def test_find_number_4():
 s = 'the quick brown fox 54.6 jumped'
 r = find_number(s)
 assert (s[r[0]:r[1]] == '54.6')

def test_find_number_4 ( ) : s = 'the quick brown fox 54.6 jumped' r = find_number ( s ) assert ( s [ r [ 0 ] : r [ 1 ] ] == '54.6' )
tests that we find decimal numbers .