python爬虫，从网上自动爬取指定关键词的图像数据

from PyQt5 import QtCore, QtGui, QtWidgets class Ui_MainWindow(object): def setupUi(self, MainWindow): MainWindow.setObjectName("MainWindow") MainWindow.resize(800, 718) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(MainWindow.sizePolicy().hasHeightForWidth()) MainWindow.setSizePolicy(sizePolicy) self.centralwidget = QtWidgets.QWidget(MainWindow) self.centralwidget.setObjectName("centralwidget") self.gridLayout_3 = QtWidgets.QGridLayout(self.centralwidget) self.gridLayout_3.setObjectName("gridLayout_3") self.groupBox_3 = QtWidgets.QGroupBox(self.centralwidget) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.groupBox_3.sizePolicy().hasHeightForWidth()) self.groupBox_3.setSizePolicy(sizePolicy) font = QtGui.QFont() font.setPointSize(10) self.groupBox_3.setFont(font) self.groupBox_3.setStyleSheet("QGroupBox{border:1px ridge gray;margin-top: 1ex;} QGroupBox::title{subcontrol-origin: margin;subcontrol-position:top center;padding:0 3px;}") self.groupBox_3.setObjectName("groupBox_3") self.gridLayout_2 = QtWidgets.QGridLayout(self.groupBox_3) self.gridLayout_2.setContentsMargins(-1, -1, 30, -1) self.gridLayout_2.setObjectName("gridLayout_2") self.label_4 = QtWidgets.QLabel(self.groupBox_3) font = QtGui.QFont() font.setPointSize(12) self.label_4.setFont(font) self.label_4.setAlignment(QtCore.Qt.AlignRight|QtCore.Qt.AlignTrailing|QtCore.Qt.AlignVCenter) self.label_4.setObjectName("label_4") self.gridLayout_2.addWidget(self.label_4, 0, 0, 1, 1) self.label_time_elapsed = QtWidgets.QLabel(self.groupBox_3) font = QtGui.QFont() font.setFamily("Ubuntu Mono") font.setPointSize(12) self.label_time_elapsed.setFont(font) self.label_time_elapsed.setObjectName("label_time_elapsed") self.gridLayout_2.addWidget(self.label_time_elapsed, 0, 1, 1, 1) self.label_2 = QtWidgets.QLabel(self.groupBox_3) font = QtGui.QFont() font.setPointSize(12) self.label_2.setFont(font) self.label_2.setAlignment(QtCore.Qt.AlignRight|QtCore.Qt.AlignTrailing|QtCore.Qt.AlignVCenter) self.label_2.setObjectName("label_2") self.gridLayout_2.addWidget(self.label_2, 1, 0, 1, 1) self.progressBar_total = QtWidgets.QProgressBar(self.groupBox_3) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.progressBar_total.sizePolicy().hasHeightForWidth()) self.progressBar_total.setSizePolicy(sizePolicy) font = QtGui.QFont() font.setFamily("Ubuntu Mono") font.setPointSize(12) self.progressBar_total.setFont(font) self.progressBar_total.setStyleSheet("") self.progressBar_total.setMaximum(1000) self.progressBar_total.setProperty("value", 0) self.progressBar_total.setAlignment(QtCore.Qt.AlignCenter) self.progressBar_total.setFormat("") self.progressBar_total.setObjectName("progressBar_total") self.gridLayout_2.addWidget(self.progressBar_total, 1, 1, 1, 1) self.label_3 = QtWidgets.QLabel(self.groupBox_3) font = QtGui.QFont() font.setPointSize(12) self.label_3.setFont(font) self.label_3.setAlignment(QtCore.Qt.AlignRight|QtCore.Qt.AlignTrailing|QtCore.Qt.AlignVCenter) self.label_3.setObjectName("label_3") self.gridLayout_2.addWidget(self.label_3, 2, 0, 1, 1) self.progressBar_current = QtWidgets.QProgressBar(self.groupBox_3) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.progressBar_current.sizePolicy().hasHeightForWidth()) self.progressBar_current.setSizePolicy(sizePolicy) font = QtGui.QFont() font.setFamily("Ubuntu Mono") font.setPointSize(12) self.progressBar_current.setFont(font) self.progressBar_current.setStyleSheet("/*\n" "QProgressBar {\n" " border: 2px solid gray;\n" " background-color: rgba(0, 0, 0, 0);\n" "}\n" "\n" "QProgressBar::chunk {\n" " background-color: rgba(0, 200, 0);\n" " width: 1px;\n" "}*/") self.progressBar_current.setMaximum(1000) self.progressBar_current.setProperty("value", 0) self.progressBar_current.setAlignment(QtCore.Qt.AlignCenter) self.progressBar_current.setFormat("") self.progressBar_current.setObjectName("progressBar_current") self.gridLayout_2.addWidget(self.progressBar_current, 2, 1, 1, 1) self.gridLayout_2.setColumnStretch(0, 1) self.gridLayout_2.setColumnStretch(1, 3) self.gridLayout_3.addWidget(self.groupBox_3, 1, 0, 1, 2) self.groupBox_2 = QtWidgets.QGroupBox(self.centralwidget) font = QtGui.QFont() font.setPointSize(10) self.groupBox_2.setFont(font) self.groupBox_2.setStyleSheet("QGroupBox{border:1px ridge gray;margin-top: 1ex;} QGroupBox::title{subcontrol-origin: margin;subcontrol-position:top center;padding:0 3px;}") self.groupBox_2.setObjectName("groupBox_2") self.verticalLayout_2 = QtWidgets.QVBoxLayout(self.groupBox_2) self.verticalLayout_2.setContentsMargins(30, 30, 30, 30) self.verticalLayout_2.setSpacing(20) self.verticalLayout_2.setObjectName("verticalLayout_2") self.pushButton_start = QtWidgets.QPushButton(self.groupBox_2) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.pushButton_start.sizePolicy().hasHeightForWidth()) self.pushButton_start.setSizePolicy(sizePolicy) font = QtGui.QFont() font.setPointSize(12) self.pushButton_start.setFont(font) self.pushButton_start.setObjectName("pushButton_start") self.verticalLayout_2.addWidget(self.pushButton_start) self.pushButton_cancel = QtWidgets.QPushButton(self.groupBox_2) self.pushButton_cancel.setEnabled(False) sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Preferred) sizePolicy.setHorizontalStretch(0) sizePolicy.setVerticalStretch(0) sizePolicy.setHeightForWidth(self.pushButton_cancel.sizePolicy().hasHeightForWidth()) self.pushButton_cancel.setSizePolicy(sizePolicy) font = QtGui.QFont() font.setPointSize(12) self.pushButton_cancel.setFont(font) self.pushButton_cancel.setObjectName("pushButton_cancel") self.verticalLayout_2.addWidget(self.pushButton_cancel) spacerItem = QtWidgets.QSpacerItem(20, 40, QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Preferred) self.verticalLayout_2.addItem(spacerItem) self.verticalLayout_2.setStretch(0, 1) self.verticalLayout_2.setStretch(1, 1) self.verticalLayout_2.setStretch(2, 1) self.gridLayout_3.addWidget(self.groupBox_2, 0, 1, 1, 1) self.groupBox_config = QtWidgets.QGroupBox(self.centralwidget) sizePolicy = Qt