main.py 文件源码

def refresh_images(self):
        try:
            r = requests.get(self.cur_img)
        except:
            return None

        if r.status_code == 200:
            pixmap = QtGui.QPixmap()
            pixmap.loadFromData(r.content)
            pixmap.scaledToWidth(self.preview_size)
            pixmap.scaledToHeight(self.preview_size)
            self.img.setPixmap(pixmap)
            self.img.update()
            self.repaint()
        r.close()
        data = self.db.get(self.cur_vid)

        self.setWindowTitle(data["name"])
        info_str = "dur: {}\n\nviews: {}\n\nprediction: {}\n\ntags: {}"

        n_tags = 15
        tag_str = ""
        if data["tags"]:
            tags = [tag for tag in data["tags"] if len(tag) > 2]
            tags = tags[:min(n_tags, len(data["tags"]))]
            for tag in tags:
                tag_str += "\n" + tag


        info_str = info_str.format(data["dur"],
                                   data["views"],
                                   # old design had an out of 6 scale
                                   round(self.last_pred, 2),
                                   tag_str)
        self.info_box.setText(info_str)