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Posted to commits@airflow.apache.org by ka...@apache.org on 2018/08/29 20:24:59 UTC
[31/48] incubator-airflow-site git commit: 1.10.0 with Updated Api
Reference
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/7d4d7628/_modules/airflow/hooks/druid_hook.html
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+ <h1>Source code for airflow.hooks.druid_hook</h1><div class="highlight"><pre>
+<span></span><span class="c1"># -*- coding: utf-8 -*-</span>
+<span class="c1">#</span>
+<span class="c1"># Licensed to the Apache Software Foundation (ASF) under one</span>
+<span class="c1"># or more contributor license agreements. See the NOTICE file</span>
+<span class="c1"># distributed with this work for additional information</span>
+<span class="c1"># regarding copyright ownership. The ASF licenses this file</span>
+<span class="c1"># to you under the Apache License, Version 2.0 (the</span>
+<span class="c1"># "License"); you may not use this file except in compliance</span>
+<span class="c1"># with the License. You may obtain a copy of the License at</span>
+<span class="c1">#</span>
+<span class="c1"># http://www.apache.org/licenses/LICENSE-2.0</span>
+<span class="c1">#</span>
+<span class="c1"># Unless required by applicable law or agreed to in writing,</span>
+<span class="c1"># software distributed under the License is distributed on an</span>
+<span class="c1"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span>
+<span class="c1"># KIND, either express or implied. See the License for the</span>
+<span class="c1"># specific language governing permissions and limitations</span>
+<span class="c1"># under the License.</span>
+
+<span class="kn">from</span> <span class="nn">__future__</span> <span class="k">import</span> <span class="n">print_function</span>
+
+<span class="kn">import</span> <span class="nn">requests</span>
+<span class="kn">import</span> <span class="nn">time</span>
+
+<span class="kn">from</span> <span class="nn">pydruid.db</span> <span class="k">import</span> <span class="n">connect</span>
+
+<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span>
+<span class="kn">from</span> <span class="nn">airflow.hooks.base_hook</span> <span class="k">import</span> <span class="n">BaseHook</span>
+<span class="kn">from</span> <span class="nn">airflow.hooks.dbapi_hook</span> <span class="k">import</span> <span class="n">DbApiHook</span>
+
+
+<div class="viewcode-block" id="DruidHook"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidHook">[docs]</a><span class="k">class</span> <span class="nc">DruidHook</span><span class="p">(</span><span class="n">BaseHook</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Connection to Druid overlord for ingestion</span>
+
+<span class="sd"> :param druid_ingest_conn_id: The connection id to the Druid overlord machine</span>
+<span class="sd"> which accepts index jobs</span>
+<span class="sd"> :type druid_ingest_conn_id: string</span>
+<span class="sd"> :param timeout: The interval between polling</span>
+<span class="sd"> the Druid job for the status of the ingestion job</span>
+<span class="sd"> :type timeout: int</span>
+<span class="sd"> :param max_ingestion_time: The maximum ingestion time before assuming the job failed</span>
+<span class="sd"> :type max_ingestion_time: int</span>
+<span class="sd"> """</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">druid_ingest_conn_id</span><span class="o">=</span><span class="s1">'druid_ingest_default'</span><span class="p">,</span>
+ <span class="n">timeout</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span>
+ <span class="n">max_ingestion_time</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">druid_ingest_conn_id</span> <span class="o">=</span> <span class="n">druid_ingest_conn_id</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">timeout</span> <span class="o">=</span> <span class="n">timeout</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">max_ingestion_time</span> <span class="o">=</span> <span class="n">max_ingestion_time</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">header</span> <span class="o">=</span> <span class="p">{</span><span class="s1">'content-type'</span><span class="p">:</span> <span class="s1">'application/json'</span><span class="p">}</span>
+
+ <span class="k">def</span> <span class="nf">get_conn_url</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connection</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">druid_ingest_conn_id</span><span class="p">)</span>
+ <span class="n">host</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">host</span>
+ <span class="n">port</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">port</span>
+ <span class="n">conn_type</span> <span class="o">=</span> <span class="s1">'http'</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">conn</span><span class="o">.</span><span class="n">conn_type</span> <span class="k">else</span> <span class="n">conn</span><span class="o">.</span><span class="n">conn_type</span>
+ <span class="n">endpoint</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'endpoint'</span><span class="p">,</span> <span class="s1">''</span><span class="p">)</span>
+ <span class="k">return</span> <span class="s2">"</span><span class="si">{conn_type}</span><span class="s2">://</span><span class="si">{host}</span><span class="s2">:</span><span class="si">{port}</span><span class="s2">/</span><span class="si">{endpoint}</span><span class="s2">"</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="o">**</span><span class="nb">locals</span><span class="p">())</span>
+
+ <span class="k">def</span> <span class="nf">submit_indexing_job</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">json_index_spec</span><span class="p">):</span>
+ <span class="n">url</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_conn_url</span><span class="p">()</span>
+
+ <span class="n">req_index</span> <span class="o">=</span> <span class="n">requests</span><span class="o">.</span><span class="n">post</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">data</span><span class="o">=</span><span class="n">json_index_spec</span><span class="p">,</span> <span class="n">headers</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">header</span><span class="p">)</span>
+ <span class="k">if</span> <span class="p">(</span><span class="n">req_index</span><span class="o">.</span><span class="n">status_code</span> <span class="o">!=</span> <span class="mi">200</span><span class="p">):</span>
+ <span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">'Did not get 200 when '</span>
+ <span class="s1">'submitting the Druid job to </span><span class="si">{}</span><span class="s1">'</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">url</span><span class="p">))</span>
+
+ <span class="n">req_json</span> <span class="o">=</span> <span class="n">req_index</span><span class="o">.</span><span class="n">json</span><span class="p">()</span>
+ <span class="c1"># Wait until the job is completed</span>
+ <span class="n">druid_task_id</span> <span class="o">=</span> <span class="n">req_json</span><span class="p">[</span><span class="s1">'task'</span><span class="p">]</span>
+
+ <span class="n">running</span> <span class="o">=</span> <span class="kc">True</span>
+
+ <span class="n">sec</span> <span class="o">=</span> <span class="mi">0</span>
+ <span class="k">while</span> <span class="n">running</span><span class="p">:</span>
+ <span class="n">req_status</span> <span class="o">=</span> <span class="n">requests</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"</span><span class="si">{0}</span><span class="s2">/</span><span class="si">{1}</span><span class="s2">/status"</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">druid_task_id</span><span class="p">))</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">"Job still running for </span><span class="si">%s</span><span class="s2"> seconds..."</span><span class="p">,</span> <span class="n">sec</span><span class="p">)</span>
+
+ <span class="n">sec</span> <span class="o">=</span> <span class="n">sec</span> <span class="o">+</span> <span class="mi">1</span>
+
+ <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">max_ingestion_time</span> <span class="ow">and</span> <span class="n">sec</span> <span class="o">></span> <span class="bp">self</span><span class="o">.</span><span class="n">max_ingestion_time</span><span class="p">:</span>
+ <span class="c1"># ensure that the job gets killed if the max ingestion time is exceeded</span>
+ <span class="n">requests</span><span class="o">.</span><span class="n">post</span><span class="p">(</span><span class="s2">"</span><span class="si">{0}</span><span class="s2">/</span><span class="si">{1}</span><span class="s2">/shutdown"</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">druid_task_id</span><span class="p">))</span>
+ <span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">'Druid ingestion took more than '</span>
+ <span class="s1">'</span><span class="si">%s</span><span class="s1"> seconds'</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">max_ingestion_time</span><span class="p">)</span>
+
+ <span class="n">time</span><span class="o">.</span><span class="n">sleep</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">timeout</span><span class="p">)</span>
+
+ <span class="n">status</span> <span class="o">=</span> <span class="n">req_status</span><span class="o">.</span><span class="n">json</span><span class="p">()[</span><span class="s1">'status'</span><span class="p">][</span><span class="s1">'status'</span><span class="p">]</span>
+ <span class="k">if</span> <span class="n">status</span> <span class="o">==</span> <span class="s1">'RUNNING'</span><span class="p">:</span>
+ <span class="n">running</span> <span class="o">=</span> <span class="kc">True</span>
+ <span class="k">elif</span> <span class="n">status</span> <span class="o">==</span> <span class="s1">'SUCCESS'</span><span class="p">:</span>
+ <span class="n">running</span> <span class="o">=</span> <span class="kc">False</span> <span class="c1"># Great success!</span>
+ <span class="k">elif</span> <span class="n">status</span> <span class="o">==</span> <span class="s1">'FAILED'</span><span class="p">:</span>
+ <span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">'Druid indexing job failed, '</span>
+ <span class="s1">'check console for more info'</span><span class="p">)</span>
+ <span class="k">else</span><span class="p">:</span>
+ <span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">'Could not get status of the job, got </span><span class="si">%s</span><span class="s1">'</span><span class="p">,</span> <span class="n">status</span><span class="p">)</span>
+
+ <span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s1">'Successful index'</span><span class="p">)</span></div>
+
+
+<div class="viewcode-block" id="DruidDbApiHook"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidDbApiHook">[docs]</a><span class="k">class</span> <span class="nc">DruidDbApiHook</span><span class="p">(</span><span class="n">DbApiHook</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Interact with Druid broker</span>
+
+<span class="sd"> This hook is purely for users to query druid broker.</span>
+<span class="sd"> For ingestion, please use druidHook.</span>
+<span class="sd"> """</span>
+ <span class="n">conn_name_attr</span> <span class="o">=</span> <span class="s1">'druid_broker_conn_id'</span>
+ <span class="n">default_conn_name</span> <span class="o">=</span> <span class="s1">'druid_broker_default'</span>
+ <span class="n">supports_autocommit</span> <span class="o">=</span> <span class="kc">False</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="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="nb">super</span><span class="p">(</span><span class="n">DruidDbApiHook</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="fm">__init__</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 class="viewcode-block" id="DruidDbApiHook.get_conn"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidDbApiHook.get_conn">[docs]</a> <span class="k">def</span> <span class="nf">get_conn</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Establish a connection to druid broker.</span>
+<span class="sd"> """</span>
+ <span class="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connection</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">druid_broker_conn_id</span><span class="p">)</span>
+ <span class="n">druid_broker_conn</span> <span class="o">=</span> <span class="n">connect</span><span class="p">(</span>
+ <span class="n">host</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">host</span><span class="p">,</span>
+ <span class="n">port</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">port</span><span class="p">,</span>
+ <span class="n">path</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'endpoint'</span><span class="p">,</span> <span class="s1">'/druid/v2/sql'</span><span class="p">),</span>
+ <span class="n">scheme</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'schema'</span><span class="p">,</span> <span class="s1">'http'</span><span class="p">)</span>
+ <span class="p">)</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">log</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s1">'Get the connection to druid '</span>
+ <span class="s1">'broker on </span><span class="si">{host}</span><span class="s1">'</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">host</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">host</span><span class="p">))</span>
+ <span class="k">return</span> <span class="n">druid_broker_conn</span></div>
+
+<div class="viewcode-block" id="DruidDbApiHook.get_uri"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidDbApiHook.get_uri">[docs]</a> <span class="k">def</span> <span class="nf">get_uri</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Get the connection uri for druid broker.</span>
+
+<span class="sd"> e.g: druid://localhost:8082/druid/v2/sql/</span>
+<span class="sd"> """</span>
+ <span class="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connection</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="bp">self</span><span class="o">.</span><span class="n">conn_name_attr</span><span class="p">))</span>
+ <span class="n">host</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">host</span>
+ <span class="k">if</span> <span class="n">conn</span><span class="o">.</span><span class="n">port</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
+ <span class="n">host</span> <span class="o">+=</span> <span class="s1">':</span><span class="si">{port}</span><span class="s1">'</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">port</span><span class="o">=</span><span class="n">conn</span><span class="o">.</span><span class="n">port</span><span class="p">)</span>
+ <span class="n">conn_type</span> <span class="o">=</span> <span class="s1">'druid'</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">conn</span><span class="o">.</span><span class="n">conn_type</span> <span class="k">else</span> <span class="n">conn</span><span class="o">.</span><span class="n">conn_type</span>
+ <span class="n">endpoint</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">extra_dejson</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'endpoint'</span><span class="p">,</span> <span class="s1">'druid/v2/sql'</span><span class="p">)</span>
+ <span class="k">return</span> <span class="s1">'</span><span class="si">{conn_type}</span><span class="s1">://</span><span class="si">{host}</span><span class="s1">/</span><span class="si">{endpoint}</span><span class="s1">'</span><span class="o">.</span><span class="n">format</span><span class="p">(</span>
+ <span class="n">conn_type</span><span class="o">=</span><span class="n">conn_type</span><span class="p">,</span> <span class="n">host</span><span class="o">=</span><span class="n">host</span><span class="p">,</span> <span class="n">endpoint</span><span class="o">=</span><span class="n">endpoint</span><span class="p">)</span></div>
+
+<div class="viewcode-block" id="DruidDbApiHook.set_autocommit"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidDbApiHook.set_autocommit">[docs]</a> <span class="k">def</span> <span class="nf">set_autocommit</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="n">autocommit</span><span class="p">):</span>
+ <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">()</span></div>
+
+<div class="viewcode-block" id="DruidDbApiHook.get_pandas_df"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidDbApiHook.get_pandas_df">[docs]</a> <span class="k">def</span> <span class="nf">get_pandas_df</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">sql</span><span class="p">,</span> <span class="n">parameters</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
+ <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">()</span></div>
+
+<div class="viewcode-block" id="DruidDbApiHook.insert_rows"><a class="viewcode-back" href="../../../code.html#airflow.hooks.druid_hook.DruidDbApiHook.insert_rows">[docs]</a> <span class="k">def</span> <span class="nf">insert_rows</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">table</span><span class="p">,</span> <span class="n">rows</span><span class="p">,</span> <span class="n">target_fields</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">commit_every</span><span class="o">=</span><span class="mi">1000</span><span class="p">):</span>
+ <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">()</span></div></div>
+</pre></div>
+
+ </div>
+
+ </div>
+ <footer>
+
+
+ <hr/>
+
+ <div role="contentinfo">
+ <p>
+
+ </p>
+ </div>
+ Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
+
+</footer>
+
+ </div>
+ </div>
+
+ </section>
+
+ </div>
+
+
+
+
+
+ <script type="text/javascript">
+ var DOCUMENTATION_OPTIONS = {
+ URL_ROOT:'../../../',
+ VERSION:'',
+ LANGUAGE:'None',
+ COLLAPSE_INDEX:false,
+ FILE_SUFFIX:'.html',
+ HAS_SOURCE: true,
+ SOURCELINK_SUFFIX: '.txt'
+ };
+ </script>
+ <script type="text/javascript" src="../../../_static/jquery.js"></script>
+ <script type="text/javascript" src="../../../_static/underscore.js"></script>
+ <script type="text/javascript" src="../../../_static/doctools.js"></script>
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+
+ <script type="text/javascript">
+ jQuery(function () {
+ SphinxRtdTheme.Navigation.enable(true);
+ });
+ </script>
+
+</body>
+</html>
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/7d4d7628/_modules/airflow/hooks/hdfs_hook.html
----------------------------------------------------------------------
diff --git a/_modules/airflow/hooks/hdfs_hook.html b/_modules/airflow/hooks/hdfs_hook.html
index 664c043..64e7162 100644
--- a/_modules/airflow/hooks/hdfs_hook.html
+++ b/_modules/airflow/hooks/hdfs_hook.html
@@ -24,26 +24,17 @@
-
-
- <link rel="stylesheet" href="../../../_static/css/theme.css" type="text/css" />
-
-
-
-
-
- <link rel="index" title="Index"
- href="../../../genindex.html"/>
- <link rel="search" title="Search" href="../../../search.html"/>
- <link rel="top" title="Airflow Documentation" href="../../../index.html"/>
- <link rel="up" title="Module code" href="../../index.html"/>
+ <link rel="stylesheet" href="../../../_static/css/theme.css" type="text/css" />
+ <link rel="stylesheet" href="../../../_static/pygments.css" type="text/css" />
+ <link rel="index" title="Index" href="../../../genindex.html" />
+ <link rel="search" title="Search" href="../../../search.html" />
<script src="../../../_static/js/modernizr.min.js"></script>
</head>
-<body class="wy-body-for-nav" role="document">
+<body class="wy-body-for-nav">
<div class="wy-grid-for-nav">
@@ -116,7 +107,7 @@
<section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
- <nav class="wy-nav-top" role="navigation" aria-label="top navigation">
+ <nav class="wy-nav-top" aria-label="top navigation">
<i data-toggle="wy-nav-top" class="fa fa-bars"></i>
<a href="../../../index.html">Airflow</a>
@@ -124,9 +115,10 @@
</nav>
-
<div class="wy-nav-content">
+
<div class="rst-content">
+
@@ -156,8 +148,6 @@
<li class="wy-breadcrumbs-aside">
-
-
</li>
</ul>
@@ -178,9 +168,9 @@
<span class="c1"># to you under the Apache License, Version 2.0 (the</span>
<span class="c1"># "License"); you may not use this file except in compliance</span>
<span class="c1"># with the License. You may obtain a copy of the License at</span>
-<span class="c1"># </span>
+<span class="c1">#</span>
<span class="c1"># http://www.apache.org/licenses/LICENSE-2.0</span>
-<span class="c1"># </span>
+<span class="c1">#</span>
<span class="c1"># Unless required by applicable law or agreed to in writing,</span>
<span class="c1"># software distributed under the License is distributed on an</span>
<span class="c1"># "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span>
@@ -188,16 +178,17 @@
<span class="c1"># specific language governing permissions and limitations</span>
<span class="c1"># under the License.</span>
-<span class="kn">from</span> <span class="nn">airflow.hooks.base_hook</span> <span class="k">import</span> <span class="n">BaseHook</span>
+<span class="kn">from</span> <span class="nn">six</span> <span class="k">import</span> <span class="n">PY2</span>
+
<span class="kn">from</span> <span class="nn">airflow</span> <span class="k">import</span> <span class="n">configuration</span>
+<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span>
+<span class="kn">from</span> <span class="nn">airflow.hooks.base_hook</span> <span class="k">import</span> <span class="n">BaseHook</span>
-<span class="k">try</span><span class="p">:</span>
- <span class="n">snakebite_imported</span> <span class="o">=</span> <span class="kc">True</span>
- <span class="kn">from</span> <span class="nn">snakebite.client</span> <span class="k">import</span> <span class="n">Client</span><span class="p">,</span> <span class="n">HAClient</span><span class="p">,</span> <span class="n">Namenode</span><span class="p">,</span> <span class="n">AutoConfigClient</span>
-<span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
- <span class="n">snakebite_imported</span> <span class="o">=</span> <span class="kc">False</span>
-<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span>
+<span class="n">snakebite_imported</span> <span class="o">=</span> <span class="kc">False</span>
+<span class="k">if</span> <span class="n">PY2</span><span class="p">:</span>
+ <span class="kn">from</span> <span class="nn">snakebite.client</span> <span class="k">import</span> <span class="n">Client</span><span class="p">,</span> <span class="n">HAClient</span><span class="p">,</span> <span class="n">Namenode</span><span class="p">,</span> <span class="n">AutoConfigClient</span>
+ <span class="n">snakebite_imported</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">class</span> <span class="nc">HDFSHookException</span><span class="p">(</span><span class="n">AirflowException</span><span class="p">):</span>
@@ -272,9 +263,7 @@
</pre></div>
</div>
- <div class="articleComments">
-
- </div>
+
</div>
<footer>
@@ -286,7 +275,7 @@
</p>
</div>
- Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/snide/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
+ Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
</footer>
@@ -305,6 +294,7 @@
var DOCUMENTATION_OPTIONS = {
URL_ROOT:'../../../',
VERSION:'',
+ LANGUAGE:'None',
COLLAPSE_INDEX:false,
FILE_SUFFIX:'.html',
HAS_SOURCE: true,
@@ -317,19 +307,13 @@
-
-
- <script type="text/javascript" src="../../../_static/js/theme.js"></script>
-
+ <script type="text/javascript" src="../../../_static/js/theme.js"></script>
-
-
<script type="text/javascript">
jQuery(function () {
- SphinxRtdTheme.StickyNav.enable();
+ SphinxRtdTheme.Navigation.enable(true);
});
- </script>
-
+ </script>
</body>
</html>
\ No newline at end of file