ir a buscar Python </h1>
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<P> Quiero buscar el título de una página web que me abrirá mediante urllib2. ¿Cuál es la mejor manera de hacer esto, para analizar el html y encontrar lo que necesito (por ahora sólo el -tag pero puede ser que necesite más en el futuro). </P>
<P> ¿Hay un buen lib de análisis sintáctico para este propósito? </P> </div>
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<i class="far fa-thumbs-up"></i> Solución </p>
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<P> Sí lo recomendaría <a href="http://www.crummy.com/software/BeautifulSoup/" rel="noreferrer"> BeautifulSoup </a> </p>
<P> Si usted está recibiendo el título es simplemente: </p>
<pre><code>soup = BeautifulSoup(html)
myTitle = soup.html.head.title
</code></pre>
<P> o </p>
<pre><code>myTitle = soup('title')
</code></pre>
<P> <a Tomado de href="http://www.crummy.com/software/BeautifulSoup/documentation.html" rel="noreferrer"> la documentación </a> </p>
<P> Es muy robusto y analizará el html no importa lo sucio que es. </P> </div>
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<p class="title" style="background-color:black;"><i class="fas fa-file-alt"></i> Otros consejos</p>
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<P> Trate <a href="http://www.crummy.com/software/BeautifulSoup/" rel="noreferrer"> Hermosa </a> sopa: </p>
<pre><code>url = 'http://www.example.com'
response = urllib2.urlopen(url)
html = response.read()
soup = BeautifulSoup(html)
title = soup.html.head.title
print title.contents
</code></pre> </div>
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<P> ¿Por qué están ustedes importadores toda una biblioteca adicional para una tarea. No hay expresiones regulares? No fue la solicitud de no urllib bs4 o mech que son terceros? que ver con bibliotecas estándar de analizar el código HTML y coincide con la cadena a continuación, dividir el <code>'>'</code> <code>'<'</code> con fuego o whateves. </p>
<pre><code>N=(len(html))
for a in html(N):
if '<title>' in a:
Title=(str(a))
</code></pre>
<P> eso es pitón 2 creo, puede despojarlo </p> </div>
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<P> <a Use href="http://www.crummy.com/software/BeautifulSoup/" rel="nofollow noreferrer"> Hermosa </a> sopa. </P>
<pre><code>html = urllib2.urlopen("...").read()
from BeautifulSoup import BeautifulSoup
soup = BeautifulSoup(html)
print soup.title.string
</code></pre> </div>
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