René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"`patches.Scatter()` and `patches.Plot()` should be added.","articleBody":"### Problem\r\n\r\nOnly using [patches.Rectangle()](https://matplotlib.org/stable/api/_as_gen/matplotlib.patches.Rectangle.html) of [plt.subplots()](https://matplotlib.org/stable/gallery/subplots_axes_and_figures/subplots_demo.html#creating-multiple-subplots-using-plt-subplots) works properly as shown below:\r\n\r\n```python\r\nfrom torchvision.datasets import CelebA\r\n\r\nmy_data = CelebA(\r\n    root=\"data\",\r\n    split=\"all\",\r\n    target_type=[\"bbox\", \"landmarks\"]\r\n)\r\n\r\nimport matplotlib.pyplot as plt\r\nfrom matplotlib.patches import Rectangle\r\n\r\nfig, axes = plt.subplots(nrows=2, ncols=5, figsize=(12, 6))\r\nfor (im, ((x, y, w, h), lm)), axis in zip(my_data, axes.ravel()):\r\n    axis.imshow(X=im)\r\n    rect = Rectangle(xy=(x, y), width=w, height=h, linewidth=3, edgecolor='r', facecolor='none', clip_on=True) # Here\r\n    axis.add_patch(p=rect)                                                                                     # Here\r\n```\r\n\r\n![Screenshot 2024-12-16 012242](https://github.com/user-attachments/assets/e56af00e-ca43-4902-8512-ff0b0142374d)\r\n\r\nAnd only using [axes.Axes.scatter()](https://matplotlib.org/stable/api/_as_gen/matplotlib.axes.Axes.scatter.html) of `plt.subplots()` works properly as shown below:\r\n\r\n```python\r\nfrom torchvision.datasets import CelebA\r\nimport torchvision\r\n\r\nmy_data = CelebA(\r\n    root=\"data\",\r\n    split=\"all\",\r\n    target_type=[\"bbox\", \"landmarks\"]\r\n)\r\n\r\nimport matplotlib.pyplot as plt\r\nfrom matplotlib.patches import Rectangle\r\nfrom matplotlib.patches import Circle\r\n\r\nfig, axes = plt.subplots(nrows=2, ncols=5, figsize=(12, 6))\r\nfor (im, ((x, y, w, h), lm)), axis in zip(my_data, axes.ravel()):\r\n    axis.imshow(X=im)\r\n\r\n    for px, py in lm.split(2):                # Here\r\n        axis.scatter(x=px, y=py, c='#1f77b4') # Here\r\n```\r\n\r\n![Screenshot 2024-12-16 020807](https://github.com/user-attachments/assets/4aac26da-1a63-4a3e-899e-ec9ed270168c)\r\n\r\nAnd only using `axes.Axes.plot()` of `plt.subplots()` works properly as shown below:\r\n\r\n```python\r\nfrom torchvision.datasets import CelebA\r\nimport torchvision\r\n\r\nmy_data = CelebA(\r\n    root=\"data\",\r\n    split=\"all\",\r\n    target_type=[\"bbox\", \"landmarks\"]\r\n)\r\n\r\nimport matplotlib.pyplot as plt\r\nfrom matplotlib.patches import Rectangle\r\nfrom matplotlib.patches import Circle\r\n\r\nfig, axes = plt.subplots(nrows=2, ncols=5, figsize=(12, 6))\r\nfor (im, ((x, y, w, h), lm)), axis in zip(my_data, axes.ravel()):\r\n    axis.imshow(X=im)\r\n\r\n    px = []                    # Here\r\n    py = []                    # Here\r\n    for j, v in enumerate(lm): # Here\r\n        if j%2 == 0:           # Here\r\n            px.append(v)       # Here\r\n        else:                  # Here\r\n            py.append(v)       # Here\r\n    axis.plot(px, py)          # Here\r\n```\r\n\r\n![Screenshot 2024-12-16 021239](https://github.com/user-attachments/assets/ef5af7a9-21c1-4363-919a-d961d746d26b)\r\n\r\nBut using `patches.Rectangle()` of `plt.subplots()` with `axes.Axes.scatter()` of `plt.subplots()` doesn't work properly as shown below:\r\n\r\n```python\r\nfrom torchvision.datasets import CelebA\r\n\r\nmy_data = CelebA(\r\n    root=\"data\",\r\n    split=\"all\",\r\n    target_type=[\"bbox\", \"landmarks\"]\r\n)\r\n\r\nimport matplotlib.pyplot as plt\r\nfrom matplotlib.patches import Rectangle\r\n\r\nfig, axes = plt.subplots(nrows=2, ncols=5, figsize=(12, 6))\r\nfor (im, ((x, y, w, h), lm)), axis in zip(my_data, axes.ravel()):\r\n    axis.imshow(X=im)\r\n    rect = Rectangle(xy=(x, y), width=w, height=h, linewidth=3, edgecolor='r', facecolor='none', clip_on=True) # Here\r\n    axis.add_patch(p=rect)                                                                                     # Here\r\n\r\n    for px, py in lm.split(2):                # Here\r\n        axis.scatter(x=px, y=py, c='#1f77b4') # Here\r\n```\r\n\r\n![Screenshot 2024-12-16 012506](https://github.com/user-attachments/assets/ff290aef-34ba-44fe-9592-49a13fb3b42e)\r\n\r\nAnd using `patches.Rectangle()` of `plt.subplots()` with `axes.Axes.plot()` of `plt.subplots()` doesn't work properly as shown below:\r\n\r\n```python\r\nfrom torchvision.datasets import CelebA\r\n\r\nmy_data = CelebA(\r\n    root=\"data\",\r\n    split=\"all\",\r\n    target_type=[\"bbox\", \"landmarks\"]\r\n)\r\n\r\nimport matplotlib.pyplot as plt\r\nfrom matplotlib.patches import Rectangle\r\n\r\nfig, axes = plt.subplots(nrows=2, ncols=5, figsize=(12, 6))\r\nfor (im, ((x, y, w, h), lm)), axis in zip(my_data, axes.ravel()):\r\n    axis.imshow(X=im)\r\n    rect = Rectangle(xy=(x, y), width=w, height=h, linewidth=3, edgecolor='r', facecolor='none', clip_on=True) # Here\r\n    axis.add_patch(p=rect)                                                                                     # Here\r\n\r\n    px = []                    # Here\r\n    py = []                    # Here\r\n    for j, v in enumerate(lm): # Here\r\n        if j%2 == 0:           # Here\r\n            px.append(v)       # Here\r\n        else:                  # Here\r\n            py.append(v)       # Here\r\n    axis.plot(px, py)          # Here\r\n```\r\n\r\n![Screenshot 2024-12-16 013942](https://github.com/user-attachments/assets/f7414b6b-f1f1-45fb-9ea4-9e6c8da99e5e)\r\n\r\nSo instead, I used `patches.Rectangle()` of `plt.subplots()` with [patches.Circle()](https://matplotlib.org/stable/api/_as_gen/matplotlib.patches.Circle.html) of `plt.subplots()`, then they properly work as shown below:\r\n\r\n```python\r\nfrom torchvision.datasets import CelebA\r\n\r\nmy_data = CelebA(\r\n    root=\"data\",\r\n    split=\"all\",\r\n    target_type=[\"bbox\", \"landmarks\"]\r\n)\r\n\r\nimport matplotlib.pyplot as plt\r\nfrom matplotlib.patches import Rectangle\r\nfrom matplotlib.patches import Circle\r\n\r\nfig, axes = plt.subplots(nrows=2, ncols=5, figsize=(12, 6))\r\nfor (im, ((x, y, w, h), lm)), axis in zip(my_data, axes.ravel()):\r\n    axis.imshow(X=im)\r\n    rect = Rectangle(xy=(x, y), width=w, height=h, linewidth=3, edgecolor='r', facecolor='none', clip_on=True) # Here\r\n    axis.add_patch(p=rect)                                                                                     # Here\r\n\r\n    for px, py in lm.split(2):                # Here\r\n        axis.add_patch(p=Circle(xy=(px, py))) # Here\r\n```\r\n\r\n![Screenshot 2024-12-16 014626](https://github.com/user-attachments/assets/653ec8e8-78f8-48ee-92ae-899cdb7ce01f)\r\n\r\n### Proposed solution\r\n\r\nSo, it seems like [matplotlib.patches](https://matplotlib.org/stable/api/patches_api.html) works with `matplotlib.patches` so `patches.Scatter()` and `patches.Plot()` should be added.","author":{"url":"https://github.com/hyperkai","@type":"Person","name":"hyperkai"},"datePublished":"2024-12-15T17:14:51.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/29318/matplotlib/issues/29318"}