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app.py

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+import streamlit as st
+import qrcode
+from qrcode.image.pil import PilImage
+from PIL import Image
+import io
+import base64
+from urllib.parse import urlparse
+
+
+# Function to convert image to base64
+def get_image_as_base64(image: Image):
+    buffer = io.BytesIO()
+    image.save(buffer, format="PNG")
+    image_base64 = base64.b64encode(buffer.getvalue()).decode('utf-8')
+    return image_base64
+
+def get_url_filename(url):
+    parsed_uri = urlparse(url)
+    domain = '{uri.netloc}'.format(uri=parsed_uri)
+    main_domain = domain.split('.')
+    main_domain = main_domain[1] if main_domain[0] == 'www' else main_domain[0]
+    path = parsed_uri.path.strip('/').replace('/', '_')
+    return f"{main_domain}_{path}" if path else main_domain
+
+
+
+
+# Streamlit app title
+st.title("QR Code Generator")
+
+# QR code content options
+qr_content_options = ["URL", "Text"]
+# qr_content_options = ["URL", "Text", "Contact Information"]
+qr_content_type = st.selectbox("Select QR content type", qr_content_options)
+
+if qr_content_type == "Contact Information":
+    first_name = st.text_input("First Name")
+    last_name = st.text_input("Last Name")
+    phone = st.text_input("Phone Number")
+    email = st.text_input("Email Address")
+    content = f"BEGIN:VCARD\nVERSION:3.0\nN:{last_name};{first_name}\nFN:{first_name} {last_name}\nTEL;TYPE=CELL:{phone}\nEMAIL:{email}\nEND:VCARD"
+else:
+    content = st.text_area("Enter your content (one per line for multiple QR codes)", height=150)
+
+if st.button("Generate QR Code"):
+    if content:
+        contents = content.split("\n")
+
+        for i, c in enumerate(contents):
+            if c.strip():
+                # Generate QR code
+                qr = qrcode.QRCode(
+                    version=1,
+                    error_correction=qrcode.constants.ERROR_CORRECT_H,
+                    box_size=10,
+                    border=4
+                )
+                qr.add_data(c)
+                qr.make(fit=True)
+
+                img = qr.make_image(fill_color="black", back_color="white", image_factory=PilImage)
+
+                # Convert PilImage to bytes-like object
+                buffer = io.BytesIO()
+                img.save(buffer, format="PNG")
+                img_bytes = buffer.getvalue()
+
+                img_base64 = get_image_as_base64(img)
+
+                st.markdown(f"##### {c}")
+                st.image(img_bytes, caption=f"QR code for {c}", use_column_width=True)
+                file_name = get_url_filename(c) if qr_content_type == "URL" else f"QR_{i}"
+                st.markdown(f'<a href="data:image/png;base64,{img_base64}" download="{file_name}.png" style="display:inline-block;background-color:#4CAF50;border:none;color:white;padding:8px 16px;text-align:center;text-decoration:none;font-size:16px;margin:4px 2px;cursor:pointer;">Download QR code</a>', unsafe_allow_html=True)
+    else:
+        st.error("Please enter content for the QR code.")
+
+
+

requirements.txt

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+openai
+streamlit
+qrcode
+pillow