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imgageload ( file_name)

returns internal_image_identifier

Load an image file into memory and returns a string with an identifier for use with the other Image* functions and statements.

# shows the size of a selected image file (does not display)
f = openfiledialog("","","Image Files (*.png *.jpg *.bmp)")
a = imageload(f)
print imagewidth(a), imageheight(a)