https://meliplug.info/tags/python/Recent content in Python on meliplug.infoHugo -- 0.160.0-DEVen-usywbird@naver.com (ywbird)ywbird@naver.com (ywbird)Sun, 05 Jul 2026 06:29:17 +0900https://meliplug.info/posts/python-snippets/Sun, 31 May 2026 00:00:00 +0900ywbird@naver.com (ywbird)https://meliplug.info/posts/python-snippets/<p>list of useful python snippets for my own use</p> <h2 id="dot-env"> <a href="#dot-env" class="anchor">.Env</a> </h2> <p>.env:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-sh" data-lang="sh"><span class="line"><span class="cl"><span class="nv">KEY</span><span class="o">=</span>BANANA </span></span></code></pre></div><p>shell:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-sh" data-lang="sh"><span class="line"><span class="cl">$ uv pip install python-dotenv </span></span></code></pre></div><p>code:</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="kn">import</span> <span class="nn">os</span> </span></span><span class="line"><span class="cl"><span class="kn">from</span> <span class="nn">dotenv</span> <span class="kn">import</span> <span class="n">load_dotenv</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="n">load_dotenv</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="n">KEY</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">getenv</span><span class="p">(</span><span class="s2">&#34;KEY&#34;</span><span class="p">)</span> </span></span></code></pre></div><h2 id="json"> <a href="#json" class="anchor">JSON</a> </h2> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="kn">import</span> <span class="nn">json</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># With file</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="n">data</span> <span class="o">=</span> <span class="n">json</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="n">f</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="n">json</span><span class="o">.</span><span class="n">dump</span><span class="p">(</span><span class="n">data</span><span class="p">,</span> <span class="n">f</span><span class="p">)</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># With string</span> </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="n">s</span> <span class="o">=</span> <span class="s2">&#34;{...}&#34;</span> </span></span><span class="line"><span class="cl"><span class="n">data</span> <span class="o">=</span> <span class="n">json</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">s</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="n">json</span><span class="o">.</span><span class="n">loads</span><span class="p">(</span><span class="n">data</span><span class="p">)</span> </span></span></code></pre></div>