René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"`ValueError` when trying to plot 2D histogram items with `PyQt6`","articleBody":"In `{plotpy_dir}\\items\\image\\base.py` Line 604 - 606 part of `BaseImageItem.draw_image()`\n```\ndest = _scale_rect(\n            self.data, src_rect, self._offscreen, dst_rect, self.lut, self.interpolate\n        )\n```\n\nThere is an issue when using the 2d histogram [example](https://plotpy.readthedocs.io/en/latest/intro/examples.html) that produces the following error.\n\n```\nFile \"C:\\Users\\Username\\AppData\\Local\\Programs\\Python\\Python312\\Lib\\site-packages\\plotpy\\items\\image\\base.py\", line 604, in draw_image\n    dest = _scale_rect(\n           ^^^^^^^^^^^^\nValueError: Error calling Python override of QFrame::paintEvent(): Invalid destination rectangle (expected tuple of 4 integers)\n```\n\nThis Error ends up leaving the painter object open causing a crash, after finding the location changing the `dst_rect` -\u003e `tuple(map(int, dst_rect))` fixes the problem but wanted to make someone aware since it is expected as `tuple[float, float, float, float]`.","author":{"url":"https://github.com/michael-miftek","@type":"Person","name":"michael-miftek"},"datePublished":"2025-02-21T20:02:02.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/34/PlotPy/issues/34"}