self.__setDragEnabled(self.__isEnableDrag())# 还原 anchorself.setTransformationAnchor(self.AnchorUnderMouse)defzoomOut(self, viewAnchor=QGraphicsView.AnchorUnderMouse):""" 缩小图像 """ifself.zoomInTimes ==0andnotself.__isEnableDrag():returnself.setTransformationAnchor(viewAnchor) self.zoomInTime...
(0,0) 处的截距项改变x和y轴范围 # set the intercept of...使用scale_xx()函数也可以使用函数 scale_x_continuous() 和 scale_y_continuous() 分别改变x和y轴的刻度范围。...轴转换对数化和开方转换内置转换函数: scale_x_log10(), scale_y_log10() : for log10 transformation scale_x_sqrt(),...
它可能是一个内置的集合,例如set,list或dict。在这个例子中,它将是一个包含卡片的列表: domain = [Card(r+1,s)forrinrange(13)forsinSUITS] 定义聚合类。在这个例子中,名称带有_W后缀。这不是一个推荐的做法;这里只是为了更清楚地区分类定义之间的区别。稍后,我们将看到对这种设计的稍微不同的变化: classDe...
(X=x_train, y=y_train, eval_set=[(x_validation, y_validation)], verbose=False) predictions = regressor_model.predict(x_validation) mape: float = mean_absolute_percentage_error(y_true=y_validation, y_pred=predictions) return mape sampler: optuna.samplers.TPESampler = optuna.samplers.TPE...
""self.resize(1200, 900)# 隐藏滚动条 self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)# 以⿏标所在位置为锚点进⾏缩放 self.setTransformationAnchor(self.AnchorUnderMouse)# 平滑缩放 self.pixmapItem.setTransformationMode(Qt.SmoothTransformation)
self.setTransformationAnchor(QGraphicsView.AnchorUnderMouse) self.setResizeAnchor(QGraphicsView.AnchorUnderMouse) self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff) self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff) self.setFrameShape(QFrame.NoFrame) ...
transformation through the28setCoords method and pointer-based input through getMouse.29The library provides the following graphical objects:30Point31Line32Circle33Oval34Rectangle35Polygon36Text37Entry (for text-based input)38Image39Various attributes of graphical objects can be set such as40outline-...
(or comes). The follower must imitate the leader, either as an exact replication of its rhythms and intervals or some transformation thereof (see “Types of canon”, below). Repeating canons in which all voices are musically identical are called rounds –“Row, Row, Row Your Boat” and “...
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sns.scatterplot(x=x_embedded[:,0],y=x_embedded[:,1],hue=y_label,style=y_label,palette="bright",edgecolor='black') plt.legend(bbox_to_anchor=(1.1, 1.05)) plt.title('After training') plt.show() Explanation usingLIME import lime import lime.lime_tabular #Create an Instance of LIME ...