-- coding: utf-8 --

Form implementation generated from reading ui file 'WeatherWin.ui'

Created by: PyQt5 UI code generator 5.6

WARNING! All changes made in this file will be lost!

from PyQt5 import QtCore, QtGui, QtWidgets

class Ui_Form(object):
def setupUi(self, Form):
Form.setObjectName("Form")
Form.resize(450, 347)
self.groupBox = QtWidgets.QGroupBox(Form)
self.groupBox.setGeometry(QtCore.QRect(10, 10, 431, 251))
self.groupBox.setObjectName("groupBox")
self.weatherComboBox = QtWidgets.QComboBox(self.groupBox)
self.weatherComboBox.setGeometry(QtCore.QRect(80, 30, 221, 21))
self.weatherComboBox.setObjectName("weatherComboBox")
self.weatherComboBox.addItem("")
self.weatherComboBox.addItem("")
self.weatherComboBox.addItem("")
self.resultText = QtWidgets.QTextEdit(self.groupBox)
self.resultText.setGeometry(QtCore.QRect(10, 60, 411, 181))
self.resultText.setObjectName("resultText")
self.label = QtWidgets.QLabel(self.groupBox)
self.label.setGeometry(QtCore.QRect(20, 30, 72, 21))
self.label.setObjectName("label")
self.queryBtn = QtWidgets.QPushButton(Form)
self.queryBtn.setGeometry(QtCore.QRect(90, 300, 93, 28))
self.queryBtn.setObjectName("queryBtn")
self.clearBtn = QtWidgets.QPushButton(Form)
self.clearBtn.setGeometry(QtCore.QRect(230, 300, 93, 28))
self.clearBtn.setObjectName("clearBtn")

    self.retranslateUi(Form)
    self.clearBtn.clicked.connect(Form.clearResult)
    self.queryBtn.clicked.connect(Form.queryWeather)
    QtCore.QMetaObject.connectSlotsByName(Form)

def retranslateUi(self, Form):
    _translate = QtCore.QCoreApplication.translate
    Form.setWindowTitle(_translate("Form", "Form"))
    self.groupBox.setTitle(_translate("Form", "查询城市天气"))
    self.weatherComboBox.setItemText(0, _translate("Form", "北京"))
    self.weatherComboBox.setItemText(1, _translate("Form", "天津"))
    self.weatherComboBox.setItemText(2, _translate("Form", "上海"))
    self.label.setText(_translate("Form", "城市"))
    self.queryBtn.setText(_translate("Form", "查询"))
    self.clearBtn.setText(_translate("Form", "清空"))

import sys
from PyQt5.QtWidgets import QApplication, QMainWindow
import requests

class MainWindow(QMainWindow):
def init(self, parent=None):
super(MainWindow, self).init(parent)
self.ui = Ui_Form()
self.ui.setupUi(self)

def queryWeather(self):
    print('* queryWeather  ')
    cityName = self.ui.weatherComboBox.currentText()
    cityCode = self.transCityName(cityName)

    rep = requests.get('http://www.weather.com.cn/data/sk/' + cityCode + '.html')
    rep.encoding = 'utf-8'
    print(rep.json())

    msg1 = '城市: %s' % rep.json()['weatherinfo']['city'] + '\n'
    msg2 = '风向: %s' % rep.json()['weatherinfo']['WD'] + '\n'
    msg3 = '温度: %s' % rep.json()['weatherinfo']['temp'] + ' 度' + '\n'
    msg4 = '风力: %s' % rep.json()['weatherinfo']['WS'] + '\n'
    msg5 = '湿度: %s' % rep.json()['weatherinfo']['SD'] + '\n'
    result = msg1 + msg2 + msg3 + msg4 + msg5
    self.ui.resultText.setText(result)

def transCityName(self, cityName):
    cityCode = ''
    if cityName == '北京':
        cityCode = '101010100'
    elif cityName == '天津':
        cityCode = '101030100'
    elif cityName == '上海':
        cityCode = '101020100'

    return cityCode

def clearResult(self):
    print('* clearResult  ')
    self.ui.resultText.clear()

if name == "main":
app = QApplication(sys.argv)
win = MainWindow()
win.show()
sys.exit(app.exec_())