from PySide6.QtCore import (QCoreApplication, QDate, QDateTime, QLocale, QMetaObject, QObject, QPoint, QRect, QSize, QTime, QUrl, Qt) from PySide6.QtGui import (QBrush, QColor, QConicalGradient, QCursor, QFont, QFontDatabase, QGradient, QIcon, QImage, QKeySequence, QLinearGradient, QPainter, QPalette, QPixmap, QRadialGradient, QTransform) from PySide6.QtWidgets import (QApplication, QCheckBox, QDateEdit, QHeaderView, QLabel, QLineEdit, QPushButton, QSizePolicy, QTabWidget, QTableWidget, QTableWidgetItem, QVBoxLayout, QWidget) from PySide6.QtWidgets import QTableWidgetItem, QMessageBox from PySide6 import QtCore, QtGui, QtWidgets from connect import * import time cursor, conn = connect() # 读者界面设计 class Ui_Readercontrol(object): # 创建UI def setupUi(self, Reader): self.loginID = self.getreaderid() Reader.setObjectName("Reader") Reader.resize(719, 550) self.readertab = QtWidgets.QTabWidget(Reader) self.readertab.setGeometry(QtCore.QRect(11, 11, 701, 520)) self.readertab.setObjectName("readertab") self.borrowbook = QtWidgets.QWidget() self.borrowbook.setObjectName("borrowbook") self.layoutWidget = QtWidgets.QWidget(self.borrowbook) self.layoutWidget.setGeometry(QtCore.QRect(12, 10, 671, 480)) self.layoutWidget.setObjectName("layoutWidget") self.verticalLayout_2 = QtWidgets.QVBoxLayout(self.layoutWidget) self.verticalLayout_2.setContentsMargins(0, 0, 0, 0) self.verticalLayout_2.setObjectName("verticalLayout_2") self.horizontalLayout = QtWidgets.QHBoxLayout() self.horizontalLayout.setObjectName("horizontalLayout") self.label = QtWidgets.QLabel(self.layoutWidget) self.label.setObjectName("label") self.horizontalLayout.addWidget(self.label) self.borrowbookid = QtWidgets.QLineEdit(self.layoutWidget) self.borrowbookid.setObjectName("borrowbookid") self.horizontalLayout.addWidget(self.borrowbookid) self.borrowcheckbt = QtWidgets.QPushButton(self.layoutWidget) self.borrowcheckbt.setObjectName("borrowcheckbt") self.horizontalLayout.addWidget(self.borrowcheckbt) self.verticalLayout_2.addLayout(self.horizontalLayout) self.borrowtable = QtWidgets.QTableWidget(self.layoutWidget) self.borrowtable.setMouseTracking(False) self.borrowtable.setEditTriggers(QtWidgets.QAbstractItemView.EditKeyPressed) self.borrowtable.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectRows) self.borrowtable.setObjectName("borrowtable") self.borrowtable.setColumnCount(5) self.borrowtable.setRowCount(1) item = QtWidgets.QTableWidgetItem() self.borrowtable.setVerticalHeaderItem(0, item) item = QtWidgets.QTableWidgetItem() self.borrowtable.setHorizontalHeaderItem(0, item) item = QtWidgets.QTableWidgetItem() self.borrowtable.setHorizontalHeaderItem(1, item) item = QtWidgets.QTableWidgetItem() self.borrowtable.setHorizontalHeaderItem(2, item) item = QtWidgets.QTableWidgetItem() self.borrowtable.setHorizontalHeaderItem(3, item) item = QtWidgets.QTableWidgetItem() self.borrowtable.setHorizontalHeaderItem(4, item) self.verticalLayout_2.addWidget(self.borrowtable) self.horizontalLayout_2 = QtWidgets.QHBoxLayout() self.horizontalLayout_2.setObjectName("horizontalLayout_2") self.borrowokbt = QtWidgets.QPushButton(self.layoutWidget) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.borrowokbt.sizePolicy().hasHeightForWidth()) self.borrowokbt.setSizePolicy(sizePolicy) self.borrowokbt.setObjectName("borrowokbt") self.horizontalLayout_2.addWidget(self.borrowokbt) self.verticalLayout_2.addLayout(self.horizontalLayout_2) self.readertab.addTab(self.borrowbook, "") self.returnbook = QtWidgets.QWidget() self.returnbook.setObjectName("returnbook") self.layoutWidget1 = QtWidgets.QWidget(self.returnbook) self.layoutWidget1.setGeometry(QtCore.QRect(9, 9, 311, 111)) self.layoutWidget1.setObjectName("layoutWidget1") self.horizontalLayout_3 = QtWidgets.QHBoxLayout(self.layoutWidget1) self.horizontalLayout_3.setContentsMargins(0, 0, 0, 0) self.horizontalLayout_3.setObjectName("horizontalLayout_3") self.returnbo = QtWidgets.QLabel(self.layoutWidget1) self.returnbo.setObjectName("returnbo") self.horizontalLayout_3.addWidget(self.returnbo) self.returnbookid = QtWidgets.QLineEdit(self.layoutWidget1) self.returnbookid.setObjectName("returnbookid") self.horizontalLayout_3.addWidget(self.returnbookid) self.returnbookbt = QtWidgets.QPushButton(self.layoutWidget1) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.returnbookbt.sizePolicy().hasHeightForWidth()) self.returnbookbt.setSizePolicy(sizePolicy) self.returnbookbt.setObjectName("returnbookbt") self.horizontalLayout_3.addWidget(self.returnbookbt) self.readertab.addTab(self.returnbook, "") self.checkbook = QtWidgets.QWidget() self.checkbook.setObjectName("checkbook") self.tableWidget = QtWidgets.QTableWidget(self.checkbook) self.tableWidget.setGeometry(QtCore.QRect(10, 200, 651, 471)) self.tableWidget.setObjectName("tableWidget") self.tableWidget.setEditTriggers(QtWidgets.QAbstractItemView.EditKeyPressed) self.tableWidget.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectRows) self.tableWidget.setColumnCount(9) self.tableWidget.setRowCount(0) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(0, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(1, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(2, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(3, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(4, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(5, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(6, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(7, item) item = QtWidgets.QTableWidgetItem() self.tableWidget.setHorizontalHeaderItem(8, item) self.widget = QtWidgets.QWidget(self.checkbook) self.widget.setGeometry(QtCore.QRect(13, 13, 641, 162)) self.widget.setObjectName("widget") self.horizontalLayout_9 = QtWidgets.QHBoxLayout(self.widget) self.horizontalLayout_9.setContentsMargins(0, 0, 0, 0) self.horizontalLayout_9.setObjectName("horizontalLayout_9") self.verticalLayout_4 = QtWidgets.QVBoxLayout() self.verticalLayout_4.setObjectName("verticalLayout_4") self.horizontalLayout_4 = QtWidgets.QHBoxLayout() self.horizontalLayout_4.setObjectName("horizontalLayout_4") self.label_3 = QtWidgets.QLabel(self.widget) self.label_3.setObjectName("label_3") self.horizontalLayout_4.addWidget(self.label_3) self.bookid = QtWidgets.QLineEdit(self.widget) self.bookid.setObjectName("bookid") self.horizontalLayout_4.addWidget(self.bookid) self.verticalLayout_4.addLayout(self.horizontalLayout_4) self.horizontalLayout_5 = QtWidgets.QHBoxLayout() self.horizontalLayout_5.setObjectName("horizontalLayout_5") self.label_4 = QtWidgets.QLabel(self.widget) self.label_4.setObjectName("label_4") self.horizontalLayout_5.addWidget(self.label_4) self.bookname = QtWidgets.QLineEdit(self.widget) self.bookname.setObjectName("bookname") self.horizontalLayout_5.addWidget(self.bookname) self.verticalLayout_4.addLayout(self.horizontalLayout_5) self.horizontalLayout_6 = QtWidgets.QHBoxLayout() self.horizontalLayout_6.setObjectName("horizontalLayout_6") self.label_5 = QtWidgets.QLabel(self.widget) self.label_5.setObjectName("label_5") self.horizontalLayout_6.addWidget(self.label_5) self.author = QtWidgets.QLineEdit(self.widget) self.author.setObjectName("author") self.horizontalLayout_6.addWidget(self.author) self.verticalLayout_4.addLayout(self.horizontalLayout_6) self.horizontalLayout_7 = QtWidgets.QHBoxLayout() self.horizontalLayout_7.setObjectName("horizontalLayout_7") self.label_6 = QtWidgets.QLabel(self.widget) self.label_6.setObjectName("label_6") self.horizontalLayout_7.addWidget(self.label_6) self.type = QtWidgets.QLineEdit(self.widget) self.type.setObjectName("type") self.horizontalLayout_7.addWidget(self.type) self.verticalLayout_4.addLayout(self.horizontalLayout_7) self.horizontalLayout_8 = QtWidgets.QHBoxLayout() self.horizontalLayout_8.setObjectName("horizontalLayout_8") self.label_7 = QtWidgets.QLabel(self.widget) self.label_7.setObjectName("label_7") self.horizontalLayout_8.addWidget(self.label_7) self.press = QtWidgets.QLineEdit(self.widget) self.press.setObjectName("press") self.horizontalLayout_8.addWidget(self.press) self.verticalLayout_4.addLayout(self.horizontalLayout_8) self.horizontalLayout_9.addLayout(self.verticalLayout_4) self.verticalLayout = QtWidgets.QVBoxLayout() self.verticalLayout.setObjectName("verticalLayout") self.pushButton = QtWidgets.QPushButton(self.widget) self.pushButton.setObjectName("pushButton") self.verticalLayout.addWidget(self.pushButton) self.checkbt = QtWidgets.QPushButton(self.widget) self.checkbt.setObjectName("checkbt") self.verticalLayout.addWidget(self.checkbt) self.horizontalLayout_9.addLayout(self.verticalLayout) self.readertab.addTab(self.checkbook, "") self.userinfo = QtWidgets.QWidget() self.userinfo.setObjectName("userinfo") self.verticalLayout_9 = QtWidgets.QVBoxLayout(self.userinfo) self.verticalLayout_9.setObjectName("verticalLayout_9") self.verticalLayout_8 = QtWidgets.QVBoxLayout() self.verticalLayout_8.setObjectName("verticalLayout_8") self.horizontalLayout_14 = QtWidgets.QHBoxLayout() self.horizontalLayout_14.setObjectName("horizontalLayout_14") self.verticalLayout_7 = QtWidgets.QVBoxLayout() self.verticalLayout_7.setObjectName("verticalLayout_7") self.horizontalLayout_10 = QtWidgets.QHBoxLayout() self.horizontalLayout_10.setObjectName("horizontalLayout_10") self.label_8 = QtWidgets.QLabel(self.userinfo) self.label_8.setObjectName("label_8") self.horizontalLayout_10.addWidget(self.label_8) self.lineEdit_8 = QtWidgets.QLineEdit(self.userinfo) self.lineEdit_8.setObjectName("lineEdit_8") self.horizontalLayout_10.addWidget(self.lineEdit_8) self.verticalLayout_7.addLayout(self.horizontalLayout_10) self.horizontalLayout_11 = QtWidgets.QHBoxLayout() self.horizontalLayout_11.setObjectName("horizontalLayout_11") self.label_9 = QtWidgets.QLabel(self.userinfo) self.label_9.setObjectName("label_9") self.horizontalLayout_11.addWidget(self.label_9) self.lineEdit_9 = QtWidgets.QLineEdit(self.userinfo) self.lineEdit_9.setObjectName("lineEdit_9") self.horizontalLayout_11.addWidget(self.lineEdit_9) self.verticalLayout_7.addLayout(self.horizontalLayout_11) self.horizontalLayout_12 = QtWidgets.QHBoxLayout() self.horizontalLayout_12.setObjectName("horizontalLayout_12") self.verticalLayout_7.addLayout(self.horizontalLayout_12) self.horizontalLayout_13 = QtWidgets.QHBoxLayout() self.horizontalLayout_13.setObjectName("horizontalLayout_13") self.label_11 = QtWidgets.QLabel(self.userinfo) self.label_11.setObjectName("label_11") self.horizontalLayout_13.addWidget(self.label_11) self.lineEdit_11 = QtWidgets.QLineEdit(self.userinfo) self.lineEdit_11.setObjectName("lineEdit_11") self.horizontalLayout_13.addWidget(self.lineEdit_11) self.verticalLayout_7.addLayout(self.horizontalLayout_13) self.horizontalLayout_14.addLayout(self.verticalLayout_7) self.pushButton_5 = QtWidgets.QPushButton(self.userinfo) self.pushButton_5.setObjectName("pushButton_5") self.horizontalLayout_14.addWidget(self.pushButton_5) self.verticalLayout_8.addLayout(self.horizontalLayout_14) self.textBrowser_2 = QtWidgets.QTextBrowser(self.userinfo) self.textBrowser_2.setObjectName("textBrowser_2") self.verticalLayout_8.addWidget(self.textBrowser_2) self.verticalLayout_9.addLayout(self.verticalLayout_8) self.readertab.addTab(self.userinfo, "") self.retranslateUi(Reader) self.getreaderinfo() self.readertab.setCurrentIndex(0) QtCore.QMetaObject.connectSlotsByName(Reader) self.borrowcheckbt.clicked.connect(self.borrowidcheck) self.borrowokbt.clicked.connect(self.submit) self.returnbookbt.clicked.connect(self.ReturnBook) self.pushButton.clicked.connect(self.selectallbook) self.checkbt.clicked.connect(self.selectbook) self.pushButton_5.clicked.connect(self.alterinfo) def retranslateUi(self, Reader): _translate = QtCore.QCoreApplication.translate Reader.setWindowTitle(_translate("Reader", "读者操作界面")) self.label.setText(_translate("Reader", "书号/书名")) self.borrowcheckbt.setText(_translate("Reader", "查询")) item = self.borrowtable.verticalHeaderItem(0) item.setText(_translate("Reader", "1")) item = self.borrowtable.horizontalHeaderItem(0) item.setText(_translate("Reader", "书号")) item = self.borrowtable.horizontalHeaderItem(1) item.setText(_translate("Reader", "书名")) item = self.borrowtable.horizontalHeaderItem(2) item.setText(_translate("Reader", "作者")) item = self.borrowtable.horizontalHeaderItem(3) item.setText(_translate("Reader", "出版社")) item = self.borrowtable.horizontalHeaderItem(4) item.setText(_translate("Reader", "在馆册数")) self.borrowokbt.setText(_translate("Reader", "提交")) self.readertab.setTabText(self.readertab.indexOf(self.borrowbook), _translate("Reader", "借阅图书")) self.returnbo.setText(_translate("Reader", "书号")) self.returnbookbt.setText(_translate("Reader", "还书")) self.readertab.setTabText(self.readertab.indexOf(self.returnbook), _translate("Reader", "归还图书")) item = self.tableWidget.horizontalHeaderItem(0) item.setText(_translate("Reader", "书号")) item = self.tableWidget.horizontalHeaderItem(1) item.setText(_translate("Reader", "书名")) item = self.tableWidget.horizontalHeaderItem(2) item.setText(_translate("Reader", "作者")) item = self.tableWidget.horizontalHeaderItem(3) item.setText(_translate("Reader", "类别")) item = self.tableWidget.horizontalHeaderItem(4) item.setText(_translate("Reader", "出版社")) item = self.tableWidget.horizontalHeaderItem(5) item.setText(_translate("Reader", "馆藏册数")) item = self.tableWidget.horizontalHeaderItem(6) item.setText(_translate("Reader", "在馆册数")) item = self.tableWidget.horizontalHeaderItem(7) item.setText(_translate("Reader", "书架号")) item = self.tableWidget.horizontalHeaderItem(8) item.setText(_translate("Reader", "被借次数")) self.label_3.setText(_translate("Reader", "书名")) self.label_4.setText(_translate("Reader", "书号")) self.label_5.setText(_translate("Reader", "作者")) self.label_6.setText(_translate("Reader", "类别")) self.label_7.setText(_translate("Reader", "出版社")) self.pushButton.setText(_translate("Reader", "查询所有")) self.checkbt.setText(_translate("Reader", "查询")) self.readertab.setTabText(self.readertab.indexOf(self.checkbook), _translate("Reader", "查询图书及其相关信息")) self.label_8.setText(_translate("Reader", "姓名")) self.label_9.setText(_translate("Reader", "性别")) self.label_11.setText(_translate("Reader", "密码")) self.pushButton_5.setText(_translate("Reader", "修改")) self.readertab.setTabText(self.readertab.indexOf(self.userinfo), _translate("Reader", "用户信息修改")) # 借书信息查询 def borrowidcheck(self): bookin = self.borrowbookid.text() sql = 'select * from books where 书号="%s" or 书名="%s"' % (bookin, bookin) res = cursor.execute(sql) bookinfo = cursor.fetchall() n = len(bookinfo) self.borrowtable.setRowCount(n) for i in range(n): book = bookinfo[i] bookid = QTableWidgetItem(book[0]) bookname = QTableWidgetItem(book[1]) bookauthor = QTableWidgetItem(book[2]) bookpress = QTableWidgetItem(book[5]) booknumber = QTableWidgetItem(str(book[8])) self.borrowtable.setItem(i, 0, bookid) self.borrowtable.setItem(i, 1, bookname) self.borrowtable.setItem(i, 2, bookauthor) self.borrowtable.setItem(i, 3, bookpress) self.borrowtable.setItem(i, 4, booknumber) # 获取当前读者ID def getreaderid(self): nowtime = time.strftime("%Y-%m-%d", time.localtime()) sql = 'SELECT * FROM loginrecord where time = "%s" order by number' % nowtime cursor.execute(sql) todaylogin = cursor.fetchall() readerlogin = todaylogin[-1] ID = readerlogin[0] print(ID) return ID # 获取读者信息 def getreaderinfo(self): sql = 'SELECT * FROM readers where ID="%s"' % (self.loginID) cursor.execute(sql) readerlogined = cursor.fetchall() readerlogined = readerlogined[0] text = '读者ID：%s\n姓名：%s\n性别：%s\n单位：%s\n读者类型：%s\n可借册数：%d\n在借册数：%d\n密码：%s\n欠款：%.2f' % readerlogined font = QFont() font.setFamily("Arial") font.setPointSize(20) font.setBold(True) self.textBrowser_2.setFont(font) self.textBrowser_2.setText(text) # 提交申请 def submit(self): s = self.borrowtable.currentRow() if s == -1: QMessageBox.warning(self, "警告", "请点击想借阅的书！", QMessageBox.Yes) else: remain = int(self.borrowtable.item(s, 4).text()) if remain == 0: QMessageBox.warning(self, "警告", "这本书已经借光啦！", QMessageBox.Yes) else: t = self.borrowtable.item(s, 0).text() sql = 'SELECT * FROM item where ID="%s" and bookid="%s" and type="borrow"' % (self.loginID, t) res = cursor.execute(sql) if res: QMessageBox.warning(self, "警告", "请勿重复提交！", QMessageBox.Yes) else: nowtime = time.strftime("%Y-%m-%d", time.localtime()) sql = 'INSERT INTO item(bookid,ID,time,type) VALUES ("%s","%s","%s","borrow")' % (t, self.loginID, nowtime) cursor.execute(sql) conn.commit() QMessageBox.warning(self, "提示", "提交成功！", QMessageBox.Yes) # 提交还书申请 def ReturnBook(self): bookid = self.returnbookid.text() sql = 'SELECT * FROM books where 书号="%s"' % (bookid) res = cursor.execute(sql) if res: sql = 'SELECT * from borrow where 书号="%s" and ID="%s"' % (bookid, self.loginID) res = cursor.execute(sql) borrowinfo = cursor.fetchall() if res: nowtime = time.strftime("%Y-%m-%d", time.localtime()) sql = 'SELECT * FROM item where ID="%s" and time="%s" and type= "return" and bookid="%s"' % ( self.loginID, nowtime, bookid) res = cursor.execute(sql) if res: QMessageBox.warning(self, "警告", "请勿重复提交！", QMessageBox.Yes) else: sql = 'INSERT INTO item(bookid,ID,time,type) VALUES ("%s","%s","%s","return")' % ( bookid, self.loginID, nowtime) cursor.execute(sql) conn.commit() QMessageBox.warning(self, "提示", "提交成功！", QMessageBox.Yes) else: QMessageBox.warning(self, "警告", "您未借过这本书！", QMessageBox.Yes) else: QMessageBox.warning(self, "警告", "书号输入错误！请重新输入！", QMessageBox.Yes) # 查询所有书籍 def selectallbook(self): sql = 'SELECT * FROM books' cursor.execute(sql) books = cursor.fetchall() booknumber = len(books) self.tableWidget.setRowCount(booknumber) for i in range(booknumber): book = books[i] self.tableWidget.setItem(i, 0, QTableWidgetItem(book[0])) self.tableWidget.setItem(i, 1, QTableWidgetItem(book[1])) self.tableWidget.setItem(i, 2, QTableWidgetItem(book[2])) self.tableWidget.setItem(i, 3, QTableWidgetItem(book[3])) self.tableWidget.setItem(i, 4, QTableWidgetItem(book[5])) self.tableWidget.setItem(i, 5, QTableWidgetItem(str(book[7]))) self.tableWidget.setItem(i, 6, QTableWidgetItem(str(book[8]))) self.tableWidget.setItem(i, 7, QTableWidgetItem(book[9])) self.tableWidget.setItem(i, 8, QTableWidgetItem(str(book[10]))) # 条件查询书籍 def selectbook(self): bookname = self.bookid.text() bookid = self.bookname.text() bookauthor = self.author.text() booktype = self.type.text() bookpress = self.press.text() an = 0 if bookname: bookname = ' 书名="%s"' % (bookname) an = 1 if bookid: if an == 1: bookid = ' and 书号="%s"' % (bookid) else: bookid = ' 书号="%s"' % (bookid) an = 1 if bookauthor: if an == 1: bookauthor = 'and 作者="%s"' % (bookauthor) else: bookauthor = '作者="%s"' % (bookauthor) an = 1 if booktype: if an == 1: booktype = ' and 类型="%s"' % (booktype) else: booktype = ' 类型="%s"' % (booktype) an = 1 if bookpress: if an == 1: bookpress = ' and 出版社="%s"' % (bookpress) else: bookpress = ' 出版社="%s"' % (bookpress) sql1 = 'SELECT * FROM books where' sql = sql1 + bookname + bookid + bookauthor + booktype + bookpress res = cursor.execute(sql) books = cursor.fetchall() if res: booknumber = len(books) self.tableWidget.setRowCount(booknumber) for i in range(booknumber): book = books[i] self.tableWidget.setItem(i, 0, QTableWidgetItem(book[0])) self.tableWidget.setItem(i, 1, QTableWidgetItem(book[1])) self.tableWidget.setItem(i, 2, QTableWidgetItem(book[2])) self.tableWidget.setItem(i, 3, QTableWidgetItem(book[3])) self.tableWidget.setItem(i, 4, QTableWidgetItem(book[5])) self.tableWidget.setItem(i, 5, QTableWidgetItem(str(book[7]))) self.tableWidget.setItem(i, 6, QTableWidgetItem(str(book[8]))) self.tableWidget.setItem(i, 7, QTableWidgetItem(book[9])) self.tableWidget.setItem(i, 8, QTableWidgetItem(str(book[10]))) else: QMessageBox.warning(self, "警告", "没有符合条件的书！", QMessageBox.Yes) # 读者修改自己的信息 def alterinfo(self): name = self.lineEdit_8.text() sex = self.lineEdit_9.text() password = self.lineEdit_11.text() if name: sql = 'UPDATE readers SET 姓名="%s" WHERE ID="%s"' % (name, self.loginID) print(sql) cursor.execute(sql) conn.commit() if sex == '男' or sex == '女': sql = 'UPDATE readers SET 性别="%s" WHERE ID="%s"' % (sex, self.loginID) print(sql) cursor.execute(sql) conn.commit() elif sex != '': QMessageBox.warning(self, "警告", "性别输入错误，请输入男/女！", QMessageBox.Yes) if password: sql = 'UPDATE readers SET password="%s" WHERE ID="%s"' % (password, self.loginID) print(sql) cursor.execute(sql) conn.commit() self.getreaderinfo()