first

stitch.py

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+import Image as img
+
+im1 = img.open("./1.jpeg")
+im2 = img.open("./2.jpeg")
+im3 = img.open("./3.jpeg")
+
+def width(image):
+    return image[0]
+    
+def height(image):
+    return image[1]
+
+def imgToTuple(img):
+    return img.size
+
+def makeCanvas(images):
+    y = max(map(height, images))
+    x = sum(map(width, images))
+    return img.new("RGB", (x , y))
+
+def imappend(canvas, offset, im):
+    canvas.paste(im, (offset, 0))
+    return canvas
+
+def concatImages(*ims):
+    canvas = makeCanvas(map(imgToTuple, ims))
+    offset = 0
+    
+    for im in ims:
+        imappend(canvas, offset, im)
+        offset += im.size[0]
+    return canvas
+    
+concatImages(im1, im2, im3).show()