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15 lines
476 B
Python
15 lines
476 B
Python
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def is_nfc(field):
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"""Utility function to check whether a string is using normalized Unicode.
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Python's built-in unicodedata library has the is_normalized() function, but
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it was only introduced in Python 3.8. By using a simple utility function we
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are able to run on Python >= 3.6 again.
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See: https://docs.python.org/3/library/unicodedata.html
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Return boolean.
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"""
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from unicodedata import normalize
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return field == normalize("NFC", field)
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