add qr code

scripts/qrcode.py

@@ -0,0 +1,17 @@
+# Import QRCode from pyqrcode
+import pyqrcode
+import png
+from pyqrcode import QRCode
+import sys
+  
+# String which represents the QR code
+s = sys.argv[1]
+print(s) 
+# Generate QR code
+url = pyqrcode.create(s)
+  
+# Create and save the svg file naming "myqr.svg"
+url.svg("myqr.svg", scale = 8)
+  
+# Create and save the png file naming "myqr.png"
+url.png('myqr.png', scale = 6)