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以下代碼未能達到searchResults。我已經打印出documentElement.findFirst（'input [name =「btnG」]'），並發現它是<input name="btnG" type="submit" value="Google Search" class="lsb">，所以我們很好。請注意，我的目標不是要刮谷歌，但通過衆所周知的公開谷歌學習更簡單。使用PyQT提交Google QWebElement
#!/usr/bin/python
from PyQt4.QtCore import QUrl, SIGNAL
from PyQt4.QtGui import QApplication
from PyQt4.QtWebKit import QWebPage, QWebView
class Scrape(QApplication):
def __init__(self):
super(Scrape, self).__init__(None)
self.webView = QWebView()
self.webView.loadFinished.connect(self.searchForm)
def load(self, url):
self.webView.load(QUrl(url))
def searchForm(self):
documentElement = self.webView.page().currentFrame().documentElement()
inputSearch = documentElement.findFirst('input[title="Google Search"]')
inputSearch.setAttribute('value', 'test')
self.webView.loadFinished.disconnect(self.searchForm)
self.webView.loadFinished.connect(self.searchResults)
documentElement.findFirst('input[name="btnG"]').evaluateJavaScript('click()')
def searchResults(self):
for element in documentElement.find('li[class="g"]'):
print unicode(element.toOuterXml())
self.exit()
my_scrape = Scrape()
my_scrape.load('http://google.com/ncr')
my_scrape.exec_()