cm

build/html/cookbook/02进阶/13脚本编程.html

@@ -577,13 +577,25 @@ <h2><span class="section-number">2.10.6. </span>执行外部命令并获取它
 
 <span class="c1"># To interpret as text, decode</span>
 <span class="n">out</span> <span class="o">=</span> <span class="n">stdout</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;utf-8&#39;</span><span class="p">)</span>
-<span class="n">err</span> <span class="o">=</span> <span class="n">stderr</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;utf-8&#39;</span><span class="p">)</span>
+<span class="n">err</span> <span class="o">=</span><span class="n">stderr</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;utf-8&#39;</span><span class="p">)</span>
 </pre></div>
 </div>
 </section>
 <section id="id8">
 <h2><span class="section-number">2.10.7. </span>复制或者移动文件和目录<a class="headerlink" href="#id8" title="Link to this heading"></a></h2>
-<div class="highlight-python notranslate"><div class="highlight"><pre><span></span>
+<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">shutil</span>
+
+<span class="c1"># Copy src to dst. (cp src dst)</span>
+<span class="n">shutil</span><span class="o">.</span><span class="n">copy</span><span class="p">(</span><span class="n">src</span><span class="p">,</span> <span class="n">dst</span><span class="p">)</span>
+
+<span class="c1"># Copy files, but preserve metadata (cp -p src dst)</span>
+<span class="n">shutil</span><span class="o">.</span><span class="n">copy2</span><span class="p">(</span><span class="n">src</span><span class="p">,</span> <span class="n">dst</span><span class="p">)</span>
+
+<span class="c1"># Copy directory tree (cp -R src dst)</span>
+<span class="n">shutil</span><span class="o">.</span><span class="n">copytree</span><span class="p">(</span><span class="n">src</span><span class="p">,</span> <span class="n">dst</span><span class="p">)</span>
+
+<span class="c1"># Move src to dst (mv src dst)</span>
+<span class="n">shutil</span><span class="o">.</span><span class="n">move</span><span class="p">(</span><span class="n">src</span><span class="p">,</span> <span class="n">dst</span><span class="p">)</span>
 </pre></div>
 </div>
 </section>

source/code/cookbook/13.call_cmd.py

@@ -24,4 +24,4 @@
 
 # To interpret as text, decode
 out = stdout.decode('utf-8')
-err = stderr.decode('utf-8')
+err =stderr.decode('utf-8')