You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@airflow.apache.org by ka...@apache.org on 2018/08/27 16:26:34 UTC
[14/51] [partial] incubator-airflow-site git commit: 1.10.0
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/11437c14/_modules/airflow/hooks/slack_hook.html
----------------------------------------------------------------------
diff --git a/_modules/airflow/hooks/slack_hook.html b/_modules/airflow/hooks/slack_hook.html
new file mode 100644
index 0000000..f331546
--- /dev/null
+++ b/_modules/airflow/hooks/slack_hook.html
@@ -0,0 +1,296 @@
+
+
+<!DOCTYPE html>
+<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
+<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
+<head>
+ <meta charset="utf-8">
+
+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+ <title>airflow.hooks.slack_hook — Airflow Documentation</title>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ <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"/>
+
+
+ <script src="../../../_static/js/modernizr.min.js"></script>
+
+</head>
+
+<body class="wy-body-for-nav" role="document">
+
+
+ <div class="wy-grid-for-nav">
+
+
+ <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+ <div class="wy-side-scroll">
+ <div class="wy-side-nav-search">
+
+
+
+ <a href="../../../index.html" class="icon icon-home"> Airflow
+
+
+
+ </a>
+
+
+
+
+
+
+
+<div role="search">
+ <form id="rtd-search-form" class="wy-form" action="../../../search.html" method="get">
+ <input type="text" name="q" placeholder="Search docs" />
+ <input type="hidden" name="check_keywords" value="yes" />
+ <input type="hidden" name="area" value="default" />
+ </form>
+</div>
+
+
+ </div>
+
+ <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+
+
+
+
+
+
+ <ul>
+<li class="toctree-l1"><a class="reference internal" href="../../../project.html">Project</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../license.html">License</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../start.html">Quick Start</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../installation.html">Installation</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../tutorial.html">Tutorial</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../howto/index.html">How-to Guides</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../ui.html">UI / Screenshots</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../concepts.html">Concepts</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../profiling.html">Data Profiling</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../cli.html">Command Line Interface</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../scheduler.html">Scheduling & Triggers</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../plugins.html">Plugins</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../security.html">Security</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../timezone.html">Time zones</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../api.html">Experimental Rest API</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../integration.html">Integration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../lineage.html">Lineage</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../faq.html">FAQ</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../code.html">API Reference</a></li>
+</ul>
+
+
+
+ </div>
+ </div>
+ </nav>
+
+ <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+
+ <nav class="wy-nav-top" role="navigation" aria-label="top navigation">
+
+ <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+ <a href="../../../index.html">Airflow</a>
+
+ </nav>
+
+
+
+ <div class="wy-nav-content">
+ <div class="rst-content">
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+ <ul class="wy-breadcrumbs">
+
+ <li><a href="../../../index.html">Docs</a> »</li>
+
+ <li><a href="../../index.html">Module code</a> »</li>
+
+ <li>airflow.hooks.slack_hook</li>
+
+
+ <li class="wy-breadcrumbs-aside">
+
+
+
+ </li>
+
+ </ul>
+
+
+ <hr/>
+</div>
+ <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+ <div itemprop="articleBody">
+
+ <h1>Source code for airflow.hooks.slack_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">slackclient</span> <span class="k">import</span> <span class="n">SlackClient</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.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span>
+
+
+<div class="viewcode-block" id="SlackHook"><a class="viewcode-back" href="../../../code.html#airflow.hooks.slack_hook.SlackHook">[docs]</a><span class="k">class</span> <span class="nc">SlackHook</span><span class="p">(</span><span class="n">BaseHook</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Interact with Slack, using slackclient library.</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">token</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">slack_conn_id</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Takes both Slack API token directly and connection that has Slack API token.</span>
+
+<span class="sd"> If both supplied, Slack API token will be used.</span>
+
+<span class="sd"> :param token: Slack API token</span>
+<span class="sd"> :type token: string</span>
+<span class="sd"> :param slack_conn_id: connection that has Slack API token in the password field</span>
+<span class="sd"> :type slack_conn_id: string</span>
+<span class="sd"> """</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">token</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">__get_token</span><span class="p">(</span><span class="n">token</span><span class="p">,</span> <span class="n">slack_conn_id</span><span class="p">)</span>
+
+ <span class="k">def</span> <span class="nf">__get_token</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">token</span><span class="p">,</span> <span class="n">slack_conn_id</span><span class="p">):</span>
+ <span class="k">if</span> <span class="n">token</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
+ <span class="k">return</span> <span class="n">token</span>
+ <span class="k">elif</span> <span class="n">slack_conn_id</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</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="n">slack_conn_id</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="ow">not</span> <span class="nb">getattr</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="s1">'password'</span><span class="p">,</span> <span class="kc">None</span><span class="p">):</span>
+ <span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="s1">'Missing token(password) in Slack connection'</span><span class="p">)</span>
+ <span class="k">return</span> <span class="n">conn</span><span class="o">.</span><span class="n">password</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">'Cannot get token: No valid Slack token nor slack_conn_id supplied.'</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="n">method</span><span class="p">,</span> <span class="n">api_params</span><span class="p">):</span>
+ <span class="n">sc</span> <span class="o">=</span> <span class="n">SlackClient</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">token</span><span class="p">)</span>
+ <span class="n">rc</span> <span class="o">=</span> <span class="n">sc</span><span class="o">.</span><span class="n">api_call</span><span class="p">(</span><span class="n">method</span><span class="p">,</span> <span class="o">**</span><span class="n">api_params</span><span class="p">)</span>
+
+ <span class="k">if</span> <span class="ow">not</span> <span class="n">rc</span><span class="p">[</span><span class="s1">'ok'</span><span class="p">]:</span>
+ <span class="n">msg</span> <span class="o">=</span> <span class="s2">"Slack API call failed (</span><span class="si">{}</span><span class="s2">)"</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">rc</span><span class="p">[</span><span class="s1">'error'</span><span class="p">])</span>
+ <span class="k">raise</span> <span class="n">AirflowException</span><span class="p">(</span><span class="n">msg</span><span class="p">)</span></div>
+</pre></div>
+
+ </div>
+ <div class="articleComments">
+
+ </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/snide/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:'',
+ 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>
+
+
+
+
+
+ <script type="text/javascript" src="../../../_static/js/theme.js"></script>
+
+
+
+
+ <script type="text/javascript">
+ jQuery(function () {
+ SphinxRtdTheme.StickyNav.enable();
+ });
+ </script>
+
+
+</body>
+</html>
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/11437c14/_modules/airflow/hooks/sqlite_hook.html
----------------------------------------------------------------------
diff --git a/_modules/airflow/hooks/sqlite_hook.html b/_modules/airflow/hooks/sqlite_hook.html
new file mode 100644
index 0000000..c3027d1
--- /dev/null
+++ b/_modules/airflow/hooks/sqlite_hook.html
@@ -0,0 +1,276 @@
+
+
+<!DOCTYPE html>
+<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
+<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
+<head>
+ <meta charset="utf-8">
+
+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+ <title>airflow.hooks.sqlite_hook — Airflow Documentation</title>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ <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"/>
+
+
+ <script src="../../../_static/js/modernizr.min.js"></script>
+
+</head>
+
+<body class="wy-body-for-nav" role="document">
+
+
+ <div class="wy-grid-for-nav">
+
+
+ <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+ <div class="wy-side-scroll">
+ <div class="wy-side-nav-search">
+
+
+
+ <a href="../../../index.html" class="icon icon-home"> Airflow
+
+
+
+ </a>
+
+
+
+
+
+
+
+<div role="search">
+ <form id="rtd-search-form" class="wy-form" action="../../../search.html" method="get">
+ <input type="text" name="q" placeholder="Search docs" />
+ <input type="hidden" name="check_keywords" value="yes" />
+ <input type="hidden" name="area" value="default" />
+ </form>
+</div>
+
+
+ </div>
+
+ <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+
+
+
+
+
+
+ <ul>
+<li class="toctree-l1"><a class="reference internal" href="../../../project.html">Project</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../license.html">License</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../start.html">Quick Start</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../installation.html">Installation</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../tutorial.html">Tutorial</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../howto/index.html">How-to Guides</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../ui.html">UI / Screenshots</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../concepts.html">Concepts</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../profiling.html">Data Profiling</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../cli.html">Command Line Interface</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../scheduler.html">Scheduling & Triggers</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../plugins.html">Plugins</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../security.html">Security</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../timezone.html">Time zones</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../api.html">Experimental Rest API</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../integration.html">Integration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../lineage.html">Lineage</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../faq.html">FAQ</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../code.html">API Reference</a></li>
+</ul>
+
+
+
+ </div>
+ </div>
+ </nav>
+
+ <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+
+ <nav class="wy-nav-top" role="navigation" aria-label="top navigation">
+
+ <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+ <a href="../../../index.html">Airflow</a>
+
+ </nav>
+
+
+
+ <div class="wy-nav-content">
+ <div class="rst-content">
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+ <ul class="wy-breadcrumbs">
+
+ <li><a href="../../../index.html">Docs</a> »</li>
+
+ <li><a href="../../index.html">Module code</a> »</li>
+
+ <li>airflow.hooks.sqlite_hook</li>
+
+
+ <li class="wy-breadcrumbs-aside">
+
+
+
+ </li>
+
+ </ul>
+
+
+ <hr/>
+</div>
+ <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+ <div itemprop="articleBody">
+
+ <h1>Source code for airflow.hooks.sqlite_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">import</span> <span class="nn">sqlite3</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="SqliteHook"><a class="viewcode-back" href="../../../code.html#airflow.hooks.sqlite_hook.SqliteHook">[docs]</a><span class="k">class</span> <span class="nc">SqliteHook</span><span class="p">(</span><span class="n">DbApiHook</span><span class="p">):</span>
+
+ <span class="sd">"""</span>
+<span class="sd"> Interact with SQLite.</span>
+<span class="sd"> """</span>
+
+ <span class="n">conn_name_attr</span> <span class="o">=</span> <span class="s1">'sqlite_conn_id'</span>
+ <span class="n">default_conn_name</span> <span class="o">=</span> <span class="s1">'sqlite_default'</span>
+ <span class="n">supports_autocommit</span> <span class="o">=</span> <span class="kc">False</span>
+
+<div class="viewcode-block" id="SqliteHook.get_conn"><a class="viewcode-back" href="../../../code.html#airflow.hooks.sqlite_hook.SqliteHook.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"> Returns a sqlite connection object</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">sqlite_conn_id</span><span class="p">)</span>
+ <span class="n">conn</span> <span class="o">=</span> <span class="n">sqlite3</span><span class="o">.</span><span class="n">connect</span><span class="p">(</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">conn</span></div></div>
+</pre></div>
+
+ </div>
+ <div class="articleComments">
+
+ </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/snide/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:'',
+ 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>
+
+
+
+
+
+ <script type="text/javascript" src="../../../_static/js/theme.js"></script>
+
+
+
+
+ <script type="text/javascript">
+ jQuery(function () {
+ SphinxRtdTheme.StickyNav.enable();
+ });
+ </script>
+
+
+</body>
+</html>
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/11437c14/_modules/airflow/hooks/webhdfs_hook.html
----------------------------------------------------------------------
diff --git a/_modules/airflow/hooks/webhdfs_hook.html b/_modules/airflow/hooks/webhdfs_hook.html
new file mode 100644
index 0000000..772e94a
--- /dev/null
+++ b/_modules/airflow/hooks/webhdfs_hook.html
@@ -0,0 +1,344 @@
+
+
+<!DOCTYPE html>
+<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
+<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
+<head>
+ <meta charset="utf-8">
+
+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+ <title>airflow.hooks.webhdfs_hook — Airflow Documentation</title>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ <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"/>
+
+
+ <script src="../../../_static/js/modernizr.min.js"></script>
+
+</head>
+
+<body class="wy-body-for-nav" role="document">
+
+
+ <div class="wy-grid-for-nav">
+
+
+ <nav data-toggle="wy-nav-shift" class="wy-nav-side">
+ <div class="wy-side-scroll">
+ <div class="wy-side-nav-search">
+
+
+
+ <a href="../../../index.html" class="icon icon-home"> Airflow
+
+
+
+ </a>
+
+
+
+
+
+
+
+<div role="search">
+ <form id="rtd-search-form" class="wy-form" action="../../../search.html" method="get">
+ <input type="text" name="q" placeholder="Search docs" />
+ <input type="hidden" name="check_keywords" value="yes" />
+ <input type="hidden" name="area" value="default" />
+ </form>
+</div>
+
+
+ </div>
+
+ <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
+
+
+
+
+
+
+ <ul>
+<li class="toctree-l1"><a class="reference internal" href="../../../project.html">Project</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../license.html">License</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../start.html">Quick Start</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../installation.html">Installation</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../tutorial.html">Tutorial</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../howto/index.html">How-to Guides</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../ui.html">UI / Screenshots</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../concepts.html">Concepts</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../profiling.html">Data Profiling</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../cli.html">Command Line Interface</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../scheduler.html">Scheduling & Triggers</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../plugins.html">Plugins</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../security.html">Security</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../timezone.html">Time zones</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../api.html">Experimental Rest API</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../integration.html">Integration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../lineage.html">Lineage</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../faq.html">FAQ</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../code.html">API Reference</a></li>
+</ul>
+
+
+
+ </div>
+ </div>
+ </nav>
+
+ <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
+
+
+ <nav class="wy-nav-top" role="navigation" aria-label="top navigation">
+
+ <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
+ <a href="../../../index.html">Airflow</a>
+
+ </nav>
+
+
+
+ <div class="wy-nav-content">
+ <div class="rst-content">
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+<div role="navigation" aria-label="breadcrumbs navigation">
+
+ <ul class="wy-breadcrumbs">
+
+ <li><a href="../../../index.html">Docs</a> »</li>
+
+ <li><a href="../../index.html">Module code</a> »</li>
+
+ <li>airflow.hooks.webhdfs_hook</li>
+
+
+ <li class="wy-breadcrumbs-aside">
+
+
+
+ </li>
+
+ </ul>
+
+
+ <hr/>
+</div>
+ <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
+ <div itemprop="articleBody">
+
+ <h1>Source code for airflow.hooks.webhdfs_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">airflow.hooks.base_hook</span> <span class="k">import</span> <span class="n">BaseHook</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">hdfs</span> <span class="k">import</span> <span class="n">InsecureClient</span><span class="p">,</span> <span class="n">HdfsError</span>
+
+<span class="kn">from</span> <span class="nn">airflow.utils.log.logging_mixin</span> <span class="k">import</span> <span class="n">LoggingMixin</span>
+
+<span class="n">_kerberos_security_mode</span> <span class="o">=</span> <span class="n">configuration</span><span class="o">.</span><span class="n">conf</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"core"</span><span class="p">,</span> <span class="s2">"security"</span><span class="p">)</span> <span class="o">==</span> <span class="s2">"kerberos"</span>
+<span class="k">if</span> <span class="n">_kerberos_security_mode</span><span class="p">:</span>
+ <span class="k">try</span><span class="p">:</span>
+ <span class="kn">from</span> <span class="nn">hdfs.ext.kerberos</span> <span class="k">import</span> <span class="n">KerberosClient</span>
+ <span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
+ <span class="n">log</span> <span class="o">=</span> <span class="n">LoggingMixin</span><span class="p">()</span><span class="o">.</span><span class="n">log</span>
+ <span class="n">log</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="s2">"Could not load the Kerberos extension for the WebHDFSHook."</span><span class="p">)</span>
+ <span class="k">raise</span>
+<span class="kn">from</span> <span class="nn">airflow.exceptions</span> <span class="k">import</span> <span class="n">AirflowException</span>
+
+
+<span class="k">class</span> <span class="nc">AirflowWebHDFSHookException</span><span class="p">(</span><span class="n">AirflowException</span><span class="p">):</span>
+ <span class="k">pass</span>
+
+
+<div class="viewcode-block" id="WebHDFSHook"><a class="viewcode-back" href="../../../code.html#airflow.hooks.webhdfs_hook.WebHDFSHook">[docs]</a><span class="k">class</span> <span class="nc">WebHDFSHook</span><span class="p">(</span><span class="n">BaseHook</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Interact with HDFS. This class is a wrapper around the hdfscli library.</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">webhdfs_conn_id</span><span class="o">=</span><span class="s1">'webhdfs_default'</span><span class="p">,</span> <span class="n">proxy_user</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">webhdfs_conn_id</span> <span class="o">=</span> <span class="n">webhdfs_conn_id</span>
+ <span class="bp">self</span><span class="o">.</span><span class="n">proxy_user</span> <span class="o">=</span> <span class="n">proxy_user</span>
+
+<div class="viewcode-block" id="WebHDFSHook.get_conn"><a class="viewcode-back" href="../../../code.html#airflow.hooks.webhdfs_hook.WebHDFSHook.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"> Returns a hdfscli InsecureClient object.</span>
+<span class="sd"> """</span>
+ <span class="n">nn_connections</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_connections</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">webhdfs_conn_id</span><span class="p">)</span>
+ <span class="k">for</span> <span class="n">nn</span> <span class="ow">in</span> <span class="n">nn_connections</span><span class="p">:</span>
+ <span class="k">try</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">debug</span><span class="p">(</span><span class="s1">'Trying namenode </span><span class="si">%s</span><span class="s1">'</span><span class="p">,</span> <span class="n">nn</span><span class="o">.</span><span class="n">host</span><span class="p">)</span>
+ <span class="n">connection_str</span> <span class="o">=</span> <span class="s1">'http://</span><span class="si">{nn.host}</span><span class="s1">:</span><span class="si">{nn.port}</span><span class="s1">'</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="n">nn</span><span class="o">=</span><span class="n">nn</span><span class="p">)</span>
+ <span class="k">if</span> <span class="n">_kerberos_security_mode</span><span class="p">:</span>
+ <span class="n">client</span> <span class="o">=</span> <span class="n">KerberosClient</span><span class="p">(</span><span class="n">connection_str</span><span class="p">)</span>
+ <span class="k">else</span><span class="p">:</span>
+ <span class="n">proxy_user</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">proxy_user</span> <span class="ow">or</span> <span class="n">nn</span><span class="o">.</span><span class="n">login</span>
+ <span class="n">client</span> <span class="o">=</span> <span class="n">InsecureClient</span><span class="p">(</span><span class="n">connection_str</span><span class="p">,</span> <span class="n">user</span><span class="o">=</span><span class="n">proxy_user</span><span class="p">)</span>
+ <span class="n">client</span><span class="o">.</span><span class="n">status</span><span class="p">(</span><span class="s1">'/'</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">debug</span><span class="p">(</span><span class="s1">'Using namenode </span><span class="si">%s</span><span class="s1"> for hook'</span><span class="p">,</span> <span class="n">nn</span><span class="o">.</span><span class="n">host</span><span class="p">)</span>
+ <span class="k">return</span> <span class="n">client</span>
+ <span class="k">except</span> <span class="n">HdfsError</span> <span class="k">as</span> <span class="n">e</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">debug</span><span class="p">(</span>
+ <span class="s2">"Read operation on namenode </span><span class="si">{nn.host}</span><span class="s2"> failed with error: </span><span class="si">{e}</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="p">)</span>
+ <span class="n">nn_hosts</span> <span class="o">=</span> <span class="p">[</span><span class="n">c</span><span class="o">.</span><span class="n">host</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">nn_connections</span><span class="p">]</span>
+ <span class="n">no_nn_error</span> <span class="o">=</span> <span class="s2">"Read operations failed on the namenodes below:</span><span class="se">\n</span><span class="si">{}</span><span class="s2">"</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="s2">"</span><span class="se">\n</span><span class="s2">"</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">nn_hosts</span><span class="p">))</span>
+ <span class="k">raise</span> <span class="n">AirflowWebHDFSHookException</span><span class="p">(</span><span class="n">no_nn_error</span><span class="p">)</span></div>
+
+<div class="viewcode-block" id="WebHDFSHook.check_for_path"><a class="viewcode-back" href="../../../code.html#airflow.hooks.webhdfs_hook.WebHDFSHook.check_for_path">[docs]</a> <span class="k">def</span> <span class="nf">check_for_path</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">hdfs_path</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Check for the existence of a path in HDFS by querying FileStatus.</span>
+<span class="sd"> """</span>
+ <span class="n">c</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
+ <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">c</span><span class="o">.</span><span class="n">status</span><span class="p">(</span><span class="n">hdfs_path</span><span class="p">,</span> <span class="n">strict</span><span class="o">=</span><span class="kc">False</span><span class="p">))</span></div>
+
+<div class="viewcode-block" id="WebHDFSHook.load_file"><a class="viewcode-back" href="../../../code.html#airflow.hooks.webhdfs_hook.WebHDFSHook.load_file">[docs]</a> <span class="k">def</span> <span class="nf">load_file</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">source</span><span class="p">,</span> <span class="n">destination</span><span class="p">,</span> <span class="n">overwrite</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">parallelism</span><span class="o">=</span><span class="mi">1</span><span class="p">,</span>
+ <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span>
+ <span class="sd">"""</span>
+<span class="sd"> Uploads a file to HDFS</span>
+
+<span class="sd"> :param source: Local path to file or folder. If a folder, all the files</span>
+<span class="sd"> inside of it will be uploaded (note that this implies that folders empty</span>
+<span class="sd"> of files will not be created remotely).</span>
+<span class="sd"> :type source: str</span>
+<span class="sd"> :param destination: PTarget HDFS path. If it already exists and is a</span>
+<span class="sd"> directory, files will be uploaded inside.</span>
+<span class="sd"> :type destination: str</span>
+<span class="sd"> :param overwrite: Overwrite any existing file or directory.</span>
+<span class="sd"> :type overwrite: bool</span>
+<span class="sd"> :param parallelism: Number of threads to use for parallelization. A value of</span>
+<span class="sd"> `0` (or negative) uses as many threads as there are files.</span>
+<span class="sd"> :type parallelism: int</span>
+<span class="sd"> :param \*\*kwargs: Keyword arguments forwarded to :meth:`upload`.</span>
+
+
+<span class="sd"> """</span>
+ <span class="n">c</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">get_conn</span><span class="p">()</span>
+ <span class="n">c</span><span class="o">.</span><span class="n">upload</span><span class="p">(</span><span class="n">hdfs_path</span><span class="o">=</span><span class="n">destination</span><span class="p">,</span>
+ <span class="n">local_path</span><span class="o">=</span><span class="n">source</span><span class="p">,</span>
+ <span class="n">overwrite</span><span class="o">=</span><span class="n">overwrite</span><span class="p">,</span>
+ <span class="n">n_threads</span><span class="o">=</span><span class="n">parallelism</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">log</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"Uploaded file </span><span class="si">%s</span><span class="s2"> to </span><span class="si">%s</span><span class="s2">"</span><span class="p">,</span> <span class="n">source</span><span class="p">,</span> <span class="n">destination</span><span class="p">)</span></div></div>
+</pre></div>
+
+ </div>
+ <div class="articleComments">
+
+ </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/snide/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:'',
+ 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>
+
+
+
+
+
+ <script type="text/javascript" src="../../../_static/js/theme.js"></script>
+
+
+
+
+ <script type="text/javascript">
+ jQuery(function () {
+ SphinxRtdTheme.StickyNav.enable();
+ });
+ </script>
+
+
+</body>
+</html>
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/11437c14/_modules/airflow/macros.html
----------------------------------------------------------------------
diff --git a/_modules/airflow/macros.html b/_modules/airflow/macros.html
index 48eb480..ce55a46 100644
--- a/_modules/airflow/macros.html
+++ b/_modules/airflow/macros.html
@@ -91,7 +91,7 @@
<li class="toctree-l1"><a class="reference internal" href="../../start.html">Quick Start</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../installation.html">Installation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../tutorial.html">Tutorial</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../../configuration.html">Configuration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../howto/index.html">How-to Guides</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../ui.html">UI / Screenshots</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../concepts.html">Concepts</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../profiling.html">Data Profiling</a></li>
@@ -99,8 +99,10 @@
<li class="toctree-l1"><a class="reference internal" href="../../scheduler.html">Scheduling & Triggers</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../plugins.html">Plugins</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../security.html">Security</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../timezone.html">Time zones</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../api.html">Experimental Rest API</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../integration.html">Integration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../lineage.html">Lineage</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../faq.html">FAQ</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../code.html">API Reference</a></li>
</ul>
@@ -169,17 +171,22 @@
<h1>Source code for airflow.macros</h1><div class="highlight"><pre>
<span></span><span class="c1"># -*- coding: utf-8 -*-</span>
<span class="c1">#</span>
-<span class="c1"># Licensed under the Apache License, Version 2.0 (the "License");</span>
-<span class="c1"># you may not use this file except in compliance with the License.</span>
-<span class="c1"># 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, software</span>
-<span class="c1"># distributed under the License is distributed on an "AS IS" BASIS,</span>
-<span class="c1"># WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
-<span class="c1"># See the License for the specific language governing permissions and</span>
-<span class="c1"># limitations under the License.</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">absolute_import</span>
<span class="kn">from</span> <span class="nn">datetime</span> <span class="k">import</span> <span class="n">datetime</span><span class="p">,</span> <span class="n">timedelta</span>
http://git-wip-us.apache.org/repos/asf/incubator-airflow-site/blob/11437c14/_modules/airflow/macros/hive.html
----------------------------------------------------------------------
diff --git a/_modules/airflow/macros/hive.html b/_modules/airflow/macros/hive.html
index ba316f6..a308be0 100644
--- a/_modules/airflow/macros/hive.html
+++ b/_modules/airflow/macros/hive.html
@@ -91,7 +91,7 @@
<li class="toctree-l1"><a class="reference internal" href="../../../start.html">Quick Start</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../installation.html">Installation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../tutorial.html">Tutorial</a></li>
-<li class="toctree-l1"><a class="reference internal" href="../../../configuration.html">Configuration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../howto/index.html">How-to Guides</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../ui.html">UI / Screenshots</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../concepts.html">Concepts</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../profiling.html">Data Profiling</a></li>
@@ -99,8 +99,10 @@
<li class="toctree-l1"><a class="reference internal" href="../../../scheduler.html">Scheduling & Triggers</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../plugins.html">Plugins</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../security.html">Security</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../timezone.html">Time zones</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../api.html">Experimental Rest API</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../integration.html">Integration</a></li>
+<li class="toctree-l1"><a class="reference internal" href="../../../lineage.html">Lineage</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../faq.html">FAQ</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../code.html">API Reference</a></li>
</ul>
@@ -171,25 +173,30 @@
<h1>Source code for airflow.macros.hive</h1><div class="highlight"><pre>
<span></span><span class="c1"># -*- coding: utf-8 -*-</span>
<span class="c1">#</span>
-<span class="c1"># Licensed under the Apache License, Version 2.0 (the "License");</span>
-<span class="c1"># you may not use this file except in compliance with the License.</span>
-<span class="c1"># 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, software</span>
-<span class="c1"># distributed under the License is distributed on an "AS IS" BASIS,</span>
-<span class="c1"># WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
-<span class="c1"># See the License for the specific language governing permissions and</span>
-<span class="c1"># limitations under the License.</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">import</span> <span class="nn">datetime</span>
<div class="viewcode-block" id="max_partition"><a class="viewcode-back" href="../../../code.html#airflow.macros.hive.max_partition">[docs]</a><span class="k">def</span> <span class="nf">max_partition</span><span class="p">(</span>
- <span class="n">table</span><span class="p">,</span> <span class="n">schema</span><span class="o">=</span><span class="s2">"default"</span><span class="p">,</span> <span class="n">field</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="nb">filter</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
+ <span class="n">table</span><span class="p">,</span> <span class="n">schema</span><span class="o">=</span><span class="s2">"default"</span><span class="p">,</span> <span class="n">field</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">filter_map</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">metastore_conn_id</span><span class="o">=</span><span class="s1">'metastore_default'</span><span class="p">):</span>
- <span class="sd">'''</span>
+ <span class="sd">"""</span>
<span class="sd"> Gets the max partition for a table.</span>
<span class="sd"> :param schema: The hive schema the table lives in</span>
@@ -198,24 +205,27 @@
<span class="sd"> notation as in "my_database.my_table", if a dot is found,</span>
<span class="sd"> the schema param is disregarded</span>
<span class="sd"> :type table: string</span>
-<span class="sd"> :param hive_conn_id: The hive connection you are interested in.</span>
+<span class="sd"> :param metastore_conn_id: The hive connection you are interested in.</span>
<span class="sd"> If your default is set you don't need to use this parameter.</span>
-<span class="sd"> :type hive_conn_id: string</span>
-<span class="sd"> :param filter: filter on a subset of partition as in</span>
-<span class="sd"> `sub_part='specific_value'`</span>
-<span class="sd"> :type filter: string</span>
+<span class="sd"> :type metastore_conn_id: string</span>
+<span class="sd"> :param filter_map: partition_key:partition_value map used for partition filtering,</span>
+<span class="sd"> e.g. {'key1': 'value1', 'key2': 'value2'}.</span>
+<span class="sd"> Only partitions matching all partition_key:partition_value</span>
+<span class="sd"> pairs will be considered as candidates of max partition.</span>
+<span class="sd"> :type filter_map: map</span>
<span class="sd"> :param field: the field to get the max value from. If there's only</span>
<span class="sd"> one partition field, this will be inferred</span>
+<span class="sd"> :type field: str</span>
<span class="sd"> >>> max_partition('airflow.static_babynames_partitioned')</span>
<span class="sd"> '2015-01-01'</span>
-<span class="sd"> '''</span>
+<span class="sd"> """</span>
<span class="kn">from</span> <span class="nn">airflow.hooks.hive_hooks</span> <span class="k">import</span> <span class="n">HiveMetastoreHook</span>
<span class="k">if</span> <span class="s1">'.'</span> <span class="ow">in</span> <span class="n">table</span><span class="p">:</span>
<span class="n">schema</span><span class="p">,</span> <span class="n">table</span> <span class="o">=</span> <span class="n">table</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">'.'</span><span class="p">)</span>
<span class="n">hh</span> <span class="o">=</span> <span class="n">HiveMetastoreHook</span><span class="p">(</span><span class="n">metastore_conn_id</span><span class="o">=</span><span class="n">metastore_conn_id</span><span class="p">)</span>
<span class="k">return</span> <span class="n">hh</span><span class="o">.</span><span class="n">max_partition</span><span class="p">(</span>
- <span class="n">schema</span><span class="o">=</span><span class="n">schema</span><span class="p">,</span> <span class="n">table_name</span><span class="o">=</span><span class="n">table</span><span class="p">,</span> <span class="n">field</span><span class="o">=</span><span class="n">field</span><span class="p">,</span> <span class="nb">filter</span><span class="o">=</span><span class="nb">filter</span><span class="p">)</span></div>
+ <span class="n">schema</span><span class="o">=</span><span class="n">schema</span><span class="p">,</span> <span class="n">table_name</span><span class="o">=</span><span class="n">table</span><span class="p">,</span> <span class="n">field</span><span class="o">=</span><span class="n">field</span><span class="p">,</span> <span class="n">filter_map</span><span class="o">=</span><span class="n">filter_map</span><span class="p">)</span></div>
<span class="k">def</span> <span class="nf">_closest_date</span><span class="p">(</span><span class="n">target_dt</span><span class="p">,</span> <span class="n">date_list</span><span class="p">,</span> <span class="n">before_target</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>