我想更新这个脚本中的温度和湿度。在
from PyQt4.QtCore import Qt
from PyQt4.QtGui import QWidget, QApplication, QSplitter, QLabel, QVBoxLayout, QColor
import Adafruit_DHT
import urllib2
from BeautifulSoup import BeautifulSoup
sensor_args = { '11': Adafruit_DHT.DHT11,
'22': Adafruit_DHT.DHT22,
'2302': Adafruit_DHT.AM2302 }
humidity, temperature = Adafruit_DHT.read_retry(11, 4)
temp = 'Temp={0:0.1f}* Humidity={1:0.1f}%'.format(temperature, humidity)
soup = BeautifulSoup(urllib2.urlopen('http://partner.mlb.com/partnerxml/gen/news/rss/bos.xml').read())
title = soup.find('item').title
desc = soup.find('item').description
url = soup.find('item').guid
temperature = temperature * 9/5.0 + 32
class MyWidget(QWidget):
def __init__( self, parent = None ):
super(MyWidget, self).__init__(parent)
# create widgets
a = QLabel('Humidity:{:0.1f}%'.format(humidity),self )
a.setMinimumSize(100, 100)
b = QLabel('Temperature:{:0.1f}F'.format(temperature),self )
b.setMinimumSize(100, 100)
c = QLabel("Redsox News \nTitle: %s\nSummary: %s " % (title.text, desc.text), self)
c.setWordWrap(True)
c.setMinimumSize(280, 200)
d = QLabel("This is some bullshit wordwrap and i cant get it tow work", self)
d.setWordWrap(True)
d.setMinimumSize(180, 300)
for lbl in (a, b, c, d):
lbl.setAlignment(Qt.AlignLeft)
# create 2 horizontal splitters
h_splitter1 = QSplitter(Qt.Horizontal, self)
h_splitter1.addWidget(a)
h_splitter1.addWidget(b)
h_splitter2 = QSplitter(Qt.Horizontal, self)
h_splitter2.addWidget(c)
h_splitter2.addWidget(d)
h_splitter1.splitterMoved.connect(self.moveSplitter)
h_splitter2.splitterMoved.connect(self.moveSplitter)
self._spltA = h_splitter1
self._spltB = h_splitter2
# create a vertical splitter
v_splitter = QSplitter(Qt.Vertical, self)
v_splitter.addWidget(h_splitter1)
v_splitter.addWidget(h_splitter2)
layout = QVBoxLayout()
layout.addWidget(v_splitter)
self.setLayout(layout)
#color widget code
palette = self.palette()
role = self.backgroundRole()
palette.setColor(role, QColor('black'))
self.setPalette(palette)
a.setStyleSheet("QLabel {color:yellow}")
b.setStyleSheet("QLabel {color:yellow}")
c.setStyleSheet("QLabel {background-color: black; color:white}")
d.setStyleSheet("QLabel {background-color: black; color:white}")
#self.setWindowFlags(Qt.CustomizeWindowHint)
timer=self.QTimer()
timer.start(5000)
timer.timeout.connect(self.temp.update)
def moveSplitter( self, index, pos ):
splt = self._spltA if self.sender() == self._spltB else self._spltB
splt.blockSignals(True)
#splt.moveSplitter(index, pos)
splt.blockSignals(False)
if ( __name__ == '__main__' ):
app = QApplication([])
widget = MyWidget()
widget.show()
app.exec_()
我学习了很多关于pyQt的知识和所有的细节。慢慢来,我可能会补充,因为我对python非常陌生。在
我想要的是让它每5分钟更新一次温度和湿度。我试过这个。。在
^{pr2}$这对我似乎不管用。我得到错误no attribute QTimer。在
(请注意,我对pyqt并不熟悉,因此如果这是错误的,请告诉我,我会删除答案…)
线
是错误的。
^{pr2}$this
是一个QWidget
子类,它没有QTimer
属性。事实上,QTimer
是一个常规的Qt类,因此该行应该是:当然,您还需要正确的导入,我认为是:
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