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# A Python source file in utf-8, with BOM.
math = "3×4 = 12, ÷2 = 6±0"
import sys
if sys.version_info >= (3, 0):
assert len(math) == 18
assert len(math.encode('utf-8')) == 21
else:
assert len(math) == 21
assert len(math.decode('utf-8')) == 18