QTableWidget 传入数据

from PyQt5.QtWidgets import QWidget, QVBoxLayout, QTableWidgetItem
from PyQt5.QtCore import Qt
from PyQt5 import QtWidgets, QtCore
from PyQt5.QtWidgets import (QApplication, QTableWidget,
                             QAbstractItemView, QMessageBox)


class TableDemo(QWidget):
    """窗口类"""

    def __init__(self, DAT):
        super().__init__()
        self.dat = DAT  # 接收数据传递
        self.initUI() #初始化窗口
        # 置顶窗口
        self.setWindowFlags(QtCore.Qt.WindowCloseButtonHint | QtCore.Qt.WindowStaysOnTopHint)

    def initUI(self):
        self.setWindowTitle('预约') #窗口标题
        self.resize(80,200) #窗口大小

        # 垂直布局
        self.vlayout = QVBoxLayout(self)
        self.vlayout.setAlignment(Qt.AlignTop)  # 设置 垂直布局 的对齐方式
        self.setTableWidget()  # 设置表格
        self.tablewidget.setEditTriggers(QAbstractItemView.NoEditTriggers)  # 禁止编辑
        self.tablewidget.setSelectionBehavior(QAbstractItemView.SelectRows)  # 选择整行
        self.show()

    def move_(self, num):
        self.tablewidget.removeRow(num) # 删除 第num 条数据

    # 设置表格
    def setTableWidget(self):

        self.tablewidget = QTableWidget(3,4)  # 表格是 3行4列
        #写入表格内容
        one_='W'
        newItem = QTableWidgetItem(one_)
        self.tablewidget.setItem(1, 1, newItem)


        self.tablewidget.setFixedWidth(355)  # 表格大小
        self.setTableHeaderField()
        self.tablewidget.setAlternatingRowColors(True)  # 交替行颜色
        self.vlayout.addWidget(self.tablewidget)

    def buttonForRow(self):
        widget = QtWidgets.QWidget()
        self.deleteBtn = QtWidgets.QPushButton('删除')
        self.deleteBtn.setStyleSheet(''' text-align : center;
                                    margin:3px;
                                    background-color : LightCoral;
                                    height : 30px;
                                    border-style: outset;
                                    font : 13px; ''')
        self.deleteBtn.clicked.connect(self.DeleteButton)

        hLayout = QtWidgets.QHBoxLayout()
        hLayout.addWidget(self.deleteBtn)
        hLayout.setContentsMargins(5, 2, 5, 2)
        widget.setLayout(hLayout)
        return widget

    def DeleteButton(self):
        button = self.sender()
        if button:
            # 确定位置的时候这里是关键

            close_code = QMessageBox.question(self, "删除提醒", ""
                                              + "您将删除！！"
                                                "\n"
                                                "\n"
                                                "是否继续？"
                                              , QMessageBox.Yes | QMessageBox.No)

            if close_code == 65536:
                pass
            else:
                try:

                    row = self.tablewidget.indexAt(button.parent().pos()).row()
                    self.tablewidget.removeRow(row)#删除某行
                    # ap.del_(row) # 数据库同时删除该条数据

                    # QtWidgets.QMessageBox.information(self, "", "已删除")
                except:
                    QtWidgets.QMessageBox.critical(self, "删除失败", "已不存在")

    # 设置行表头字段
    def setTableHeaderField(self):

        self.tablewidget.setColumnCount(5)  # 设置列数
        self.tablewidget.setCellWidget(1,2, self.buttonForRow())
        header_field = ['日期', '时间', 'c', 'a','b']
        self.tablewidget.setHorizontalHeaderLabels(header_field)  # 设置行表头字段
        self.tablewidget.setColumnWidth(0, 55)  # 设置第0列宽度
        self.tablewidget.setColumnWidth(1, 60)  # 设置第1列宽度
        self.tablewidget.setColumnWidth(2, 50)  # 设置第2列宽度
        self.tablewidget.setColumnWidth(3, 65)  # 设置第3列宽度
        self.tablewidget.showGrid()
        self.tablewidget.setShowGrid(True)
        self.tablewidget.setStyleSheet("QHeaderView::section{background:skyblue;}")


if __name__ == "__main__":
    import sys

    app = QApplication(sys.argv)

    lines =''
    ui = TableDemo(lines)

    ui.show()
    sys.exit(app.exec_())