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Some of214these modules have historically been available as separate modules; those will215continue to be available under their original names for compatibility reasons,216and will not be removed without a deprecation cycle. The use of modules in217<code class="xref py py-mod docutils literal notranslate"><span class="pre">compression</span></code> is encouraged where practical.</p>218<ul class="simple">219<li><p><code class="xref py py-mod docutils literal notranslate"><span class="pre">compression.bz2</span></code> – Re-exports <a class="reference internal" href="bz2.html#module-bz2" title="bz2: Interfaces for bzip2 compression and decompression."><code class="xref py py-mod docutils literal notranslate"><span class="pre">bz2</span></code></a></p></li>220<li><p><code class="xref py py-mod docutils literal notranslate"><span class="pre">compression.gzip</span></code> – Re-exports <a class="reference internal" href="gzip.html#module-gzip" title="gzip: Interfaces for gzip compression and decompression using file objects."><code class="xref py py-mod docutils literal notranslate"><span class="pre">gzip</span></code></a></p></li>221<li><p><code class="xref py py-mod docutils literal notranslate"><span class="pre">compression.lzma</span></code> – Re-exports <a class="reference internal" href="lzma.html#module-lzma" title="lzma: A Python wrapper for the liblzma compression library."><code class="xref py py-mod docutils literal notranslate"><span class="pre">lzma</span></code></a></p></li>222<li><p><code class="xref py py-mod docutils literal notranslate"><span class="pre">compression.zlib</span></code> – Re-exports <a class="reference internal" href="zlib.html#module-zlib" title="zlib: Low-level interface to compression and decompression routines compatible with gzip."><code class="xref py py-mod docutils literal notranslate"><span class="pre">zlib</span></code></a></p></li>223<li><p><a class="reference internal" href="compression.zstd.html#module-compression.zstd" title="compression.zstd: Low-level interface to compression and decompression routines in the zstd library."><code class="xref py py-mod docutils literal notranslate"><span class="pre">compression.zstd</span></code></a> – Wrapper for the Zstandard compression library</p></li>224</ul>225</section>226 227 228 <div class="clearer"></div>229 </div>230 </div>231 </div>232 <div class="sphinxsidebar" role="navigation" aria-label="Main">233 <div class="sphinxsidebarwrapper">234 <div>235 <h4>Previous topic</h4>236 <p class="topless"><a href="archiving.html"237 title="previous chapter">Data Compression and Archiving</a></p>238 </div>239 <div>240 <h4>Next topic</h4>241 <p class="topless"><a href="compression.zstd.html"242 title="next chapter"><code class="xref py py-mod docutils literal notranslate"><span class="pre">compression.zstd</span></code> — Compression compatible with the Zstandard format</a></p>243 </div>244 <script>245 document.addEventListener('DOMContentLoaded', () => {246 const title = document.querySelector('meta[property="og:title"]').content;247 const elements = document.querySelectorAll('.improvepage');248 const pageurl = window.location.href.split('?')[0];249 elements.forEach(element => {250 const url = new URL(element.href.split('?')[0].replace("-nojs", ""));251 url.searchParams.set('pagetitle', title);252 url.searchParams.set('pageurl', pageurl);253 url.searchParams.set('pagesource', "library/compression.rst");254 element.href = url.toString();255 });256 });257 </script>258 <div role="note" aria-label="source link">259 <h3>This page</h3>260 <ul class="this-page-menu">261 <li><a href="../bugs.html">Report a bug</a></li>262 <li><a class="improvepage" href="../improve-page-nojs.html">Improve this page</a></li>263 <li>264 <a href="https://github.com/python/cpython/blob/main/Doc/library/compression.rst?plain=1"265 rel="nofollow">Show source266 </a>267 </li>268 269 </ul>270 </div>271 </div>272<div id="sidebarbutton" title="Collapse sidebar">273<span>«</span>274</div>275 276 </div>277 <div class="clearer"></div>278 </div> 279 <div class="related" role="navigation" aria-label="Related">280 <h3>Navigation</h3>281 <ul>282 <li class="right" style="margin-right: 10px">283 <a href="../genindex.html" title="General Index"284 >index</a></li>285 <li class="right" >286 <a href="../py-modindex.html" title="Python Module Index"287 >modules</a> |</li>288 <li class="right" >289 <a href="compression.zstd.html" title="compression.zstd — Compression compatible with the Zstandard format"290 >next</a> |</li>291 <li class="right" >292 <a href="archiving.html" title="Data Compression and Archiving"293 >previous</a> |</li>294 295 <li><img src="../_static/py.svg" alt="Python logo" style="vertical-align: middle; 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