Create app.py

app.py

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+import qrcode
+from pyzbar.pyzbar import decode
+from PIL import Image
+import gradio as gr
+import tempfile
+import os
+
+# Function to generate a QR code
+def generate_qr(data):
+    qr = qrcode.QRCode(
+        version=1,
+        error_correction=qrcode.constants.ERROR_CORRECT_L,
+        box_size=10,
+        border=4,
+    )
+    qr.add_data(data)
+    qr.make(fit=True)
+    img = qr.make_image(fill="black", back_color="white")
+
+    # Save to a temporary file and return the file path
+    temp_file = tempfile.NamedTemporaryFile(delete=False, suffix=".png")
+    img.save(temp_file.name, format="PNG")
+    temp_file.close()  # Close the file to flush contents to disk
+    return temp_file.name
+
+# Function to read a QR code from an uploaded image
+def read_qr(img):
+    decoded_data = decode(img)
+    if decoded_data:
+        return decoded_data[0].data.decode("utf-8")
+    else:
+        return "No QR code found."
+
+# Custom CSS styling as HTML for dark mode
+custom_css = """
+<style>
+    body {background-color: #1e1e2f; font-family: Arial, sans-serif; color: #e0e0e0;}
+    .gradio-container {max-width: 600px; margin: auto; padding: 20px; background-color: #2c2c3e; border-radius: 10px; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);}
+    h1, h2 {text-align: center; color: #f0f0f0; font-weight: 600;}
+    .gr-button {background-color: #3a3a4f; color: #e0e0e0; padding: 10px 20px; border-radius: 5px; font-size: 15px; border: none;}
+    .gr-button:hover {background-color: #505068;}
+    input, textarea, .gr-box {background-color: #3a3a4f; border: 1px solid #555; border-radius: 5px; padding: 10px; font-size: 14px; color: #e0e0e0;}
+    .gr-box:hover, input:hover, textarea:hover {border-color: #777;}
+</style>
+"""
+
+# Gradio interface for generating and reading QR codes
+def create_gradio_interface():
+    # QR Code Generator Interface
+    generate_interface = gr.Interface(
+        fn=generate_qr,
+        inputs=gr.Textbox(placeholder="Enter text or URL here...", label="Data to Encode"),
+        outputs=gr.Image(label="Generated QR Code"),
+        title="Generate QR Code",
+        description="Quickly create a QR code from any text or URL.",
+    )
+
+    # QR Code Reader Interface
+    read_interface = gr.Interface(
+        fn=read_qr,
+        inputs=gr.Image(type="pil", label="Upload QR Code Image"),
+        outputs=gr.Textbox(label="Decoded Data"),
+        title="Read QR Code",
+        description="Upload an image with a QR code to decode the embedded data.",
+    )
+
+    # Combine interfaces into a single tabbed layout
+    interface = gr.TabbedInterface(
+        [generate_interface, read_interface],
+        ["Generate QR Code", "Read QR Code"]
+    )
+
+    # Launch interface with custom HTML for CSS styling
+    with gr.Blocks() as demo:
+        gr.HTML(custom_css)  # Embed the custom CSS
+        interface.render()
+
+    demo.launch(share=True)
+
+# Run the Gradio interface
+create_gradio_interface()