Synchronized example Python code in setup.py with main readme (related to commit 7e72bd8dfb).

python/setup.py

@@ -97,11 +97,9 @@ Examples:
     # Manual operation
     segs = QrSegment.make_segments("3141592653589793238462643383")
     qr1 = QrCode.encode_segments(segs, QrCode.Ecc.HIGH, 5, 5, 2, False)
-    border = 4
-    for y in range(-border, qr1.get_size() + border):
-        for x in range(-border, qr1.get_size() + border):
-            color = qr1.get_module(x, y)  # False for white, True for black
-            # (... paint the module onto pixels ...)
+    for y in range(qr1.get_size()):
+        for x in range(qr1.get_size()):
+            (... paint qr1.get_module(x, y) ...)
 
 More complete set of examples: https://github.com/nayuki/QR-Code-generator/blob/master/python/qrcodegen-demo.py .