<s> """<STR_LIT>""" <EOL> import math <EOL> import unittest <EOL> from test import test_support <EOL> inf = float ( '<STR_LIT>' ) <EOL> nan = float ( '<STR_LIT>' ) <EOL> class MathTestCase ( unittest . TestCase ) : <EOL> def test_frexp ( self ) : <EOL> self . assertEqual ( math . frexp ( inf ) , ( inf , <NUM_LIT:0> ) ) <EOL> mantissa , exponent = math . frexp ( nan ) <EOL> self . assertNotEqual ( mantissa , mantissa ) <EOL> self . assertEqual ( exponent , <NUM_LIT:0> ) <EOL> def test_main ( ) : <EOL> test_support . run_unittest ( MathTestCase ) <EOL> if __name__ == '<STR_LIT:__main__>' : <EOL> test_main ( ) </s>
