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            <h1 id="seo-header">多线程模块threading的简单使用</h1>
            
            
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                <figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span 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class="line">121</span><br><span class="line">122</span><br><span class="line">123</span><br><span class="line">124</span><br><span class="line">125</span><br><span class="line">126</span><br><span class="line">127</span><br><span class="line">128</span><br><span class="line">129</span><br><span class="line">130</span><br><span class="line">131</span><br><span class="line">132</span><br><span class="line">133</span><br><span class="line">134</span><br><span class="line">135</span><br><span class="line">136</span><br><span class="line">137</span><br><span class="line">138</span><br><span class="line">139</span><br><span class="line">140</span><br><span class="line">141</span><br><span class="line">142</span><br><span class="line">143</span><br><span class="line">144</span><br><span class="line">145</span><br><span class="line">146</span><br><span class="line">147</span><br><span class="line">148</span><br><span class="line">149</span><br><span class="line">150</span><br><span class="line">151</span><br><span class="line">152</span><br><span class="line">153</span><br><span class="line">154</span><br><span class="line">155</span><br><span class="line">156</span><br><span class="line">157</span><br><span class="line">158</span><br><span class="line">159</span><br><span class="line">160</span><br><span class="line">161</span><br><span class="line">162</span><br><span class="line">163</span><br><span class="line">164</span><br><span class="line">165</span><br><span class="line">166</span><br><span class="line">167</span><br></pre></td><td class="code"><pre><code class="hljs python"><span class="hljs-keyword">from</span> aip <span class="hljs-keyword">import</span> AipOcr<br><span class="hljs-keyword">import</span> requests, time, re, random, threading<br><br>space = re.<span class="hljs-built_in">compile</span>(<span class="hljs-string">r&#x27;\s+&#x27;</span>)<br>htag = re.<span class="hljs-built_in">compile</span>(<span class="hljs-string">r&#x27;&lt;[^&gt;]+&gt;&#x27;</span>)<br><br><span class="hljs-string">&quot;&quot;&quot; 你的 APPID AK SK &quot;&quot;&quot;</span><br>APP_ID = <span class="hljs-string">&#x27;&#x27;</span><br>API_KEY = <span class="hljs-string">&#x27;&#x27;</span><br>SECRET_KEY = <span class="hljs-string">&#x27;&#x27;</span><br><br>client = AipOcr(APP_ID, API_KEY, SECRET_KEY)<br>options = &#123;&#125;<br>options[<span class="hljs-string">&quot;language_type&quot;</span>] = <span class="hljs-string">&quot;CHN_ENG&quot;</span><br>options[<span class="hljs-string">&quot;detect_direction&quot;</span>] = <span class="hljs-string">&quot;true&quot;</span><br>options[<span class="hljs-string">&quot;detect_language&quot;</span>] = <span class="hljs-string">&quot;true&quot;</span><br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">BaiduOCR</span>(<span class="hljs-params">image, options=options</span>):<br>    <span class="hljs-keyword">if</span> <span class="hljs-built_in">isinstance</span>(image, <span class="hljs-built_in">str</span>):<br>        results = client.basicGeneralUrl(image, options)<br>    <span class="hljs-keyword">else</span>:<br>        results = client.basicGeneral(image, options)<br>    <span class="hljs-keyword">if</span> <span class="hljs-string">&#x27;error_code&#x27;</span> <span class="hljs-keyword">in</span> results:<br>        <span class="hljs-built_in">print</span> (<span class="hljs-string">f&#x27;BaiduOCR error <span class="hljs-subst">&#123;results[<span class="hljs-string">&quot;error_code&quot;</span>]&#125;</span> <span class="hljs-subst">&#123;results[<span class="hljs-string">&quot;error_msg&quot;</span>]&#125;</span>&#x27;</span>)<br>        <span class="hljs-keyword">return</span> <span class="hljs-string">&#x27;&#x27;</span><br>    <span class="hljs-keyword">return</span> <span class="hljs-string">&#x27;&#x27;</span>.join(line[<span class="hljs-string">&#x27;words&#x27;</span>] <span class="hljs-keyword">for</span> line <span class="hljs-keyword">in</span> results[<span class="hljs-string">&#x27;words_result&#x27;</span>] <span class="hljs-keyword">if</span> <span class="hljs-string">&#x27;words&#x27;</span> <span class="hljs-keyword">in</span> line)<br>    <br><span class="hljs-keyword">def</span> <span class="hljs-title function_">jsonfy</span>(<span class="hljs-params">s:<span class="hljs-built_in">str</span></span>)-&gt;<span class="hljs-built_in">object</span>:<br>    <span class="hljs-comment">#此函数将不带双引号的json的key标准化</span><br>    <span class="hljs-keyword">if</span> s[<span class="hljs-number">0</span>] <span class="hljs-keyword">not</span> <span class="hljs-keyword">in</span> (<span class="hljs-string">&#x27;&#123;&#x27;</span>,<span class="hljs-string">&#x27;[&#x27;</span>): <span class="hljs-built_in">print</span>(s + <span class="hljs-string">&#x27;\n&#x27;</span> + <span class="hljs-string">&#x27;jsonfy 登录失效,请重新获取Cookie!&#x27;</span>)<br>    <span class="hljs-keyword">try</span>:<br>        obj = <span class="hljs-built_in">eval</span>(s, <span class="hljs-built_in">type</span>(<span class="hljs-string">&#x27;js&#x27;</span>, (<span class="hljs-built_in">dict</span>,), <span class="hljs-built_in">dict</span>(__getitem__=<span class="hljs-keyword">lambda</span> s, n: n))())<br>        <span class="hljs-keyword">return</span> obj<br>    <span class="hljs-keyword">except</span> Exception:<br>        <span class="hljs-keyword">return</span> &#123;&#125;<br>    <br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">getScLc</span>(<span class="hljs-params">d</span>):<br>    <span class="hljs-keyword">return</span> (<span class="hljs-built_in">int</span>(d[<span class="hljs-string">&#x27;sc&#x27;</span>]), <span class="hljs-built_in">int</span>(d[<span class="hljs-string">&#x27;lc&#x27;</span>]))<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">getXkList</span>(<span class="hljs-params">r</span>):<br>    a = r.text.find(<span class="hljs-string">&#x27;[&#x27;</span>)<br>    b = r.text.find(<span class="hljs-string">r&#x27;;/*sc 当前人数, lc 人数上限*/&#x27;</span>)<br>    c = r.text.find(<span class="hljs-string">&#x27;&#123;&#x27;</span>, b)<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;getXkList <span class="hljs-subst">&#123;a&#125;</span> <span class="hljs-subst">&#123;b&#125;</span> <span class="hljs-subst">&#123;c&#125;</span>&#x27;</span>)<br>    <span class="hljs-keyword">if</span> b==-<span class="hljs-number">1</span> <span class="hljs-keyword">or</span> c==-<span class="hljs-number">1</span>: <span class="hljs-built_in">print</span>(r.text); time.sleep(<span class="hljs-number">0.5</span>); <span class="hljs-keyword">return</span><br>    j = jsonfy(r.text[a:b])<br>    j2 = jsonfy(r.text[c:])<br>    <span class="hljs-keyword">return</span> [(one[<span class="hljs-string">&#x27;id&#x27;</span>], one[<span class="hljs-string">&#x27;no&#x27;</span>], one[<span class="hljs-string">&#x27;name&#x27;</span>], getScLc(j2[<span class="hljs-built_in">str</span>(one[<span class="hljs-string">&#x27;id&#x27;</span>])])) <span class="hljs-keyword">for</span> one <span class="hljs-keyword">in</span> j]<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">getData</span>(<span class="hljs-params">Form = <span class="hljs-literal">None</span></span>):<br>    <span class="hljs-keyword">if</span> Form:<br>        r = requests.post(<span class="hljs-string">&#x27;&#x27;</span>, data = Form, headers=headers)<br>    <span class="hljs-keyword">else</span>:<br>        r = requests.get(<span class="hljs-string">r&#x27;&#x27;</span><br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;getData status_code <span class="hljs-subst">&#123;r.status_code&#125;</span>&#x27;</span>)<br>    <span class="hljs-keyword">if</span> <span class="hljs-string">&#x27;请不要过快点击&#x27;</span> <span class="hljs-keyword">in</span> r.text: time.sleep(random.randint(<span class="hljs-number">3</span>,<span class="hljs-number">9</span>)/<span class="hljs-number">3</span>)<br>    <span class="hljs-keyword">return</span> r<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">getTimestamp</span>(<span class="hljs-params">size = <span class="hljs-number">1000</span></span>):<br>    t = time.time()<br>    <span class="hljs-keyword">return</span> <span class="hljs-built_in">int</span>(<span class="hljs-built_in">round</span>(t * size))<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">getCaptcha</span>():<br>    r = requests.get(<span class="hljs-string">f&#x27;&#x27;</span>, headers=headers)<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;getCaptcha status_code <span class="hljs-subst">&#123;r.status_code&#125;</span>&#x27;</span>)<br>    img = r.content<br>    text = BaiduOCR(img)<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;getCaptcha results <span class="hljs-subst">&#123;text&#125;</span>&#x27;</span>)<br>    <span class="hljs-keyword">return</span> text.replace(<span class="hljs-string">&#x27; &#x27;</span>,<span class="hljs-string">&#x27;&#x27;</span>)<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">Xk</span>(<span class="hljs-params">CourseId, lock</span>):<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;Xk 怎么会死锁? <span class="hljs-subst">&#123;lock.locked()&#125;</span>&#x27;</span>)<br>    <span class="hljs-keyword">with</span> lock:<br>        data = &#123;<br>        <span class="hljs-string">&quot;optype&quot;</span>: <span class="hljs-string">&quot;true&quot;</span>,<br>        <span class="hljs-string">&quot;operator0&quot;</span>: <span class="hljs-string">f&quot;<span class="hljs-subst">&#123;CourseId&#125;</span>:true:0&quot;</span>,<br>        <span class="hljs-string">&quot;captcha_response&quot;</span>: getCaptcha()<br>        &#125;<br>        r = requests.post(<span class="hljs-string">r&#x27;&#x27;</span>, data = data, headers=headers)<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;Xk status_code <span class="hljs-subst">&#123;r.status_code&#125;</span>&#x27;</span>)<br>    <span class="hljs-keyword">return</span> htag.sub(<span class="hljs-string">&#x27; &#x27;</span>, space.sub(<span class="hljs-string">&#x27;&#x27;</span>, r.text))<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">Xk2S</span>(<span class="hljs-params">CourseId, lock</span>):<br>    i = <span class="hljs-number">3</span><br>    <span class="hljs-built_in">ord</span> = <span class="hljs-number">1</span><br>    <span class="hljs-keyword">while</span> i &gt;= <span class="hljs-number">0</span>:<br>        st = Xk(CourseId, lock)<br>        <span class="hljs-keyword">if</span> <span class="hljs-string">&#x27;选课成功&#x27;</span> <span class="hljs-keyword">in</span> st:<br>            <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;Xk2S 第<span class="hljs-subst">&#123;<span class="hljs-built_in">ord</span>&#125;</span>次选课成功!&#x27;</span>)<br>            <span class="hljs-keyword">return</span> <span class="hljs-literal">True</span><br>        <span class="hljs-keyword">else</span>:<br>            <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;Xk2S 第<span class="hljs-subst">&#123;<span class="hljs-built_in">ord</span>&#125;</span>次选课:&#x27;</span>)<br>            <span class="hljs-built_in">print</span>(st)<br>            <span class="hljs-keyword">assert</span> <span class="hljs-string">&#x27;选课失败:公选人数已满&#x27;</span> <span class="hljs-keyword">not</span> <span class="hljs-keyword">in</span> st, <span class="hljs-string">&#x27;Xk2S 公选人数已满 无法继续&#x27;</span><br>            <span class="hljs-keyword">assert</span> <span class="hljs-string">&#x27;选课失败:你已经选过&#x27;</span> <span class="hljs-keyword">not</span> <span class="hljs-keyword">in</span> st, <span class="hljs-string">&#x27;Xk2S 选课成功 无需继续&#x27;</span><br>            <span class="hljs-keyword">if</span> <span class="hljs-string">&#x27;操作失败:验证码错误&#x27;</span> <span class="hljs-keyword">not</span> <span class="hljs-keyword">in</span> st: i -= <span class="hljs-number">1</span><br>        <span class="hljs-built_in">ord</span> += <span class="hljs-number">1</span><br>    <span class="hljs-keyword">else</span>:<br>        <span class="hljs-keyword">return</span> <span class="hljs-literal">False</span><br><span class="hljs-comment">#PHPM110047.01</span><br><br><span class="hljs-keyword">from</span> headers <span class="hljs-keyword">import</span> headers<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">getCourse</span>(<span class="hljs-params">Form</span>):<br>    Courses = getXkList(getData(Form))<br>    <span class="hljs-keyword">while</span> <span class="hljs-keyword">not</span> Courses:<br>        <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;getCourse 想必是要死循环了 <span class="hljs-subst">&#123;Courses&#125;</span>&#x27;</span>)<br>        time.sleep(random.randint(<span class="hljs-number">5</span>,<span class="hljs-number">16</span>)/<span class="hljs-number">2</span>)<br>        Courses = getXkList(getData(Form))<br>        <br>    <span class="hljs-built_in">print</span> (Courses)<br>    <span class="hljs-keyword">for</span> Course <span class="hljs-keyword">in</span> Courses:<br>        <span class="hljs-keyword">if</span> Course[<span class="hljs-number">1</span>] <span class="hljs-keyword">in</span> Form[<span class="hljs-string">&#x27;lessonNo&#x27;</span>]:<br>            <span class="hljs-built_in">print</span> (Course)<br>            <span class="hljs-keyword">return</span> Course<br>    <span class="hljs-keyword">assert</span> <span class="hljs-literal">False</span>, <span class="hljs-string">&#x27;getCourse 出现未知错误,请重试!&#x27;</span><br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">isSuccessful</span>(<span class="hljs-params">Form</span>):<br>    time.sleep(<span class="hljs-number">5</span>)<br>    Courses = getXkList(getData())<br>    <span class="hljs-built_in">print</span> (Courses)<br>    <span class="hljs-keyword">for</span> Course <span class="hljs-keyword">in</span> Courses:<br>        <span class="hljs-keyword">if</span> Course[<span class="hljs-number">1</span>] == Form[<span class="hljs-string">&#x27;lessonNo&#x27;</span>]:<br>            <span class="hljs-built_in">print</span> (Course)<br>            <span class="hljs-keyword">return</span> <span class="hljs-literal">True</span><br>    <span class="hljs-keyword">return</span> <span class="hljs-literal">False</span><br><br><span class="hljs-comment">#Form[&#x27;lessonNo&#x27;] = &#x27;PEDU110091.19&#x27;</span><br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">start</span>(<span class="hljs-params">lessonNo, lock, event</span>):<br>    Form = &#123;<br>    <span class="hljs-string">&quot;lessonNo&quot;</span>: lessonNo,<br>    <span class="hljs-string">&quot;courseCode&quot;</span>: <span class="hljs-string">&quot;&quot;</span>,<br>    <span class="hljs-string">&quot;courseName&quot;</span>: <span class="hljs-string">&quot;&quot;</span><br>    &#125;<br>    time.sleep(random.randint(<span class="hljs-number">0</span>,<span class="hljs-number">50</span>)/<span class="hljs-number">10</span>)<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;start <span class="hljs-subst">&#123;lessonNo&#125;</span> <span class="hljs-subst">&#123;<span class="hljs-built_in">id</span>(lock)&#125;</span> <span class="hljs-subst">&#123;<span class="hljs-built_in">id</span>(event)&#125;</span>&#x27;</span>)<br>    <span class="hljs-keyword">while</span> <span class="hljs-literal">True</span>:<br>        <span class="hljs-keyword">try</span> :<br>            Course = getCourse(Form)<br>            <span class="hljs-keyword">if</span> Course[<span class="hljs-number">3</span>][<span class="hljs-number">0</span>] &lt; Course[<span class="hljs-number">3</span>][<span class="hljs-number">1</span>]:<br>                <span class="hljs-keyword">if</span> Xk2S(Course[<span class="hljs-number">0</span>], lock) <span class="hljs-keyword">and</span> isSuccessful(Form):<br>                    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;主循环 选课成功 <span class="hljs-subst">&#123;time.ctime(time.time())&#125;</span>&#x27;</span>)<br>                    <span class="hljs-keyword">break</span><br>                <span class="hljs-keyword">else</span>:<br>                    <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;主循环 选课失败 继续尝试 <span class="hljs-subst">&#123;time.ctime(time.time())&#125;</span>&#x27;</span>)<br>            <span class="hljs-keyword">else</span>:<br>                <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;主循环 人数已达上限 继续等待 <span class="hljs-subst">&#123;time.ctime(time.time())&#125;</span>&#x27;</span>)<br>            event.<span class="hljs-built_in">set</span>()<br>            time.sleep(random.randint(<span class="hljs-number">20</span>,<span class="hljs-number">50</span>)/<span class="hljs-number">5</span>)<br>        <span class="hljs-keyword">except</span> requests.ConnectionError:<br>            <span class="hljs-built_in">print</span>(<span class="hljs-string">&#x27;网络超时, 延时等待1分钟&#x27;</span>)<br>            <span class="hljs-keyword">for</span> i <span class="hljs-keyword">in</span> <span class="hljs-built_in">range</span>(<span class="hljs-number">6</span>):<br>                event.<span class="hljs-built_in">set</span>()<br>                time.sleep(<span class="hljs-number">10</span>)<br><br>printf = <span class="hljs-built_in">print</span><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">wrapprint</span>(<span class="hljs-params">*args, **kw</span>):<br>    printf(threading.current_thread().name, <span class="hljs-string">&quot;:&quot;</span>,end=<span class="hljs-string">&#x27;&#x27;</span>)<br>    printf(*args, **kw)<br><span class="hljs-built_in">print</span> = wrapprint<br><br><br><br><br><br></code></pre></td></tr></table></figure>

<figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br></pre></td><td class="code"><pre><code class="hljs python"><span class="hljs-keyword">import</span> threading, time, ctypes, inspect<br><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">_async_raise</span>(<span class="hljs-params">tid, exctype</span>):<br>    <span class="hljs-string">&quot;&quot;&quot;raises the exception, performs cleanup if needed&quot;&quot;&quot;</span><br>    tid = ctypes.c_long(tid)<br>    <span class="hljs-keyword">if</span> <span class="hljs-keyword">not</span> inspect.isclass(exctype):<br>        exctype = <span class="hljs-built_in">type</span>(exctype)<br>    res = ctypes.pythonapi.PyThreadState_SetAsyncExc(tid, ctypes.py_object(exctype))<br>    <span class="hljs-keyword">if</span> res == <span class="hljs-number">0</span>:<br>        <span class="hljs-comment">#raise ValueError(&quot;invalid thread id&quot;)</span><br>        <span class="hljs-keyword">return</span> <span class="hljs-string">&quot;ValueError: invalid thread id&quot;</span><br>    <span class="hljs-keyword">elif</span> res != <span class="hljs-number">1</span>:<br>        <span class="hljs-comment"># &quot;&quot;&quot;if it returns a number greater than one, you&#x27;re in trouble,</span><br>        <span class="hljs-comment"># and you should call it again with exc=NULL to revert the effect&quot;&quot;&quot;</span><br>        ctypes.pythonapi.PyThreadState_SetAsyncExc(tid, <span class="hljs-literal">None</span>)<br>        <span class="hljs-comment">#raise SystemError(&quot;PyThreadState_SetAsyncExc failed&quot;)</span><br>        <span class="hljs-keyword">return</span> <span class="hljs-string">&quot;SystemError: PyThreadState_SetAsyncExc failed&quot;</span><br>    <span class="hljs-keyword">return</span> <span class="hljs-string">&quot;success!&quot;</span><br><span class="hljs-keyword">def</span> <span class="hljs-title function_">startThread</span>(<span class="hljs-params">tasks, timeout=<span class="hljs-number">35</span></span>):<br>    lock = threading.Lock()<br>    tasks = [(target, args, threading.Event()) <span class="hljs-keyword">for</span> target,args <span class="hljs-keyword">in</span> tasks]<br>    <span class="hljs-comment">#for task in tasks: task[&#x27;args&#x27;] = task.get(&#x27;args&#x27;,()) + (lock, watchdog)</span><br>    threads = [[threading.Thread(target=target, args=args+(lock, event)), event] <span class="hljs-keyword">for</span> target,args,event <span class="hljs-keyword">in</span> tasks]<br>    <span class="hljs-comment">#if threads: timeout = timeout // len(threads) + 1</span><br>    <span class="hljs-keyword">for</span> t,event <span class="hljs-keyword">in</span> threads: t.setDaemon(<span class="hljs-literal">True</span>)<br>    <span class="hljs-keyword">for</span> t,event <span class="hljs-keyword">in</span> threads: t.start()<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">&#x27;startThread 守护线程开始执行!&#x27;</span>)<br>    counter = <span class="hljs-number">1</span><br>    <span class="hljs-keyword">while</span> <span class="hljs-built_in">any</span>(t.is_alive() <span class="hljs-keyword">for</span> t,event <span class="hljs-keyword">in</span> threads):<br>        <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 守护线程第<span class="hljs-subst">&#123;counter&#125;</span>轮 开始 <span class="hljs-subst">&#123;time.ctime(time.time())&#125;</span>&#x27;</span>)<br>        time.sleep(timeout)<br>        <span class="hljs-keyword">for</span> t,event <span class="hljs-keyword">in</span> threads:<br>            <span class="hljs-keyword">if</span> <span class="hljs-keyword">not</span> event.isSet() <span class="hljs-keyword">and</span> t.is_alive(): <span class="hljs-keyword">break</span><br>            time.sleep(<span class="hljs-number">0.1</span>)<br>        <span class="hljs-keyword">else</span>: <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 守护线程第<span class="hljs-subst">&#123;counter&#125;</span>轮 正常 <span class="hljs-subst">&#123;time.ctime(time.time())&#125;</span>&#x27;</span>); counter += <span class="hljs-number">1</span>;<span class="hljs-keyword">continue</span><br>        <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 守护线程第<span class="hljs-subst">&#123;counter&#125;</span>轮 发生异常,准备重启... <span class="hljs-subst">&#123;time.ctime(time.time())&#125;</span>&#x27;</span>)<br>        lock = threading.Lock()<br>        restart = []<br>        <span class="hljs-keyword">for</span> i,one <span class="hljs-keyword">in</span> <span class="hljs-built_in">enumerate</span>(threads):<br>            t, event = one<br>            <span class="hljs-keyword">if</span> <span class="hljs-keyword">not</span> t.is_alive(): <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 线程自然退出,忽略 <span class="hljs-subst">&#123;t.name&#125;</span>&#x27;</span>); <span class="hljs-keyword">continue</span><br>            <span class="hljs-keyword">if</span> event.isSet(): event.clear()<br>            <span class="hljs-keyword">else</span>:<br>                <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 正在结束线程 <span class="hljs-subst">&#123;t.name&#125;</span> <span class="hljs-subst">&#123;_async_raise(t.ident, SystemExit)&#125;</span>&#x27;</span>)<br>                target,args,event = tasks[i]<br>                t = threads[i][<span class="hljs-number">0</span>] = threading.Thread(target=target, args=args+(lock, event))<br>                t.setDaemon(<span class="hljs-literal">True</span>)<br>                restart.append(t) <br>        <span class="hljs-keyword">for</span> t <span class="hljs-keyword">in</span> restart: t.start(); <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 启动替代线程 <span class="hljs-subst">&#123;t.name&#125;</span>&#x27;</span>)<br>        <span class="hljs-keyword">del</span> restart<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">&#x27;startThread 守护线程准备退出中...&#x27;</span>)<br>    <span class="hljs-keyword">for</span> t,event <span class="hljs-keyword">in</span> threads:<br>        <span class="hljs-keyword">if</span> t.is_alive(): <span class="hljs-built_in">print</span>(<span class="hljs-string">f&#x27;startThread 正在结束线程 <span class="hljs-subst">&#123;t.name&#125;</span> <span class="hljs-subst">&#123;_async_raise(t.ident, SystemExit)&#125;</span>&#x27;</span>)<br>    <span class="hljs-built_in">print</span>(<span class="hljs-string">&#x27;startThread 守护线程已退出!&#x27;</span>)<br><br><span class="hljs-keyword">from</span> FDUxk1 <span class="hljs-keyword">import</span> start<br><br>cl = [] <br><span class="hljs-comment">#cl.append(&#x27;PEDU110091.19&#x27;) #乒乓球</span><br>cl.append(<span class="hljs-string">&#x27;PHPM110047.01&#x27;</span>) <span class="hljs-comment">#医院经营管理</span><br><span class="hljs-comment">#cl.append(&#x27;TOUR110001.01&#x27;) #旅游与经济管理</span><br>cl.append(<span class="hljs-string">&#x27;PTSS110016.01&#x27;</span>) <span class="hljs-comment">#当代世界经济与政治</span><br>cl.append(<span class="hljs-string">&#x27;PHIL119056.01&#x27;</span>) <span class="hljs-comment">#哲学视野中的人工智能</span><br><br></code></pre></td></tr></table></figure>
                
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