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  <div class="section" id="module-airflow.contrib.hooks.aws_logs_hook">
<span id="airflow-contrib-hooks-aws-logs-hook"></span><h1><a class="reference internal" href="#module-airflow.contrib.hooks.aws_logs_hook" title="airflow.contrib.hooks.aws_logs_hook"><code class="xref py py-mod docutils literal notranslate"><span class="pre">airflow.contrib.hooks.aws_logs_hook</span></code></a><a class="headerlink" href="#module-airflow.contrib.hooks.aws_logs_hook" title="Permalink to this headline">¶</a></h1>
<p><p>This module contains a hook (AwsLogsHook) with some very basic
functionality for interacting with AWS CloudWatch.</p>
</p>
<div class="section" id="module-contents">
<h2>Module Contents<a class="headerlink" href="#module-contents" title="Permalink to this headline">¶</a></h2>
<dl class="class">
<dt id="airflow.contrib.hooks.aws_logs_hook.AwsLogsHook">
<em class="property">class </em><code class="sig-prename descclassname">airflow.contrib.hooks.aws_logs_hook.</code><code class="sig-name descname">AwsLogsHook</code><span class="sig-paren">(</span><em class="sig-param">region_name=None</em>, <em class="sig-param">*args</em>, <em class="sig-param">**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/aws_logs_hook.html#AwsLogsHook"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.aws_logs_hook.AwsLogsHook" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="../aws_hook/index.html#airflow.contrib.hooks.aws_hook.AwsHook" title="airflow.contrib.hooks.aws_hook.AwsHook"><code class="xref py py-class docutils literal notranslate"><span class="pre">airflow.contrib.hooks.aws_hook.AwsHook</span></code></a></p>
<p>Interact with AWS CloudWatch Logs</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><p><strong>region_name</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – AWS Region Name (example: us-west-2)</p>
</dd>
</dl>
<dl class="method">
<dt id="airflow.contrib.hooks.aws_logs_hook.AwsLogsHook.get_conn">
<code class="sig-name descname">get_conn</code><span class="sig-paren">(</span><em class="sig-param">self</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/aws_logs_hook.html#AwsLogsHook.get_conn"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.aws_logs_hook.AwsLogsHook.get_conn" title="Permalink to this definition">¶</a></dt>
<dd><p>Establish an AWS connection for retrieving logs.</p>
<dl class="field-list simple">
<dt class="field-odd">Return type</dt>
<dd class="field-odd"><p><a class="reference external" href="https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/logs.html#CloudWatchLogs.Client" title="(in Boto 3 Docs v1.11.12)">CloudWatchLogs.Client</a></p>
</dd>
</dl>
</dd></dl>

<dl class="method">
<dt id="airflow.contrib.hooks.aws_logs_hook.AwsLogsHook.get_log_events">
<code class="sig-name descname">get_log_events</code><span class="sig-paren">(</span><em class="sig-param">self</em>, <em class="sig-param">log_group</em>, <em class="sig-param">log_stream_name</em>, <em class="sig-param">start_time=0</em>, <em class="sig-param">skip=0</em>, <em class="sig-param">start_from_head=True</em><span class="sig-paren">)</span><a class="reference internal" href="../../../../../_modules/airflow/contrib/hooks/aws_logs_hook.html#AwsLogsHook.get_log_events"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#airflow.contrib.hooks.aws_logs_hook.AwsLogsHook.get_log_events" title="Permalink to this definition">¶</a></dt>
<dd><p>A generator for log items in a single stream. This will yield all the
items that are available at the current moment.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters</dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>log_group</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – The name of the log group.</p></li>
<li><p><strong>log_stream_name</strong> (<a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.8)"><em>str</em></a>) – The name of the specific stream.</p></li>
<li><p><strong>start_time</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.8)"><em>int</em></a>) – The time stamp value to start reading the logs from (default: 0).</p></li>
<li><p><strong>skip</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#int" title="(in Python v3.8)"><em>int</em></a>) – The number of log entries to skip at the start (default: 0).
This is for when there are multiple entries at the same timestamp.</p></li>
<li><p><strong>start_from_head</strong> (<a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.8)"><em>bool</em></a>) – whether to start from the beginning (True) of the log or
at the end of the log (False).</p></li>
</ul>
</dd>
<dt class="field-even">Return type</dt>
<dd class="field-even"><p><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#dict" title="(in Python v3.8)">dict</a></p>
</dd>
<dt class="field-odd">Returns</dt>
<dd class="field-odd"><p><div class="line-block">
<div class="line">A CloudWatch log event with the following key-value pairs:</div>
<div class="line-block">
<div class="line">’timestamp’ (int): The time in milliseconds of the event.</div>
<div class="line">’message’ (str): The log event data.</div>
<div class="line">’ingestionTime’ (int): The time in milliseconds the event was ingested.</div>
</div>
</div>
</p>
</dd>
</dl>
</dd></dl>

</dd></dl>

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