12 lines
375 B
Python
12 lines
375 B
Python
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ALLOWED_EXTENSIONS = {'png', 'jpg', 'jpeg', 'gif'}
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def allowed_file(filename):
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""" Ensures only filenames ending with the correct extension are allowed.
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Note: This does not verify that the content inside of the file
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matches the type specified
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"""
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return '.' in filename and \
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filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
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