> <span class="o">=</span> <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">top</span>
    94. 

  94.         <span class="k">if</span> <span class="n">top</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
    95. 

  95.             <span class="k">return</span> <span class="s1">&#39;&lt;flask.g of </span><span class="si">%r</span><span class="s1">&gt;&#39;</span> <span class="o">%</span> <span class="n">top</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">name</span>
    96. 

  96.         <span class="k">return</span> <span class="nb">object</span><span class="o">.</span><span class="n">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
    97. 

  97. 

  98. 

  99. <div class="viewcode-block" id="after_this_request"><a class="viewcode-back" href="../../flask/flask.html#flask.app.after_this_request">[docs]</a><span class="k">def</span> <span class="nf">after_this_request</span><span class="p">(</span><span class="n">f</span><span class="p">):</span>
    100. 

  100.     <span class="sd">&quot;&quot;&quot;Executes a function after this request.  This is useful to modify</span>
    101. 

  101. <span class="sd">    response objects.  The function is passed the response object and has</span>
    102. 

  102. <span class="sd">    to return the same or a new one.</span>
    103. 

  103. 

  104. <span class="sd">    Example::</span>
    105. 

  105. 

  106. <span class="sd">        @app.route(&#39;/&#39;)</span>
    107. 

  107. <span class="sd">        def index():</span>
    108. 

  108. <span class="sd">            @after_this_request</span>
    109. 

  109. <span class="sd">            def add_header(response):</span>
    110. 

  110. <span class="sd">                response.headers[&#39;X-Foo&#39;] = &#39;Parachute&#39;</span>
    111. 

  111. <span class="sd">                return response</span>
    112. 

  112. <span class="sd">            return &#39;Hello World!&#39;</span>
    113. 

  113. 

  114. <span class="sd">    This is more useful if a function other than the view function wants to</span>
    115. 

  115. <span class="sd">    modify a response.  For instance think of a decorator that wants to add</span>
    116. 

  116. <span class="sd">    some headers without converting the return value into a response object.</span>
    117. 

  117. 

  118. <span class="sd">    .. versionadded:: 0.9</span>
    119. 

  119. <span class="sd">    &quot;&quot;&quot;</span>
    120. 

  120.     <span class="n">_request_ctx_stack</span><span class="o">.</span><span class="n">top</span><span class="o">.</span><span class="n">_after_request_functions</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">f</span><span class="p">)</span>
    121. 

  121.     <span class="k">return</span> <span class="n">f</span></div>
    122. 

  122. 

  123. 

  124. <div class="viewcode-block" id="copy_current_request_context"><a class="viewcode-back" href="../../flask/flask.html#flask.app.copy_current_request_context">[docs]</a><span class="k">def</span> <span class="nf">copy_current_request_context</span><span class="p">(</span><span class="n">f</span><span class="p">):</span>
    125. 

  125.     <span class="sd">&quot;&quot;&quot;A helper function that decorates a function to retain the current</span>
    126. 

  126. <span class="sd">    request context.  This is useful when working with greenlets.  The moment</span>
    127. 

  127. <span class="sd">    the function is decorated a copy of the request context is created and</span>
    128. 

  128. <span class="sd">    then pushed when the function is called.</span>
    129. 

  129. 

  130. <span class="sd">    Example::</span>
    131. 

  131. 

  132. <span class="sd">        import gevent</span>
    133. 

  133. <span class="sd">        from flask import copy_current_request_context</span>
    134. 

  134. 

  135. <span class="sd">        @app.route(&#39;/&#39;)</span>
    136. 

  136. <span class="sd">        def index():</span>
    137. 

  137. <span class="sd">            @copy_current_request_context</span>
    138. 

  138. <span class="sd">            def do_some_work():</span>
    139. 

  139. <span class="sd">                # do some work here, it can access flask.request like you</span>
    140. 

  140. <span class="sd">                # would otherwise in the view function.</span>
    141. 

  141. <span class="sd">                ...</span>
    142. 

  142. <span class="sd">            gevent.spawn(do_some_work)</span>
    143. 

  143. <span class="sd">            return &#39;Regular response&#39;</span>
    144. 

  144. 

  145. <span class="sd">    .. versionadded:: 0.10</span>
    146. 

  146. <span class="sd">    &quot;&quot;&quot;</span>
    147. 

  147.     <span class="n">top</span> <span class="o">=</span> <span class="n">_request_ctx_stack</span><span class="o">.</span><span class="n">top</span>
    148. 

  148.     <span class="k">if</span> <span class="n">top</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
    149. 

  149.         <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="s1">&#39;This decorator can only be used at local scopes &#39;</span>
    150. 

  150.             <span class="s1">&#39;when a request context is on the stack.  For instance within &#39;</span>
    151. 

  151.             <span class="s1">&#39;view functions.&#39;</span><span class="p">)</span>
    152. 

  152.     <span class="n">reqctx</span> <span class="o">=</span> <span class="n">top</span><span class="o">.</span><span class="n">copy</span><span class="p">()</span>
    153. 

  153.     <span class="k">def</span> <span class="nf">wrapper</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span>
    154. 

  154.         <span class="k">with</span> <span class="n">reqctx</span><span class="p">:</span>
    155. 

  155.             <span class="k">return</span> <span class="n">f</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span>
    156. 

  156.     <span class="k">return</span> <span class="n">update_wrapper</span><span class="p">(</span><span class="n">wrapper</span><span class="p">,</span> <span class="n">f</span><span class="p">)</span></div>
    157. 

  157. 

  158. 

  159. <div class="viewcode-block" id="has_request_context"><a class="viewcode-back" href="../../flask/flask.html#flask.app.has_request_context">[docs]</a><span class="k">def</span> <span class="nf">has_request_context</span><span class="p">():</span>
    160. 

  160.     <span class="sd">&quot;&quot;&quot;If you have code that wants to test if a request context is there or</span>
    161. 

  161. <span class="sd">    not this function can be used.  For instance, you may want to take advantage</span>
    162. 

  162. <span class="sd">    of request information if the request object is available, but fail</span>
    163. 

  163. <span class="sd">    silently if it is unavailable.</span>
    164. 

  164. 

  165. <span class="sd">    ::</span>
    166. 

  166. 

  167. <span class="sd">        class User(db.Model):</span>
    168. 

  168. 

  169. <span class="sd">            def __init__(self, username, remote_addr=None):</span>
    170. 

  170. <span class="sd">                self.username = username</span>
    171. 

  171. <span class="sd">                if remote_addr is None and has_request_context():</span>
    172. 

  172. <span class="sd">                    remote_addr = request.remote_addr</span>
    173. 

  173. <span class="sd">                self.remote_addr = remote_addr</span>
    174. 

  174. 

  175. <span class="sd">    Alternatively you can also just test any of the context bound objects</span>
    176. 

  176. <span class="sd">    (such as :class:`request` or :class:`g` for truthness)::</span>
    177. 

  177. 

  178. <span class="sd">        class User(db.Model):</span>
    179. 

  179. 

  180. <span class="sd">            def __init__(self, username, remote_addr=None):</span>
    181. 

  181. <span class="sd">                self.username = username</span>
    182. 

  182. <span class="sd">                if remote_addr is None and request:</span>
    183. 

  183. <span class="sd">                    remote_addr = request.remote_addr</span>
    184. 

  184. <span class="sd">                self.remote_addr = remote_addr</span>
    185. 

  185. 

  186. <span class="sd">    .. versionadded:: 0.7</span>
    187. 

  187. <span class="sd">    &quot;&quot;&quot;</span>
    188. 

  188.     <span class="k">return</span> <span class="n">_request_ctx_stack</span><span class="o">.</span><span class="n">top</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span></div>
    189. 

  189. 

  190. 

  191. <div class="viewcode-block" id="has_app_context"><a class="viewcode-back" href="../../flask/flask.html#flask.app.has_app_context">[docs]</a><span class="k">def</span> <span class="nf">has_app_context</span><span class="p">():</span>
    192. 

  192.     <span class="sd">&quot;&quot;&quot;Works like :func:`has_request_context` but for the application</span>
    193. 

  193. <span class="sd">    context.  You can also just do a boolean check on the</span>
    194. 

  194. <span class="sd">    :data:`current_app` object instead.</span>
    195. 

  195. 

  196. <span class="sd">    .. versionadded:: 0.9</span>
    197. 

  197. <span class="sd">    &quot;&quot;&quot;</span>
    198. 

  198.     <span class="k">return</span> <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">top</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span></div>
    199. 

  199. 

  200. 

  201. <div class="viewcode-block" id="AppContext"><a class="viewcode-back" href="../../flask/flask.html#flask.app.AppContext">[docs]</a><span class="k">class</span> <span class="nc">AppContext</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
    202. 

  202.     <span class="sd">&quot;&quot;&quot;The application context binds an application object implicitly</span>
    203. 

  203. <span class="sd">    to the current thread or greenlet, similar to how the</span>
    204. 

  204. <span class="sd">    :class:`RequestContext` binds request information.  The application</span>
    205. 

  205. <span class="sd">    context is also implicitly created if a request context is created</span>
    206. 

  206. <span class="sd">    but the application is not on top of the individual application</span>
    207. 

  207. <span class="sd">    context.</span>
    208. 

  208. <span class="sd">    &quot;&quot;&quot;</span>
    209. 

  209. 

  210.     <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">app</span><span class="p">):</span>
    211. 

  211.         <span class="bp">self</span><span class="o">.</span><span class="n">app</span> <span class="o">=</span> <span class="n">app</span>
    212. 

  212.         <span class="bp">self</span><span class="o">.</span><span class="n">url_adapter</span> <span class="o">=</span> <span class="n">app</span><span class="o">.</span><span class="n">create_url_adapter</span><span class="p">(</span><span class="kc">None</span><span class="p">)</span>
    213. 

  213.         <span class="bp">self</span><span class="o">.</span><span class="n">g</span> <span class="o">=</span> <span class="n">app</span><span class="o">.</span><span class="n">app_ctx_globals_class</span><span class="p">()</span>
    214. 

  214. 

  215.         <span class="c1"># Like request context, app contexts can be pushed multiple times</span>
    216. 

  216.         <span class="c1"># but there a basic &quot;refcount&quot; is enough to track them.</span>
    217. 

  217.         <span class="bp">self</span><span class="o">.</span><span class="n">_refcnt</span> <span class="o">=</span> <span class="mi">0</span>
    218. 

  218. 

  219. <div class="viewcode-block" id="AppContext.push"><a class="viewcode-back" href="../../flask/flask.html#flask.app.AppContext.push">[docs]</a>    <span class="k">def</span> <span class="nf">push</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    220. 

  220.         <span class="sd">&quot;&quot;&quot;Binds the app context to the current context.&quot;&quot;&quot;</span>
    221. 

  221.         <span class="bp">self</span><span class="o">.</span><span class="n">_refcnt</span> <span class="o">+=</span> <span class="mi">1</span>
    222. 

  222.         <span class="k">if</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">sys</span><span class="p">,</span> <span class="s1">&#39;exc_clear&#39;</span><span class="p">):</span>
    223. 

  223.             <span class="n">sys</span><span class="o">.</span><span class="n">exc_clear</span><span class="p">()</span>
    224. 

  224.         <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">push</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
    225. 

  225.         <span class="n">appcontext_pushed</span><span class="o">.</span><span class="n">send</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="p">)</span></div>
    226. 

  226. 

  227. <div class="viewcode-block" id="AppContext.pop"><a class="viewcode-back" href="../../flask/flask.html#flask.app.AppContext.pop">[docs]</a>    <span class="k">def</span> <span class="nf">pop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">exc</span><span class="o">=</span><span class="n">_sentinel</span><span class="p">):</span>
    228. 

  228.         <span class="sd">&quot;&quot;&quot;Pops the app context.&quot;&quot;&quot;</span>
    229. 

  229.         <span class="k">try</span><span class="p">:</span>
    230. 

  230.             <span class="bp">self</span><span class="o">.</span><span class="n">_refcnt</span> <span class="o">-=</span> <span class="mi">1</span>
    231. 

  231.             <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_refcnt</span> <span class="o">&lt;=</span> <span class="mi">0</span><span class="p">:</span>
    232. 

  232.                 <span class="k">if</span> <span class="n">exc</span> <span class="ow">is</span> <span class="n">_sentinel</span><span class="p">:</span>
    233. 

  233.                     <span class="n">exc</span> <span class="o">=</span> <span class="n">sys</span><span class="o">.</span><span class="n">exc_info</span><span class="p">()[</span><span class="mi">1</span><span class="p">]</span>
    234. 

  234.                 <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">do_teardown_appcontext</span><span class="p">(</span><span class="n">exc</span><span class="p">)</span>
    235. 

  235.         <span class="k">finally</span><span class="p">:</span>
    236. 

  236.             <span class="n">rv</span> <span class="o">=</span> <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
    237. 

  237.         <span class="k">assert</span> <span class="n">rv</span> <span class="ow">is</span> <span class="bp">self</span><span class="p">,</span> <span class="s1">&#39;Popped wrong app context.  (</span><span class="si">%r</span><span class="s1"> instead of </span><span class="si">%r</span><span class="s1">)&#39;</span> \
    238. 

  238.             <span class="o">%</span> <span class="p">(</span><span class="n">rv</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span>
    239. 

  239.         <span class="n">appcontext_popped</span><span class="o">.</span><span class="n">send</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="p">)</span></div>
    240. 

  240. 

  241.     <span class="k">def</span> <span class="nf">__enter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    242. 

  242.         <span class="bp">self</span><span class="o">.</span><span class="n">push</span><span class="p">()</span>
    243. 

  243.         <span class="k">return</span> <span class="bp">self</span>
    244. 

  244. 

  245.     <span class="k">def</span> <span class="nf">__exit__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">exc_type</span><span class="p">,</span> <span class="n">exc_value</span><span class="p">,</span> <span class="n">tb</span><span class="p">):</span>
    246. 

  246.         <span class="bp">self</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exc_value</span><span class="p">)</span>
    247. 

  247. 

  248.         <span class="k">if</span> <span class="n">BROKEN_PYPY_CTXMGR_EXIT</span> <span class="ow">and</span> <span class="n">exc_type</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
    249. 

  249.             <span class="n">reraise</span><span class="p">(</span><span class="n">exc_type</span><span class="p">,</span> <span class="n">exc_value</span><span class="p">,</span> <span class="n">tb</span><span class="p">)</span></div>
    250. 

  250. 

  251. 

  252. <div class="viewcode-block" id="RequestContext"><a class="viewcode-back" href="../../flask/flask.html#flask.app.RequestContext">[docs]</a><span class="k">class</span> <span class="nc">RequestContext</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
    253. 

  253.     <span class="sd">&quot;&quot;&quot;The request context contains all request relevant information.  It is</span>
    254. 

  254. <span class="sd">    created at the beginning of the request and pushed to the</span>
    255. 

  255. <span class="sd">    `_request_ctx_stack` and removed at the end of it.  It will create the</span>
    256. 

  256. <span class="sd">    URL adapter and request object for the WSGI environment provided.</span>
    257. 

  257. 

  258. <span class="sd">    Do not attempt to use this class directly, instead use</span>
    259. 

  259. <span class="sd">    :meth:`~flask.Flask.test_request_context` and</span>
    260. 

  260. <span class="sd">    :meth:`~flask.Flask.request_context` to create this object.</span>
    261. 

  261. 

  262. <span class="sd">    When the request context is popped, it will evaluate all the</span>
    263. 

  263. <span class="sd">    functions registered on the application for teardown execution</span>
    264. 

  264. <span class="sd">    (:meth:`~flask.Flask.teardown_request`).</span>
    265. 

  265. 

  266. <span class="sd">    The request context is automatically popped at the end of the request</span>
    267. 

  267. <span class="sd">    for you.  In debug mode the request context is kept around if</span>
    268. 

  268. <span class="sd">    exceptions happen so that interactive debuggers have a chance to</span>
    269. 

  269. <span class="sd">    introspect the data.  With 0.4 this can also be forced for requests</span>
    270. 

  270. <span class="sd">    that did not fail and outside of ``DEBUG`` mode.  By setting</span>
    271. 

  271. <span class="sd">    ``&#39;flask._preserve_context&#39;`` to ``True`` on the WSGI environment the</span>
    272. 

  272. <span class="sd">    context will not pop itself at the end of the request.  This is used by</span>
    273. 

  273. <span class="sd">    the :meth:`~flask.Flask.test_client` for example to implement the</span>
    274. 

  274. <span class="sd">    deferred cleanup functionality.</span>
    275. 

  275. 

  276. <span class="sd">    You might find this helpful for unittests where you need the</span>
    277. 

  277. <span class="sd">    information from the context local around for a little longer.  Make</span>
    278. 

  278. <span class="sd">    sure to properly :meth:`~werkzeug.LocalStack.pop` the stack yourself in</span>
    279. 

  279. <span class="sd">    that situation, otherwise your unittests will leak memory.</span>
    280. 

  280. <span class="sd">    &quot;&quot;&quot;</span>
    281. 

  281. 

  282.     <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">app</span><span class="p">,</span> <span class="n">environ</span><span class="p">,</span> <span class="n">request</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
    283. 

  283.         <span class="bp">self</span><span class="o">.</span><span class="n">app</span> <span class="o">=</span> <span class="n">app</span>
    284. 

  284.         <span class="k">if</span> <span class="n">request</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
    285. 

  285.             <span class="n">request</span> <span class="o">=</span> <span class="n">app</span><span class="o">.</span><span class="n">request_class</span><span class="p">(</span><span class="n">environ</span><span class="p">)</span>
    286. 

  286.         <span class="bp">self</span><span class="o">.</span><span class="n">request</span> <span class="o">=</span> <span class="n">request</span>
    287. 

  287.         <span class="bp">self</span><span class="o">.</span><span class="n">url_adapter</span> <span class="o">=</span> <span class="n">app</span><span class="o">.</span><span class="n">create_url_adapter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="p">)</span>
    288. 

  288.         <span class="bp">self</span><span class="o">.</span><span class="n">flashes</span> <span class="o">=</span> <span class="kc">None</span>
    289. 

  289.         <span class="bp">self</span><span class="o">.</span><span class="n">session</span> <span class="o">=</span> <span class="kc">None</span>
    290. 

  290. 

  291.         <span class="c1"># Request contexts can be pushed multiple times and interleaved with</span>
    292. 

  292.         <span class="c1"># other request contexts.  Now only if the last level is popped we</span>
    293. 

  293.         <span class="c1"># get rid of them.  Additionally if an application context is missing</span>
    294. 

  294.         <span class="c1"># one is created implicitly so for each level we add this information</span>
    295. 

  295.         <span class="bp">self</span><span class="o">.</span><span class="n">_implicit_app_ctx_stack</span> <span class="o">=</span> <span class="p">[]</span>
    296. 

  296. 

  297.         <span class="c1"># indicator if the context was preserved.  Next time another context</span>
    298. 

  298.         <span class="c1"># is pushed the preserved context is popped.</span>
    299. 

  299.         <span class="bp">self</span><span class="o">.</span><span class="n">preserved</span> <span class="o">=</span> <span class="kc">False</span>
    300. 

  300. 

  301.         <span class="c1"># remembers the exception for pop if there is one in case the context</span>
    302. 

  302.         <span class="c1"># preservation kicks in.</span>
    303. 

  303.         <span class="bp">self</span><span class="o">.</span><span class="n">_preserved_exc</span> <span class="o">=</span> <span class="kc">None</span>
    304. 

  304. 

  305.         <span class="c1"># Functions that should be executed after the request on the response</span>
    306. 

  306.         <span class="c1"># object.  These will be called before the regular &quot;after_request&quot;</span>
    307. 

  307.         <span class="c1"># functions.</span>
    308. 

  308.         <span class="bp">self</span><span class="o">.</span><span class="n">_after_request_functions</span> <span class="o">=</span> <span class="p">[]</span>
    309. 

  309. 

  310.         <span class="bp">self</span><span class="o">.</span><span class="n">match_request</span><span class="p">()</span>
    311. 

  311. 

  312.     <span class="k">def</span> <span class="nf">_get_g</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    313. 

  313.         <span class="k">return</span> <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">top</span><span class="o">.</span><span class="n">g</span>
    314. 

  314.     <span class="k">def</span> <span class="nf">_set_g</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span>
    315. 

  315.         <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">top</span><span class="o">.</span><span class="n">g</span> <span class="o">=</span> <span class="n">value</span>
    316. 

  316.     <span class="n">g</span> <span class="o">=</span> <span class="nb">property</span><span class="p">(</span><span class="n">_get_g</span><span class="p">,</span> <span class="n">_set_g</span><span class="p">)</span>
    317. 

  317.     <span class="k">del</span> <span class="n">_get_g</span><span class="p">,</span> <span class="n">_set_g</span>
    318. 

  318. 

  319. <div class="viewcode-block" id="RequestContext.copy"><a class="viewcode-back" href="../../flask/flask.html#flask.app.RequestContext.copy">[docs]</a>    <span class="k">def</span> <span class="nf">copy</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    320. 

  320.         <span class="sd">&quot;&quot;&quot;Creates a copy of this request context with the same request object.</span>
    321. 

  321. <span class="sd">        This can be used to move a request context to a different greenlet.</span>
    322. 

  322. <span class="sd">        Because the actual request object is the same this cannot be used to</span>
    323. 

  323. <span class="sd">        move a request context to a different thread unless access to the</span>
    324. 

  324. <span class="sd">        request object is locked.</span>
    325. 

  325. 

  326. <span class="sd">        .. versionadded:: 0.10</span>
    327. 

  327. <span class="sd">        &quot;&quot;&quot;</span>
    328. 

  328.         <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="p">,</span>
    329. 

  329.             <span class="n">environ</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">environ</span><span class="p">,</span>
    330. 

  330.             <span class="n">request</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">request</span>
    331. 

  331.         <span class="p">)</span></div>
    332. 

  332. 

  333. <div class="viewcode-block" id="RequestContext.match_request"><a class="viewcode-back" href="../../flask/flask.html#flask.app.RequestContext.match_request">[docs]</a>    <span class="k">def</span> <span class="nf">match_request</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    334. 

  334.         <span class="sd">&quot;&quot;&quot;Can be overridden by a subclass to hook into the matching</span>
    335. 

  335. <span class="sd">        of the request.</span>
    336. 

  336. <span class="sd">        &quot;&quot;&quot;</span>
    337. 

  337.         <span class="k">try</span><span class="p">:</span>
    338. 

  338.             <span class="n">url_rule</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">view_args</span> <span class="o">=</span> \
    339. 

  339.                 <span class="bp">self</span><span class="o">.</span><span class="n">url_adapter</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">return_rule</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
    340. 

  340.             <span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">url_rule</span> <span class="o">=</span> <span class="n">url_rule</span>
    341. 

  341.         <span class="k">except</span> <span class="n">HTTPException</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
    342. 

  342.             <span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">routing_exception</span> <span class="o">=</span> <span class="n">e</span></div>
    343. 

  343. 

  344. <div class="viewcode-block" id="RequestContext.push"><a class="viewcode-back" href="../../flask/flask.html#flask.app.RequestContext.push">[docs]</a>    <span class="k">def</span> <span class="nf">push</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    345. 

  345.         <span class="sd">&quot;&quot;&quot;Binds the request context to the current context.&quot;&quot;&quot;</span>
    346. 

  346.         <span class="c1"># If an exception occurs in debug mode or if context preservation is</span>
    347. 

  347.         <span class="c1"># activated under exception situations exactly one context stays</span>
    348. 

  348.         <span class="c1"># on the stack.  The rationale is that you want to access that</span>
    349. 

  349.         <span class="c1"># information under debug situations.  However if someone forgets to</span>
    350. 

  350.         <span class="c1"># pop that context again we want to make sure that on the next push</span>
    351. 

  351.         <span class="c1"># it&#39;s invalidated, otherwise we run at risk that something leaks</span>
    352. 

  352.         <span class="c1"># memory.  This is usually only a problem in test suite since this</span>
    353. 

  353.         <span class="c1"># functionality is not active in production environments.</span>
    354. 

  354.         <span class="n">top</span> <span class="o">=</span> <span class="n">_request_ctx_stack</span><span class="o">.</span><span class="n">top</span>
    355. 

  355.         <span class="k">if</span> <span class="n">top</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span> <span class="n">top</span><span class="o">.</span><span class="n">preserved</span><span class="p">:</span>
    356. 

  356.             <span class="n">top</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">top</span><span class="o">.</span><span class="n">_preserved_exc</span><span class="p">)</span>
    357. 

  357. 

  358.         <span class="c1"># Before we push the request context we have to ensure that there</span>
    359. 

  359.         <span class="c1"># is an application context.</span>
    360. 

  360.         <span class="n">app_ctx</span> <span class="o">=</span> <span class="n">_app_ctx_stack</span><span class="o">.</span><span class="n">top</span>
    361. 

  361.         <span class="k">if</span> <span class="n">app_ctx</span> <span class="ow">is</span> <span class="kc">None</span> <span class="ow">or</span> <span class="n">app_ctx</span><span class="o">.</span><span class="n">app</span> <span class="o">!=</span> <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="p">:</span>
    362. 

  362.             <span class="n">app_ctx</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">app_context</span><span class="p">()</span>
    363. 

  363.             <span class="n">app_ctx</span><span class="o">.</span><span class="n">push</span><span class="p">()</span>
    364. 

  364.             <span class="bp">self</span><span class="o">.</span><span class="n">_implicit_app_ctx_stack</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">app_ctx</span><span class="p">)</span>
    365. 

  365.         <span class="k">else</span><span class="p">:</span>
    366. 

  366.             <span class="bp">self</span><span class="o">.</span><span class="n">_implicit_app_ctx_stack</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="kc">None</span><span class="p">)</span>
    367. 

  367. 

  368.         <span class="k">if</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">sys</span><span class="p">,</span> <span class="s1">&#39;exc_clear&#39;</span><span class="p">):</span>
    369. 

  369.             <span class="n">sys</span><span class="o">.</span><span class="n">exc_clear</span><span class="p">()</span>
    370. 

  370. 

  371.         <span class="n">_request_ctx_stack</span><span class="o">.</span><span class="n">push</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
    372. 

  372. 

  373.         <span class="c1"># Open the session at the moment that the request context is</span>
    374. 

  374.         <span class="c1"># available. This allows a custom open_session method to use the</span>
    375. 

  375.         <span class="c1"># request context (e.g. code that access database information</span>
    376. 

  376.         <span class="c1"># stored on `g` instead of the appcontext).</span>
    377. 

  377.         <span class="bp">self</span><span class="o">.</span><span class="n">session</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">open_session</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="p">)</span>
    378. 

  378.         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">session</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
    379. 

  379.             <span class="bp">self</span><span class="o">.</span><span class="n">session</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">make_null_session</span><span class="p">()</span></div>
    380. 

  380. 

  381. <div class="viewcode-block" id="RequestContext.pop"><a class="viewcode-back" href="../../flask/flask.html#flask.app.RequestContext.pop">[docs]</a>    <span class="k">def</span> <span class="nf">pop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">exc</span><span class="o">=</span><span class="n">_sentinel</span><span class="p">):</span>
    382. 

  382.         <span class="sd">&quot;&quot;&quot;Pops the request context and unbinds it by doing that.  This will</span>
    383. 

  383. <span class="sd">        also trigger the execution of functions registered by the</span>
    384. 

  384. <span class="sd">        :meth:`~flask.Flask.teardown_request` decorator.</span>
    385. 

  385. 

  386. <span class="sd">        .. versionchanged:: 0.9</span>
    387. 

  387. <span class="sd">           Added the `exc` argument.</span>
    388. 

  388. <span class="sd">        &quot;&quot;&quot;</span>
    389. 

  389.         <span class="n">app_ctx</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_implicit_app_ctx_stack</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
    390. 

  390. 

  391.         <span class="k">try</span><span class="p">:</span>
    392. 

  392.             <span class="n">clear_request</span> <span class="o">=</span> <span class="kc">False</span>
    393. 

  393.             <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_implicit_app_ctx_stack</span><span class="p">:</span>
    394. 

  394.                 <span class="bp">self</span><span class="o">.</span><span class="n">preserved</span> <span class="o">=</span> <span class="kc">False</span>
    395. 

  395.                 <span class="bp">self</span><span class="o">.</span><span class="n">_preserved_exc</span> <span class="o">=</span> <span class="kc">None</span>
    396. 

  396.                 <span class="k">if</span> <span class="n">exc</span> <span class="ow">is</span> <span class="n">_sentinel</span><span class="p">:</span>
    397. 

  397.                     <span class="n">exc</span> <span class="o">=</span> <span class="n">sys</span><span class="o">.</span><span class="n">exc_info</span><span class="p">()[</span><span class="mi">1</span><span class="p">]</span>
    398. 

  398.                 <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">do_teardown_request</span><span class="p">(</span><span class="n">exc</span><span class="p">)</span>
    399. 

  399. 

  400.                 <span class="c1"># If this interpreter supports clearing the exception information</span>
    401. 

  401.                 <span class="c1"># we do that now.  This will only go into effect on Python 2.x,</span>
    402. 

  402.                 <span class="c1"># on 3.x it disappears automatically at the end of the exception</span>
    403. 

  403.                 <span class="c1"># stack.</span>
    404. 

  404.                 <span class="k">if</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">sys</span><span class="p">,</span> <span class="s1">&#39;exc_clear&#39;</span><span class="p">):</span>
    405. 

  405.                     <span class="n">sys</span><span class="o">.</span><span class="n">exc_clear</span><span class="p">()</span>
    406. 

  406. 

  407.                 <span class="n">request_close</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="p">,</span> <span class="s1">&#39;close&#39;</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
    408. 

  408.                 <span class="k">if</span> <span class="n">request_close</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
    409. 

  409.                     <span class="n">request_close</span><span class="p">()</span>
    410. 

  410.                 <span class="n">clear_request</span> <span class="o">=</span> <span class="kc">True</span>
    411. 

  411.         <span class="k">finally</span><span class="p">:</span>
    412. 

  412.             <span class="n">rv</span> <span class="o">=</span> <span class="n">_request_ctx_stack</span><span class="o">.</span><span class="n">pop</span><span class="p">()</span>
    413. 

  413. 

  414.             <span class="c1"># get rid of circular dependencies at the end of the request</span>
    415. 

  415.             <span class="c1"># so that we don&#39;t require the GC to be active.</span>
    416. 

  416.             <span class="k">if</span> <span class="n">clear_request</span><span class="p">:</span>
    417. 

  417.                 <span class="n">rv</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">environ</span><span class="p">[</span><span class="s1">&#39;werkzeug.request&#39;</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>
    418. 

  418. 

  419.             <span class="c1"># Get rid of the app as well if necessary.</span>
    420. 

  420.             <span class="k">if</span> <span class="n">app_ctx</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
    421. 

  421.                 <span class="n">app_ctx</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exc</span><span class="p">)</span>
    422. 

  422. 

  423.             <span class="k">assert</span> <span class="n">rv</span> <span class="ow">is</span> <span class="bp">self</span><span class="p">,</span> <span class="s1">&#39;Popped wrong request context.  &#39;</span> \
    424. 

  424.                 <span class="s1">&#39;(</span><span class="si">%r</span><span class="s1"> instead of </span><span class="si">%r</span><span class="s1">)&#39;</span> <span class="o">%</span> <span class="p">(</span><span class="n">rv</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span></div>
    425. 

  425. 

  426. <div class="viewcode-block" id="RequestContext.auto_pop"><a class="viewcode-back" href="../../flask/flask.html#flask.app.RequestContext.auto_pop">[docs]</a>    <span class="k">def</span> <span class="nf">auto_pop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">exc</span><span class="p">):</span>
    427. 

  427.         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">environ</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">&#39;flask._preserve_context&#39;</span><span class="p">)</span> <span class="ow">or</span> \
    428. 

  428.            <span class="p">(</span><span class="n">exc</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">preserve_context_on_exception</span><span class="p">):</span>
    429. 

  429.             <span class="bp">self</span><span class="o">.</span><span class="n">preserved</span> <span class="o">=</span> <span class="kc">True</span>
    430. 

  430.             <span class="bp">self</span><span class="o">.</span><span class="n">_preserved_exc</span> <span class="o">=</span> <span class="n">exc</span>
    431. 

  431.         <span class="k">else</span><span class="p">:</span>
    432. 

  432.             <span class="bp">self</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="n">exc</span><span class="p">)</span></div>
    433. 

  433. 

  434.     <span class="k">def</span> <span class="nf">__enter__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    435. 

  435.         <span class="bp">self</span><span class="o">.</span><span class="n">push</span><span class="p">()</span>
    436. 

  436.         <span class="k">return</span> <span class="bp">self</span>
    437. 

  437. 

  438.     <span class="k">def</span> <span class="nf">__exit__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">exc_type</span><span class="p">,</span> <span class="n">exc_value</span><span class="p">,</span> <span class="n">tb</span><span class="p">):</span>
    439. 

  439.         <span class="c1"># do not pop the request stack if we are in debug mode and an</span>
    440. 

  440.         <span class="c1"># exception happened.  This will allow the debugger to still</span>
    441. 

  441.         <span class="c1"># access the request object in the interactive shell.  Furthermore</span>
    442. 

  442.         <span class="c1"># the context can be force kept alive for the test client.</span>
    443. 

  443.         <span class="c1"># See flask.testing for how this works.</span>
    444. 

  444.         <span class="bp">self</span><span class="o">.</span><span class="n">auto_pop</span><span class="p">(</span><span class="n">exc_value</span><span class="p">)</span>
    445. 

  445. 

  446.         <span class="k">if</span> <span class="n">BROKEN_PYPY_CTXMGR_EXIT</span> <span class="ow">and</span> <span class="n">exc_type</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
    447. 

  447.             <span class="n">reraise</span><span class="p">(</span><span class="n">exc_type</span><span class="p">,</span> <span class="n">exc_value</span><span class="p">,</span> <span class="n">tb</span><span class="p">)</span>
    448. 

  448. 

  449.     <span class="k">def</span> <span class="nf">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
    450. 

  450.         <span class="k">return</span> <span class="s1">&#39;&lt;</span><span class="si">%s</span><span class="s1"> </span><span class="se">\&#39;</span><span class="si">%s</span><span class="se">\&#39;</span><span class="s1"> [</span><span class="si">%s</span><span class="s1">] of </span><span class="si">%s</span><span class="s1">&gt;&#39;</span> <span class="o">%</span> <span class="p">(</span>
    451. 

  451.             <span class="bp">self</span><span class="o">.</span><span class="n">__class__</span><span class="o">.</span><span class="n">__name__</span><span class="p">,</span>
    452. 

  452.             <span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">url</span><span class="p">,</span>
    453. 

  453.             <span class="bp">self</span><span class="o">.</span><span class="n">request</span><span class="o">.</span><span class="n">method</span><span class="p">,</span>
    454. 

  454.             <span class="bp">self</span><span class="o">.</span><span class="n">app</span><span class="o">.</span><span class="n">name</span><span class="p">,</span>
    455. 

  455.         <span class="p">)</span></div>
    456. 

  456. </pre></div>
    457. 

  457. 

  458.           </div>
    459. 

  459.         </div>
    460. 

  460.       </div>
    461. 

  461.       <div class="sphinxsidebar" role="navigation" aria-label="main navigation">
    462. 

  462.         <div class="sphinxsidebarwrapper"><div class="relations">
    463. 

  463. <h3>Related Topics</h3>
    464. 

  464. <ul>
    465. 

  465.   <li><a href="../../index.html">Documentation overview</a><ul>
    466. 

  466.   <li><a href="../index.html">Module code</a><ul>
    467. 

  467.   </ul></li>
    468. 

  468.   </ul></li>
    469. 

  469. </ul>
    470. 

  470. </div>
    471. 

  471. <div id="searchbox" style="display: none" role="search">
    472. 

  472.   <h3>Quick search</h3>
    473. 

  473.     <form class="search" action="../../search.html" method="get">
    474. 

  474.       <div><input type="text" name="q" /></div>
    475. 

  475.       <div><input type="submit" value="Go" /></div>
    476. 

  476.       <input type="hidden" name="check_keywords" value="yes" />
    477. 

  477.       <input type="hidden" name="area" value="default" />
    478. 

  478.     </form>
    479. 

  479. </div>
    480. 

  480. <script type="text/javascript">$('#searchbox').show(0);</script>
    481. 

  481.         </div>
    482. 

  482.       </div>
    483. 

  483.       <div class="clearer"></div>
    484. 

  484.     </div>
    485. 

  485.     <div class="footer">
    486. 

  486.       &copy;2016, Author.
    487. 

  487.       
    488. 

  488.       |
    489. 

  489.       Powered by <a href="http://sphinx-doc.org/">Sphinx 1.4.8</a>
    490. 

  490.       &amp; <a href="https://github.com/bitprophet/alabaster">Alabaster 0.7.9</a>
    491. 

  491.       
    492. 

  492.     </div>
    493. 

  493. 

  494.     
    495. 

  495. 

  496.     
    497. 

  497.   </body>
    498. 

  498. </html>
    499.