make qr print a nicer error message on too large inputs

Fixes lincolnloop#273.
guusbertens · Mar 31, 2023 · b92aa7f · b92aa7f
1 parent d818dd5
commit b92aa7f
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/qrcode/console_scripts.py b/qrcode/console_scripts.py
@@ -110,6 +110,11 @@ def raise_error(msg: str) -> NoReturn:
     else:
         qr.add_data(data, optimize=opts.optimize)
 
+    try:
+        qr.make()
+    except qrcode.exceptions.DataOverflowError:
+        raise_error("too much data to fit in QR code")
+
     if opts.output:
         img = qr.make_image()
         with open(opts.output, "wb") as out: