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<h1>Source code for jsonrpc.proxy</h1><div class="highlight"><pre>
<span class="c"># $Id: proxy.py,v 1.20 2011/05/26 20:19:17 edwlan Exp $</span>
<span class="kn">import</span> <span class="nn">copy</span>
<span class="kn">import</span> <span class="nn">urllib</span>
<span class="kn">import</span> <span class="nn">urlparse</span>
<span class="kn">import</span> <span class="nn">itertools</span>
<span class="kn">import</span> <span class="nn">traceback</span>
<span class="kn">import</span> <span class="nn">random</span>
<span class="kn">import</span> <span class="nn">time</span>
<span class="kn">import</span> <span class="nn">UserDict</span><span class="o">,</span> <span class="nn">collections</span>
<span class="n">collections</span><span class="o">.</span><span class="n">Mapping</span><span class="o">.</span><span class="n">register</span><span class="p">(</span><span class="n">UserDict</span><span class="o">.</span><span class="n">DictMixin</span><span class="p">)</span>
<span class="kn">from</span> <span class="nn">hashlib</span> <span class="kn">import</span> <span class="n">sha1</span>
<span class="kn">import</span> <span class="nn">jsonrpc.jsonutil</span>
<span class="n">__all__</span> <span class="o">=</span> <span class="p">[</span><span class="s">'JSONRPCProxy'</span><span class="p">,</span> <span class="s">'ProxyEvents'</span><span class="p">]</span>
<span class="k">class</span> <span class="nc">NewStyleBaseException</span><span class="p">(</span><span class="ne">Exception</span><span class="p">):</span>
<span class="k">def</span> <span class="nf">_get_message</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_message</span>
<span class="k">def</span> <span class="nf">_set_message</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">message</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_message</span> <span class="o">=</span> <span class="n">message</span>
<span class="n">message</span> <span class="o">=</span> <span class="nb">property</span><span class="p">(</span><span class="n">_get_message</span><span class="p">,</span> <span class="n">_set_message</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">JSONRPCException</span><span class="p">(</span><span class="n">NewStyleBaseException</span><span class="p">):</span>
<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">rpcError</span><span class="p">):</span>
<span class="ne">Exception</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">rpcError</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'message'</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">data</span> <span class="o">=</span> <span class="n">rpcError</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'data'</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">message</span> <span class="o">=</span> <span class="n">rpcError</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'message'</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">code</span> <span class="o">=</span> <span class="n">rpcError</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'code'</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">IDGen</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
<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="bp">self</span><span class="o">.</span><span class="n">_hasher</span> <span class="o">=</span> <span class="n">sha1</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_id</span> <span class="o">=</span> <span class="mi">0</span>
<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="o">*</span><span class="n">_</span><span class="p">,</span> <span class="o">**</span><span class="n">__</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_id</span> <span class="o">+=</span> <span class="mi">1</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_hasher</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_id</span><span class="p">))</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_hasher</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">ctime</span><span class="p">())</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_hasher</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="nb">str</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">random</span><span class="p">))</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_hasher</span><span class="o">.</span><span class="n">hexdigest</span><span class="p">()</span>
<div class="viewcode-block" id="ProxyEvents"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.ProxyEvents">[docs]</a><span class="k">class</span> <span class="nc">ProxyEvents</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
<span class="sd">'''An event handler for JSONRPCProxy'''</span>
<span class="c">#: an instance of a class which defines a __get__ method, used to generate a request id</span>
<span class="n">IDGen</span> <span class="o">=</span> <span class="n">IDGen</span><span class="p">()</span>
<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">proxy</span><span class="p">):</span>
<span class="sd">'''Allow a subclass to do its own initialization, gets any arguments leftover from __init__'''</span>
<span class="bp">self</span><span class="o">.</span><span class="n">proxy</span> <span class="o">=</span> <span class="n">proxy</span>
<div class="viewcode-block" id="ProxyEvents.get_postdata"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.ProxyEvents.get_postdata">[docs]</a> <span class="k">def</span> <span class="nf">get_postdata</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">args</span><span class="p">,</span> <span class="n">kwargs</span><span class="p">):</span>
<span class="sd">'''allow a subclass to modify the method's arguments</span>
<span class="sd"> e.g. if an authentication token is necessary, the subclass can automatically insert it into every call'''</span>
<span class="k">return</span> <span class="n">args</span><span class="p">,</span> <span class="n">kwargs</span>
</div>
<div class="viewcode-block" id="ProxyEvents.proc_response"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.ProxyEvents.proc_response">[docs]</a> <span class="k">def</span> <span class="nf">proc_response</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">data</span><span class="p">):</span>
<span class="sd">'''allow a subclass to access the response data before it is returned to the user'''</span>
<span class="k">return</span> <span class="n">data</span>
</div></div>
<span class="n">inst</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">x</span><span class="p">:</span><span class="n">x</span><span class="p">()</span>
<div class="viewcode-block" id="JSONRPCProxy"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.JSONRPCProxy">[docs]</a><span class="k">class</span> <span class="nc">JSONRPCProxy</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
<span class="sd">'''A class implementing a JSON-RPC Proxy.</span>
<span class="sd"> :param str host: The HTTP server hosting the JSON-RPC server</span>
<span class="sd"> :param str path: The path where the JSON-RPC server can be found</span>
<span class="sd"> There are two ways of instantiating this class:</span>
<span class="sd"> - JSONRPCProxy.from_url(url) -- give the absolute url to the JSON-RPC server</span>
<span class="sd"> - JSONRPC(host, path) -- break up the url into smaller parts</span>
<span class="sd"> '''</span>
<span class="c">#: Override this attribute to customize proxy behavior</span>
<span class="n">_eventhandler</span> <span class="o">=</span> <span class="n">ProxyEvents</span>
<span class="k">def</span> <span class="nf">customize</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">eventhandler</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_eventhandler</span> <span class="o">=</span> <span class="n">eventhandler</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">_transformURL</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">serviceURL</span><span class="p">,</span> <span class="n">path</span><span class="p">):</span>
<span class="k">if</span> <span class="n">serviceURL</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span> <span class="o">==</span> <span class="s">'/'</span><span class="p">:</span>
<span class="n">serviceURL</span> <span class="o">=</span> <span class="n">serviceURL</span><span class="p">[:</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
<span class="k">if</span> <span class="n">path</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">!=</span> <span class="s">'/'</span><span class="p">:</span>
<span class="n">path</span> <span class="o">=</span> <span class="s">'/</span><span class="si">%s</span><span class="s">'</span><span class="o">%</span><span class="n">path</span>
<span class="k">if</span> <span class="n">path</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span> <span class="o">!=</span> <span class="s">'/'</span> <span class="ow">and</span> <span class="s">'?'</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">path</span><span class="p">:</span>
<span class="n">path</span> <span class="o">=</span> <span class="s">'</span><span class="si">%s</span><span class="s">/'</span><span class="o">%</span><span class="n">path</span>
<span class="k">return</span> <span class="n">serviceURL</span><span class="p">,</span> <span class="n">path</span>
<span class="k">def</span> <span class="nf">_get_postdata</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">args</span><span class="p">,</span> <span class="n">kwargs</span><span class="p">):</span>
<span class="n">args</span><span class="p">,</span><span class="n">kwargs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_eventhandler</span><span class="o">.</span><span class="n">get_postdata</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">kwargs</span><span class="p">)</span>
<span class="k">if</span> <span class="n">kwargs</span><span class="o">.</span><span class="n">has_key</span><span class="p">(</span><span class="s">'__args'</span><span class="p">):</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">,</span> <span class="s">'invalid argument name: __args'</span>
<span class="n">kwargs</span><span class="p">[</span><span class="s">'__args'</span><span class="p">]</span> <span class="o">=</span> <span class="n">args</span> <span class="ow">or</span> <span class="p">()</span>
<span class="n">postdata</span> <span class="o">=</span> <span class="n">jsonrpc</span><span class="o">.</span><span class="n">jsonutil</span><span class="o">.</span><span class="n">encode</span><span class="p">({</span>
<span class="s">"method"</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_serviceName</span><span class="p">,</span>
<span class="s">'params'</span><span class="p">:</span> <span class="n">kwargs</span><span class="p">,</span>
<span class="s">'id'</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">_eventhandler</span><span class="o">.</span><span class="n">IDGen</span><span class="p">,</span>
<span class="s">'jsonrpc'</span><span class="p">:</span> <span class="s">'2.0'</span>
<span class="p">})</span>
<span class="k">return</span> <span class="n">postdata</span>
<span class="c">## Public interface</span>
<span class="nd">@classmethod</span>
<div class="viewcode-block" id="JSONRPCProxy.from_url"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.JSONRPCProxy.from_url">[docs]</a> <span class="k">def</span> <span class="nf">from_url</span><span class="p">(</span><span class="n">cls</span><span class="p">,</span> <span class="n">url</span><span class="p">,</span> <span class="n">ctxid</span><span class="o">=</span><span class="bp">None</span><span class="p">,</span> <span class="n">serviceName</span><span class="o">=</span><span class="bp">None</span><span class="p">):</span>
<span class="sd">'''Create a JSONRPCProxy from a URL'''</span>
<span class="n">urlsp</span> <span class="o">=</span> <span class="n">urlparse</span><span class="o">.</span><span class="n">urlsplit</span><span class="p">(</span><span class="n">url</span><span class="p">)</span>
<span class="n">url</span> <span class="o">=</span> <span class="s">'</span><span class="si">%s</span><span class="s">://</span><span class="si">%s</span><span class="s">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">urlsp</span><span class="o">.</span><span class="n">scheme</span><span class="p">,</span> <span class="n">urlsp</span><span class="o">.</span><span class="n">netloc</span><span class="p">)</span>
<span class="n">path</span> <span class="o">=</span> <span class="n">urlsp</span><span class="o">.</span><span class="n">path</span>
<span class="k">if</span> <span class="n">urlsp</span><span class="o">.</span><span class="n">query</span><span class="p">:</span> <span class="n">path</span> <span class="o">=</span> <span class="s">'</span><span class="si">%s</span><span class="s">?</span><span class="si">%s</span><span class="s">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">path</span><span class="p">,</span> <span class="n">urlsp</span><span class="o">.</span><span class="n">query</span><span class="p">)</span>
<span class="k">if</span> <span class="n">urlsp</span><span class="o">.</span><span class="n">fragment</span><span class="p">:</span> <span class="n">path</span> <span class="o">=</span> <span class="s">'</span><span class="si">%s</span><span class="s">#</span><span class="si">%s</span><span class="s">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">path</span><span class="p">,</span> <span class="n">urlsp</span><span class="o">.</span><span class="n">fragment</span><span class="p">)</span>
<span class="k">return</span> <span class="n">cls</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">path</span><span class="p">,</span> <span class="n">serviceName</span><span class="p">,</span> <span class="n">ctxid</span><span class="p">)</span>
</div>
<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">host</span><span class="p">,</span> <span class="n">path</span><span class="o">=</span><span class="s">'/jsonrpc'</span><span class="p">,</span> <span class="n">serviceName</span><span class="o">=</span><span class="bp">None</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>
<span class="bp">self</span><span class="o">.</span><span class="n">serviceURL</span> <span class="o">=</span> <span class="n">host</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_serviceName</span> <span class="o">=</span> <span class="n">serviceName</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_path</span> <span class="o">=</span> <span class="n">path</span>
<span class="bp">self</span><span class="o">.</span><span class="n">serviceURL</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_path</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_transformURL</span><span class="p">(</span><span class="n">host</span><span class="p">,</span> <span class="n">path</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">customize</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_eventhandler</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">__getattr__</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="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_serviceName</span> <span class="o">!=</span> <span class="bp">None</span><span class="p">:</span>
<span class="n">name</span> <span class="o">=</span> <span class="s">"</span><span class="si">%s</span><span class="s">.</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_serviceName</span><span class="p">,</span> <span class="n">name</span><span class="p">)</span>
<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">serviceURL</span><span class="p">,</span> <span class="n">path</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_path</span><span class="p">,</span> <span class="n">serviceName</span><span class="o">=</span><span class="n">name</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">__call__</span><span class="p">(</span><span class="bp">self</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>
<span class="n">url</span> <span class="o">=</span> <span class="s">'</span><span class="si">%(host)s%(path)s</span><span class="s">'</span> <span class="o">%</span> <span class="nb">dict</span><span class="p">(</span><span class="n">host</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">serviceURL</span><span class="p">,</span> <span class="n">path</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_path</span><span class="p">)</span>
<span class="n">postdata</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_postdata</span><span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">kwargs</span><span class="p">)</span>
<span class="n">respdata</span> <span class="o">=</span> <span class="n">urllib</span><span class="o">.</span><span class="n">urlopen</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">postdata</span><span class="p">)</span><span class="o">.</span><span class="n">read</span><span class="p">()</span>
<span class="n">resp</span> <span class="o">=</span> <span class="n">jsonrpc</span><span class="o">.</span><span class="n">jsonutil</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="n">respdata</span><span class="p">)</span>
<span class="k">if</span> <span class="n">resp</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'error'</span><span class="p">)</span> <span class="o">!=</span> <span class="bp">None</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">JSONRPCException</span><span class="p">(</span><span class="n">resp</span><span class="p">[</span><span class="s">'error'</span><span class="p">])</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">resp</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_eventhandler</span><span class="o">.</span><span class="n">proc_response</span><span class="p">(</span><span class="n">resp</span><span class="p">)</span>
<span class="n">result</span> <span class="o">=</span> <span class="n">resp</span><span class="p">[</span><span class="s">'result'</span><span class="p">]</span>
<span class="k">return</span> <span class="n">result</span>
<div class="viewcode-block" id="JSONRPCProxy.call"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.JSONRPCProxy.call">[docs]</a> <span class="k">def</span> <span class="nf">call</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">method</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>
<span class="sd">'''call a JSON-RPC method</span>
<span class="sd"> It's better to use instance.<methodname>(\\*args, \\*\\*kwargs),</span>
<span class="sd"> but this version might be useful occasionally</span>
<span class="sd"> '''</span>
<span class="n">p</span> <span class="o">=</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">serviceURL</span><span class="p">,</span> <span class="n">path</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">_path</span><span class="p">,</span> <span class="n">serviceName</span><span class="o">=</span><span class="n">method</span><span class="p">)</span>
<span class="k">return</span> <span class="n">p</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>
</div>
<div class="viewcode-block" id="JSONRPCProxy.batch_call"><a class="viewcode-back" href="../../proxy.html#jsonrpc.proxy.JSONRPCProxy.batch_call">[docs]</a> <span class="k">def</span> <span class="nf">batch_call</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">names</span><span class="p">,</span> <span class="o">*</span><span class="n">params</span><span class="p">):</span>
<span class="sd">'''call several methods at once, return a list of (result, error) pairs</span>
<span class="sd"> :param names: a list of method names</span>
<span class="sd"> :param \\*params: a list of (arg,kwarg) pairs corresponding to each method name</span>
<span class="sd"> '''</span>
<span class="n">methods</span> <span class="o">=</span> <span class="p">(</span> <span class="p">(</span><span class="nb">getattr</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">param</span><span class="p">)</span> <span class="k">for</span> <span class="n">name</span><span class="p">,</span><span class="n">param</span> <span class="ow">in</span> <span class="n">itertools</span><span class="o">.</span><span class="n">izip</span><span class="p">(</span><span class="n">names</span><span class="p">,</span> <span class="n">params</span><span class="p">)</span> <span class="p">)</span>
<span class="n">data</span> <span class="o">=</span> <span class="p">(</span><span class="n">method</span><span class="o">.</span><span class="n">_get_postdata</span><span class="p">(</span><span class="o">*</span><span class="n">params</span><span class="p">)</span> <span class="k">for</span> <span class="n">method</span><span class="p">,</span> <span class="n">params</span> <span class="ow">in</span> <span class="n">methods</span><span class="p">)</span>
<span class="n">postdata</span> <span class="o">=</span> <span class="s">'[</span><span class="si">%s</span><span class="s">]'</span> <span class="o">%</span> <span class="s">','</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">data</span><span class="p">)</span>
<span class="n">respdata</span> <span class="o">=</span> <span class="n">urllib</span><span class="o">.</span><span class="n">urlopen</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">serviceURL</span><span class="p">,</span> <span class="n">postdata</span><span class="p">)</span><span class="o">.</span><span class="n">read</span><span class="p">()</span>
<span class="n">resp</span> <span class="o">=</span> <span class="n">jsonrpc</span><span class="o">.</span><span class="n">jsonutil</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="n">respdata</span><span class="p">)</span>
<span class="k">return</span> <span class="p">[(</span><span class="n">res</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'result'</span><span class="p">),</span> <span class="n">res</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">'error'</span><span class="p">))</span> <span class="k">for</span> <span class="n">res</span> <span class="ow">in</span> <span class="n">resp</span><span class="p">]</span></div></div>
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