class MarketWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabMarket") mainLayout = QtGui.QVBoxLayout() hLayoutQuery = QtGui.QHBoxLayout() self.pushButtonMarketSH = QtGui.QPushButton(self) #self.pushButtonMarketSH.setGeometry(QtCore.QRect(50, 5, 75, 23)) self.pushButtonMarketSH.setObjectName("pushButtonMarketSH") hLayoutQuery.addWidget(self.pushButtonMarketSH) self.pushButtonMarketSZ = QtGui.QPushButton(self) #self.pushButtonMarketSZ.setGeometry(QtCore.QRect(200, 5, 75, 23)) self.pushButtonMarketSZ.setObjectName("pushButtonMarketSZ") hLayoutQuery.addWidget(self.pushButtonMarketSZ) mainLayout.addLayout(hLayoutQuery) hLayoutInfo = QtGui.QHBoxLayout() self.ohlc = OHLCWidget(self) self.ohlc.setObjectName("OHLCWidget") hLayoutInfo.addWidget(self.ohlc) self.tbl = QueryTableWidget(self) self.tbl.setObjectName("QueryTableWidget") hLayoutInfo.addWidget(self.tbl) mainLayout.addLayout(hLayoutInfo) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.pushButtonMarketSH, QtCore.SIGNAL("pressed()"), self.doQueryMarketSH) QtCore.QObject.connect(self.pushButtonMarketSZ, QtCore.SIGNAL("pressed()"), self.doQueryMarketSZ) self.doQueryMarketSH() def retranslateUi(self): self.pushButtonMarketSZ.setText(QtGui.QApplication.translate("MainWindow", "深证成指", None, QtGui.QApplication.UnicodeUTF8)) self.pushButtonMarketSH.setText(QtGui.QApplication.translate("MainWindow", "上证指数", None, QtGui.QApplication.UnicodeUTF8)) def doQueryMarketSH(self): print("called doQueryMarketSH") self.doQueryMarket('999999') def doQueryMarketSZ(self): print("called doQueryMarketSH") self.doQueryMarket('399001') def doQueryMarket(self, code): #日期 市场代码 开盘 最高 最低 收盘 成交量 上涨个股 下跌个股 平盘个股 交易类型I 交易类型II 交易类型III 交易类型IV 风险指标 动能指标 self.ohlc.query(u'select 日期,开盘,最高,最低,收盘,成交量 from Market where 市场代码=? order by 日期 asc'.encode('utf-8'), (code,)) self.tbl.query(u'select * from Market where 市场代码=? order by 日期 desc'.encode('utf-8'), (code,))
class StockWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabStock") mainLayout = QtGui.QVBoxLayout() hLayoutQuery = QtGui.QHBoxLayout() self.label = QtGui.QLabel(self) self.label.setGeometry(QtCore.QRect(20, 10, 46, 14)) self.label.setObjectName("label") hLayoutQuery.addWidget(self.label) self.lineEdit = QtGui.QLineEdit(self) self.lineEdit.setGeometry(QtCore.QRect(80, 0, 113, 20)) self.lineEdit.setObjectName("lineEdit") hLayoutQuery.addWidget(self.lineEdit) self.pushButtonQuery = QtGui.QPushButton(self) self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23)) self.pushButtonQuery.setObjectName("pushButtonQuery") hLayoutQuery.addWidget(self.pushButtonQuery) mainLayout.addLayout(hLayoutQuery) hLayoutInfo = QtGui.QHBoxLayout() self.ohlc = OHLCWidget(self) self.ohlc.setObjectName("OHLCWidget") hLayoutInfo.addWidget(self.ohlc) self.tbl = QueryTableWidget(self) self.tbl.setObjectName("QueryTableWidget") hLayoutInfo.addWidget(self.tbl) mainLayout.addLayout(hLayoutInfo) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.pushButtonQuery, QtCore.SIGNAL("pressed()"), self.doQuery) self.lineEdit.setText('1') self.doQuery() def retranslateUi(self): self.label.setText(QtGui.QApplication.translate("MainWindow", "股票代码", None, QtGui.QApplication.UnicodeUTF8)) self.pushButtonQuery.setText(QtGui.QApplication.translate("MainWindow", "查询", None, QtGui.QApplication.UnicodeUTF8)) def doQuery(self): print("called doQuery") code = str(self.lineEdit.text()) #日期 股票代码 公司名称 开盘价格 最高价格 最低价格 收盘价格 成交量 self.ohlc.query(u'select 日期,开盘价格,最高价格,最低价格,收盘价格,成交量 from StockHist where 股票代码=? order by 日期 asc'.encode('utf-8'), (code,)) self.tbl.query(u'select * from StockHist where 股票代码=? order by 日期 desc'.encode('utf-8'), (code,)) pass
class StockWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabStock") mainLayout = QtGui.QVBoxLayout() hLayoutQuery = QtGui.QHBoxLayout() self.label = QtGui.QLabel(self) self.label.setGeometry(QtCore.QRect(20, 10, 46, 14)) self.label.setObjectName("label") hLayoutQuery.addWidget(self.label) self.lineEdit = QtGui.QLineEdit(self) self.lineEdit.setGeometry(QtCore.QRect(80, 0, 113, 20)) self.lineEdit.setObjectName("lineEdit") hLayoutQuery.addWidget(self.lineEdit) self.pushButtonQuery = QtGui.QPushButton(self) self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23)) self.pushButtonQuery.setObjectName("pushButtonQuery") hLayoutQuery.addWidget(self.pushButtonQuery) mainLayout.addLayout(hLayoutQuery) hLayoutInfo = QtGui.QHBoxLayout() self.ohlc = OHLCWidget(self) self.ohlc.setObjectName("OHLCWidget") hLayoutInfo.addWidget(self.ohlc) self.tbl = QueryTableWidget(self) self.tbl.setObjectName("QueryTableWidget") hLayoutInfo.addWidget(self.tbl) mainLayout.addLayout(hLayoutInfo) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.pushButtonQuery, QtCore.SIGNAL("pressed()"), self.doQuery) self.lineEdit.setText('1') self.doQuery() def retranslateUi(self): self.label.setText( QtGui.QApplication.translate("MainWindow", "股票代码", None, QtGui.QApplication.UnicodeUTF8)) self.pushButtonQuery.setText( QtGui.QApplication.translate("MainWindow", "查询", None, QtGui.QApplication.UnicodeUTF8)) def doQuery(self): print("called doQuery") code = str(self.lineEdit.text()) #日期 股票代码 公司名称 开盘价格 最高价格 最低价格 收盘价格 成交量 self.ohlc.query( u'select 日期,开盘价格,最高价格,最低价格,收盘价格,成交量 from StockHist where 股票代码=? order by 日期 asc' .encode('utf-8'), (code, )) self.tbl.query( u'select * from StockHist where 股票代码=? order by 日期 desc'.encode( 'utf-8'), (code, )) pass
class TradingWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabTrading") mainLayout = QtGui.QHBoxLayout() vLayoutOHLC = QtGui.QVBoxLayout() self.ohlc = OHLCWidget(self) self.ohlc.setObjectName("OHLCWidget") vLayoutOHLC.addWidget(self.ohlc) self.tblWidgetMarket = QueryTableWidget(self) self.tblWidgetMarket.setObjectName("tblWidgetMarket") vLayoutOHLC.addWidget(self.tblWidgetMarket) mainLayout.addLayout(vLayoutOHLC) vLayoutInfo = QtGui.QVBoxLayout() self.label_Title = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_Title) self.label_FX = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_FX) self.tblWidgetFX = QueryTableWidget(self) self.tblWidgetFX.setObjectName("tblWidgetFX") vLayoutInfo.addWidget(self.tblWidgetFX) self.label_JY = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_JY) self.tblWidgetJY = QueryTableWidget(self) self.tblWidgetJY.setObjectName("tblWidgetJY") vLayoutInfo.addWidget(self.tblWidgetJY) self.label_XX = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_XX) self.tblWidgetXX = QueryTableWidget(self) self.tblWidgetXX.setObjectName("tblWidgetXX") vLayoutInfo.addWidget(self.tblWidgetXX) self.label_ZS = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_ZS) self.tblWidgetZS = QueryTableWidget(self) self.tblWidgetZS.setObjectName("tblWidgetZS") vLayoutInfo.addWidget(self.tblWidgetZS) mainLayout.addLayout(vLayoutInfo) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.tblWidgetXX, QtCore.SIGNAL("selectionChanged()"), self.tblWidgetXX_selectionChanged) self.init() def retranslateUi(self): self.label_Title.setText(QtGui.QApplication.translate("MainWindow", "DeOne 量化策略交易模型", None, QtGui.QApplication.UnicodeUTF8)) self.label_FX.setText(QtGui.QApplication.translate("MainWindow", "市场风险分析", None, QtGui.QApplication.UnicodeUTF8)) self.label_JY.setText(QtGui.QApplication.translate("MainWindow", "交易数据", None, QtGui.QApplication.UnicodeUTF8)) self.label_XX.setText(QtGui.QApplication.translate("MainWindow", "详细消息", None, QtGui.QApplication.UnicodeUTF8)) self.label_ZS.setText(QtGui.QApplication.translate("MainWindow", "操作指示", None, QtGui.QApplication.UnicodeUTF8)) def tblWidgetXX_selectionChanged(self): print("call tblWidgetXX_selectionChanged") row=self.tblWidgetXX.currentRow() code = str(self.tblWidgetXX.item(row,0).text()) print(code) #日期 股票代码 公司名称 开盘价格 最高价格 最低价格 收盘价格 成交量 self.ohlc.query(u'select 日期,开盘价格,最高价格,最低价格,收盘价格,成交量 from StockHist where 股票代码=? order by 日期 asc'.encode('utf-8'), (code,)) self.tblWidgetZS.query(u'select 日期,初始买入,最低买入,建仓价位,目标价位,最高目标,止损价位 from Suggestion where 股票代码=? and 日期=?'.encode('utf-8'), (code, self.date,)) def init(self): self.date = '2009-07-10' #日期 市场代码 开盘 最高 最低 收盘 成交量 上涨个股 下跌个股 平盘个股 交易类型I 交易类型II 交易类型III 交易类型IV 风险指标 动能指标 self.tblWidgetMarket.query(u'select 日期,市场代码,开盘,最高,最低,收盘,成交量,上涨个股,下跌个股,平盘个股 from Market where 日期=?'.encode('utf-8'), (self.date,)) self.tblWidgetFX.query(u'select 日期,市场代码,风险指标,动能指标 from Market where 日期=?'.encode('utf-8'), (self.date,)) self.tblWidgetJY.query(u'select 日期,市场代码,交易类型I,交易类型II,交易类型III,交易类型IV from Market where 日期=?'.encode('utf-8'), (self.date,)) #日期 股票代码 公司名称 交易类型 初始买入 最低买入 建仓价位 目标价位 最高目标 止损价位 self.tblWidgetXX.query(u'select 股票代码,公司名称,交易类型 from Suggestion where 日期=?'.encode('utf-8'), (self.date,))
class SectorWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabSector") mainLayout = QtGui.QHBoxLayout() vLayoutLeft = QtGui.QVBoxLayout() self.label_DX = QtGui.QLabel(self) vLayoutLeft.addWidget(self.label_DX) hLayoutQuery = QtGui.QHBoxLayout() self.label_RQ = QtGui.QLabel(self) hLayoutQuery.addWidget(self.label_RQ) self.lineEdit = QtGui.QLineEdit(self) self.lineEdit.setGeometry(QtCore.QRect(80, 0, 113, 20)) self.lineEdit.setObjectName("lineEdit") hLayoutQuery.addWidget(self.lineEdit) self.pushButtonQuery = QtGui.QPushButton(self) self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23)) self.pushButtonQuery.setObjectName("pushButtonQuery") hLayoutQuery.addWidget(self.pushButtonQuery) vLayoutLeft.addLayout(hLayoutQuery) self.tblWidgetBK = QueryTableWidget(self) self.tblWidgetBK.setObjectName("tblWidgetBK") vLayoutLeft.addWidget(self.tblWidgetBK) mainLayout.addLayout(vLayoutLeft) vLayoutRight = QtGui.QVBoxLayout() self.label_GG = QtGui.QLabel(self) vLayoutRight.addWidget(self.label_GG) self.tblWidgetGG = QueryTableWidget(self) self.tblWidgetGG.setObjectName("tblWidgetGG") vLayoutRight.addWidget(self.tblWidgetGG) self.label_ZS = QtGui.QLabel(self) vLayoutRight.addWidget(self.label_ZS) self.tblWidgetZS = QueryTableWidget(self) self.tblWidgetZS.setObjectName("tblWidgetZS") vLayoutRight.addWidget(self.tblWidgetZS) mainLayout.addLayout(vLayoutRight) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.pushButtonQuery, QtCore.SIGNAL("pressed()"), self.doQuery) #self.emit(QtCore.SIGNAL("selectionChanged()")) QtCore.QObject.connect(self.tblWidgetBK, QtCore.SIGNAL("selectionChanged()"), self.tblWidgetBK_selectionChanged) QtCore.QObject.connect(self.tblWidgetGG, QtCore.SIGNAL("selectionChanged()"), self.tblWidgetGG_selectionChanged) self.lineEdit.setText('2009-07-10') self.doQuery() def retranslateUi(self): self.label_DX.setText( QtGui.QApplication.translate("MainWindow", "板块动向", None, QtGui.QApplication.UnicodeUTF8)) self.label_RQ.setText( QtGui.QApplication.translate("MainWindow", "交易日期", None, QtGui.QApplication.UnicodeUTF8)) self.pushButtonQuery.setText( QtGui.QApplication.translate("MainWindow", "查询", None, QtGui.QApplication.UnicodeUTF8)) self.label_GG.setText( QtGui.QApplication.translate("MainWindow", "板块个股", None, QtGui.QApplication.UnicodeUTF8)) self.label_ZS.setText( QtGui.QApplication.translate("MainWindow", "操作指示", None, QtGui.QApplication.UnicodeUTF8)) def doQuery(self): print("called doQuery") date = str(self.lineEdit.text()) #self.tblWidgetBK.query(u'select * from CategoryHist where 股票代码=?'.encode('utf-8'), (date,)) self.tblWidgetBK.query(u'select * from CategoryHist'.encode('utf-8'), ()) pass def tblWidgetBK_selectionChanged(self): print("called tblWidgetBK_selectionChanged") row = self.tblWidgetBK.currentRow() code = str(self.tblWidgetBK.item(row, 0).text()) print(code) #select * from StockHist where 股票代码 in (select 股票代码 from StockCategory where 板块代码='YH') self.tblWidgetGG.query( u'select * from StockHist where 股票代码 in (select 股票代码 from StockCategory where 板块代码=?) order by 日期 desc' .encode('utf-8'), (code, )) def tblWidgetGG_selectionChanged(self): print("called tblWidgetGG_selectionChanged") row = self.tblWidgetGG.currentRow() code = str(self.tblWidgetGG.item(row, 2).text()) print(code) self.tblWidgetZS.query( u'select * from Suggestion where 股票代码=? order by 日期 desc'.encode( 'utf-8'), (code, ))
class TradingWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabTrading") mainLayout = QtGui.QHBoxLayout() vLayoutOHLC = QtGui.QVBoxLayout() self.ohlc = OHLCWidget(self) self.ohlc.setObjectName("OHLCWidget") vLayoutOHLC.addWidget(self.ohlc) self.tblWidgetMarket = QueryTableWidget(self) self.tblWidgetMarket.setObjectName("tblWidgetMarket") vLayoutOHLC.addWidget(self.tblWidgetMarket) mainLayout.addLayout(vLayoutOHLC) vLayoutInfo = QtGui.QVBoxLayout() self.label_Title = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_Title) self.label_FX = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_FX) self.tblWidgetFX = QueryTableWidget(self) self.tblWidgetFX.setObjectName("tblWidgetFX") vLayoutInfo.addWidget(self.tblWidgetFX) self.label_JY = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_JY) self.tblWidgetJY = QueryTableWidget(self) self.tblWidgetJY.setObjectName("tblWidgetJY") vLayoutInfo.addWidget(self.tblWidgetJY) self.label_XX = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_XX) self.tblWidgetXX = QueryTableWidget(self) self.tblWidgetXX.setObjectName("tblWidgetXX") vLayoutInfo.addWidget(self.tblWidgetXX) self.label_ZS = QtGui.QLabel(self) vLayoutInfo.addWidget(self.label_ZS) self.tblWidgetZS = QueryTableWidget(self) self.tblWidgetZS.setObjectName("tblWidgetZS") vLayoutInfo.addWidget(self.tblWidgetZS) mainLayout.addLayout(vLayoutInfo) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.tblWidgetXX, QtCore.SIGNAL("selectionChanged()"), self.tblWidgetXX_selectionChanged) self.init() def retranslateUi(self): self.label_Title.setText( QtGui.QApplication.translate("MainWindow", "DeOne 量化策略交易模型", None, QtGui.QApplication.UnicodeUTF8)) self.label_FX.setText( QtGui.QApplication.translate("MainWindow", "市场风险分析", None, QtGui.QApplication.UnicodeUTF8)) self.label_JY.setText( QtGui.QApplication.translate("MainWindow", "交易数据", None, QtGui.QApplication.UnicodeUTF8)) self.label_XX.setText( QtGui.QApplication.translate("MainWindow", "详细消息", None, QtGui.QApplication.UnicodeUTF8)) self.label_ZS.setText( QtGui.QApplication.translate("MainWindow", "操作指示", None, QtGui.QApplication.UnicodeUTF8)) def tblWidgetXX_selectionChanged(self): print("call tblWidgetXX_selectionChanged") row = self.tblWidgetXX.currentRow() code = str(self.tblWidgetXX.item(row, 0).text()) print(code) #日期 股票代码 公司名称 开盘价格 最高价格 最低价格 收盘价格 成交量 self.ohlc.query( u'select 日期,开盘价格,最高价格,最低价格,收盘价格,成交量 from StockHist where 股票代码=? order by 日期 asc' .encode('utf-8'), (code, )) self.tblWidgetZS.query( u'select 日期,初始买入,最低买入,建仓价位,目标价位,最高目标,止损价位 from Suggestion where 股票代码=? and 日期=?' .encode('utf-8'), ( code, self.date, )) def init(self): self.date = '2009-07-10' #日期 市场代码 开盘 最高 最低 收盘 成交量 上涨个股 下跌个股 平盘个股 交易类型I 交易类型II 交易类型III 交易类型IV 风险指标 动能指标 self.tblWidgetMarket.query( u'select 日期,市场代码,开盘,最高,最低,收盘,成交量,上涨个股,下跌个股,平盘个股 from Market where 日期=?' .encode('utf-8'), (self.date, )) self.tblWidgetFX.query( u'select 日期,市场代码,风险指标,动能指标 from Market where 日期=?'.encode('utf-8'), (self.date, )) self.tblWidgetJY.query( u'select 日期,市场代码,交易类型I,交易类型II,交易类型III,交易类型IV from Market where 日期=?' .encode('utf-8'), (self.date, )) #日期 股票代码 公司名称 交易类型 初始买入 最低买入 建仓价位 目标价位 最高目标 止损价位 self.tblWidgetXX.query( u'select 股票代码,公司名称,交易类型 from Suggestion where 日期=?'.encode( 'utf-8'), (self.date, ))
class SectorWidget(QtGui.QWidget): def __init__(self, parent): super(QtGui.QWidget, self).__init__(parent) self.setObjectName("tabSector") mainLayout = QtGui.QHBoxLayout() vLayoutLeft = QtGui.QVBoxLayout() self.label_DX = QtGui.QLabel(self) vLayoutLeft.addWidget(self.label_DX) hLayoutQuery = QtGui.QHBoxLayout() self.label_RQ = QtGui.QLabel(self) hLayoutQuery.addWidget(self.label_RQ) self.lineEdit = QtGui.QLineEdit(self) self.lineEdit.setGeometry(QtCore.QRect(80, 0, 113, 20)) self.lineEdit.setObjectName("lineEdit") hLayoutQuery.addWidget(self.lineEdit) self.pushButtonQuery = QtGui.QPushButton(self) self.pushButtonQuery.setGeometry(QtCore.QRect(210, 0, 75, 23)) self.pushButtonQuery.setObjectName("pushButtonQuery") hLayoutQuery.addWidget(self.pushButtonQuery) vLayoutLeft.addLayout(hLayoutQuery) self.tblWidgetBK = QueryTableWidget(self) self.tblWidgetBK.setObjectName("tblWidgetBK") vLayoutLeft.addWidget(self.tblWidgetBK) mainLayout.addLayout(vLayoutLeft) vLayoutRight = QtGui.QVBoxLayout() self.label_GG = QtGui.QLabel(self) vLayoutRight.addWidget(self.label_GG) self.tblWidgetGG = QueryTableWidget(self) self.tblWidgetGG.setObjectName("tblWidgetGG") vLayoutRight.addWidget(self.tblWidgetGG) self.label_ZS = QtGui.QLabel(self) vLayoutRight.addWidget(self.label_ZS) self.tblWidgetZS = QueryTableWidget(self) self.tblWidgetZS.setObjectName("tblWidgetZS") vLayoutRight.addWidget(self.tblWidgetZS) mainLayout.addLayout(vLayoutRight) self.setLayout(mainLayout) self.retranslateUi() QtCore.QObject.connect(self.pushButtonQuery, QtCore.SIGNAL("pressed()"), self.doQuery) #self.emit(QtCore.SIGNAL("selectionChanged()")) QtCore.QObject.connect(self.tblWidgetBK, QtCore.SIGNAL("selectionChanged()"), self.tblWidgetBK_selectionChanged) QtCore.QObject.connect(self.tblWidgetGG, QtCore.SIGNAL("selectionChanged()"), self.tblWidgetGG_selectionChanged) self.lineEdit.setText('2009-07-10') self.doQuery() def retranslateUi(self): self.label_DX.setText(QtGui.QApplication.translate("MainWindow", "板块动向", None, QtGui.QApplication.UnicodeUTF8)) self.label_RQ.setText(QtGui.QApplication.translate("MainWindow", "交易日期", None, QtGui.QApplication.UnicodeUTF8)) self.pushButtonQuery.setText(QtGui.QApplication.translate("MainWindow", "查询", None, QtGui.QApplication.UnicodeUTF8)) self.label_GG.setText(QtGui.QApplication.translate("MainWindow", "板块个股", None, QtGui.QApplication.UnicodeUTF8)) self.label_ZS.setText(QtGui.QApplication.translate("MainWindow", "操作指示", None, QtGui.QApplication.UnicodeUTF8)) def doQuery(self): print("called doQuery") date = str(self.lineEdit.text()) #self.tblWidgetBK.query(u'select * from CategoryHist where 股票代码=?'.encode('utf-8'), (date,)) self.tblWidgetBK.query(u'select * from CategoryHist'.encode('utf-8'), ()) pass def tblWidgetBK_selectionChanged(self): print("called tblWidgetBK_selectionChanged") row=self.tblWidgetBK.currentRow() code = str(self.tblWidgetBK.item(row,0).text()) print(code) #select * from StockHist where 股票代码 in (select 股票代码 from StockCategory where 板块代码='YH') self.tblWidgetGG.query(u'select * from StockHist where 股票代码 in (select 股票代码 from StockCategory where 板块代码=?) order by 日期 desc'.encode('utf-8'), (code,)) def tblWidgetGG_selectionChanged(self): print("called tblWidgetGG_selectionChanged") row=self.tblWidgetGG.currentRow() code = str(self.tblWidgetGG.item(row,2).text()) print(code) self.tblWidgetZS.query(u'select * from Suggestion where 股票代码=? order by 日期 desc'.encode('utf-8'), (code,))