Create app.py

app.py

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+import os
+import tempfile
+from PIL import Image
+from pixels2svg import pixels2svg
+
+
+def vectorize_png_to_svg(input_path: str) -> str:
+    """
+    Take a PNG filepath, vectorize it, and return SVG text.
+    """
+    # Ensure image is PNG and load to normalize
+    with Image.open(input_path) as im:
+        im = im.convert("RGBA")  # normalize
+        tmp_png = tempfile.NamedTemporaryFile(delete=False, suffix=".png")
+        im.save(tmp_png.name, "PNG")
+
+    drawing = pixels2svg(tmp_png.name)
+    svg_text = drawing.tostring()     # svg_text is already a str
+    return svg_text                   # <- just return the string
+
+
+import gradio as gr
+import pathlib
+import tempfile
+
+def gradio_vectorize(image_path):
+    if image_path is None:
+        return None
+
+    svg_text = vectorize_png_to_svg(image_path)
+
+    tmp_svg = tempfile.NamedTemporaryFile(delete=False, suffix=".svg")
+    with open(tmp_svg.name, "w", encoding="utf-8") as f:
+        f.write(svg_text)
+
+    return tmp_svg.name
+
+with gr.Blocks() as demo:
+    gr.Markdown("⥏⥑ 𓍴 -Vectorizer- 𓍴 ⥏⥑")
+    gr.Markdown("PNG📷 ➲ SVG💾.")
+
+    with gr.Row():
+        in_img = gr.Image(type="filepath", label="📷PNG input📷")
+        out_file = gr.File(label="💾SVG output💾")
+
+    run_btn = gr.Button("♻️ Vectorize ♻️")
+    run_btn.click(fn=gradio_vectorize, inputs=in_img, outputs=out_file)
+
+if __name__ == "__main__":
+    demo.launch(debug=True)