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| <section id="module-apache_beam.utils.profiler"> |
| <span id="apache-beam-utils-profiler-module"></span><h1>apache_beam.utils.profiler module<a class="headerlink" href="#module-apache_beam.utils.profiler" title="Link to this heading"></a></h1> |
| <p>A profiler context manager based on cProfile.Profile and guppy.hpy objects.</p> |
| <p>For internal use only; no backwards-compatibility guarantees.</p> |
| <dl class="py class"> |
| <dt class="sig sig-object py" id="apache_beam.utils.profiler.Profile"> |
| <em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">apache_beam.utils.profiler.</span></span><span class="sig-name descname"><span class="pre">Profile</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">profile_id</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span></em>, <em class="sig-param"><span class="n"><span class="pre">profile_location</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.13)"><span class="pre">None</span></a></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">log_results</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.13)"><span class="pre">bool</span></a></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">False</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">file_copy_fn</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Callable" title="(in Python v3.13)"><span class="pre">Callable</span></a><span class="p"><span class="pre">[</span></span><span class="p"><span class="pre">[</span></span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a><span class="p"><span class="pre">,</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a><span class="p"><span class="pre">]</span></span><span class="p"><span class="pre">,</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.13)"><span class="pre">None</span></a><span class="p"><span class="pre">]</span></span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.13)"><span class="pre">None</span></a></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">time_prefix</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">'%Y-%m-%d_%H_%M_%S-'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">enable_cpu_profiling</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.13)"><span class="pre">bool</span></a></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">False</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">enable_memory_profiling</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><a class="reference external" href="https://docs.python.org/3/library/functions.html#bool" title="(in Python v3.13)"><span class="pre">bool</span></a></span><span class="w"> </span><span class="o"><span class="pre">=</span></span><span class="w"> </span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/utils/profiler.html#Profile"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.utils.profiler.Profile" title="Link to this definition"></a></dt> |
| <dd><p>Bases: <a class="reference external" href="https://docs.python.org/3/library/functions.html#object" title="(in Python v3.13)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p> |
| <p>cProfile and Heapy wrapper context for saving and logging profiler |
| results.</p> |
| <p>Creates a Profile object.</p> |
| <dl class="field-list simple"> |
| <dt class="field-odd">Parameters<span class="colon">:</span></dt> |
| <dd class="field-odd"><ul class="simple"> |
| <li><p><strong>profile_id</strong> – Unique id of the profiling session.</p></li> |
| <li><p><strong>profile_location</strong> – The file location where the profiling results will be |
| stored.</p></li> |
| <li><p><strong>log_results</strong> – Log the result to console if true.</p></li> |
| <li><p><strong>file_copy_fn</strong> – Lambda function for copying files.</p></li> |
| <li><p><strong>time_prefix</strong> – Format of the timestamp prefix in profiling result files.</p></li> |
| <li><p><strong>enable_cpu_profiling</strong> – CPU profiler will be enabled during the profiling |
| session.</p></li> |
| <li><p><strong>enable_memory_profiling</strong> – Memory profiler will be enabled during the |
| profiling session, the profiler only records the newly allocated objects |
| in this session.</p></li> |
| </ul> |
| </dd> |
| </dl> |
| <dl class="py attribute"> |
| <dt class="sig sig-object py" id="apache_beam.utils.profiler.Profile.SORTBY"> |
| <span class="sig-name descname"><span class="pre">SORTBY</span></span><em class="property"><span class="w"> </span><span class="p"><span class="pre">=</span></span><span class="w"> </span><span class="pre">'cumulative'</span></em><a class="headerlink" href="#apache_beam.utils.profiler.Profile.SORTBY" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py attribute"> |
| <dt class="sig sig-object py" id="apache_beam.utils.profiler.Profile.profile_output"> |
| <span class="sig-name descname"><span class="pre">profile_output</span></span><em class="property"><span class="p"><span class="pre">:</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/stdtypes.html#str" title="(in Python v3.13)"><span class="pre">str</span></a></em><a class="headerlink" href="#apache_beam.utils.profiler.Profile.profile_output" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py attribute"> |
| <dt class="sig sig-object py" id="apache_beam.utils.profiler.Profile.stats"> |
| <span class="sig-name descname"><span class="pre">stats</span></span><em class="property"><span class="p"><span class="pre">:</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/profile.html#pstats.Stats" title="(in Python v3.13)"><span class="pre">Stats</span></a></em><a class="headerlink" href="#apache_beam.utils.profiler.Profile.stats" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.utils.profiler.Profile.default_file_copy_fn"> |
| <em class="property"><span class="pre">static</span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">default_file_copy_fn</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">src</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">dest</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/apache_beam/utils/profiler.html#Profile.default_file_copy_fn"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.utils.profiler.Profile.default_file_copy_fn" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| <dl class="py method"> |
| <dt class="sig sig-object py" id="apache_beam.utils.profiler.Profile.factory_from_options"> |
| <em class="property"><span class="pre">static</span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">factory_from_options</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">options</span></span></em><span class="sig-paren">)</span> <span class="sig-return"><span class="sig-return-icon">→</span> <span class="sig-return-typehint"><a class="reference external" href="https://docs.python.org/3/library/typing.html#typing.Callable" title="(in Python v3.13)"><span class="pre">Callable</span></a><span class="p"><span class="pre">[</span></span><span class="p"><span class="pre">[</span></span><span class="p"><span class="pre">...</span></span><span class="p"><span class="pre">]</span></span><span class="p"><span class="pre">,</span></span><span class="w"> </span><a class="reference internal" href="#apache_beam.utils.profiler.Profile" title="apache_beam.utils.profiler.Profile"><span class="pre">Profile</span></a><span class="p"><span class="pre">]</span></span><span class="w"> </span><span class="p"><span class="pre">|</span></span><span class="w"> </span><a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.13)"><span class="pre">None</span></a></span></span><a class="reference internal" href="_modules/apache_beam/utils/profiler.html#Profile.factory_from_options"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#apache_beam.utils.profiler.Profile.factory_from_options" title="Link to this definition"></a></dt> |
| <dd></dd></dl> |
| |
| </dd></dl> |
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