Remove test_difflib's output file and change test_difflib to stop

generating it.  Since this is purely a doctest, the output file never
served a good purpose.

Lib/test/output/test_difflib

-test_difflib
-Running difflib.__doc__
-Trying: get_close_matches("appel", ["ape", "apple", "peach", "puppy"])
-Expecting: ['apple', 'ape']
-ok
-Trying: import keyword
-Expecting: nothing
-ok
-Trying: get_close_matches("wheel", keyword.kwlist)
-Expecting: ['while']
-ok
-Trying: get_close_matches("apple", keyword.kwlist)
-Expecting: []
-ok
-Trying: get_close_matches("accept", keyword.kwlist)
-Expecting: ['except']
-ok
-Trying:
-s = SequenceMatcher(lambda x: x == " ",
-                    "private Thread currentThread;",
-                    "private volatile Thread currentThread;")
-Expecting: nothing
-ok
-Trying: print round(s.ratio(), 3)
-Expecting: 0.866
-ok
-Trying:
-for block in s.get_matching_blocks():
-    print "a[%d] and b[%d] match for %d elements" % block
-Expecting:
-a[0] and b[0] match for 8 elements
-a[8] and b[17] match for 6 elements
-a[14] and b[23] match for 15 elements
-a[29] and b[38] match for 0 elements
-ok
-Trying:
-for opcode in s.get_opcodes():
-    print "%6s a[%d:%d] b[%d:%d]" % opcode
-Expecting:
- equal a[0:8] b[0:8]
-insert a[8:8] b[8:17]
- equal a[8:14] b[17:23]
- equal a[14:29] b[23:38]
-ok
-Trying: s = SequenceMatcher()
-Expecting: nothing
-ok
-Trying: s.set_seqs("abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s = SequenceMatcher(None, "abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s.set_seq1("bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 1.0
-ok
-Trying: s = SequenceMatcher(None, "abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s.set_seq2("abcd")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 1.0
-ok
-Trying: s = SequenceMatcher(None, " abcd", "abcd abcd")
-Expecting: nothing
-ok
-Trying: s.find_longest_match(0, 5, 0, 9)
-Expecting: (0, 4, 5)
-ok
-Trying: s = SequenceMatcher(lambda x: x==" ", " abcd", "abcd abcd")
-Expecting: nothing
-ok
-Trying: s.find_longest_match(0, 5, 0, 9)
-Expecting: (1, 0, 4)
-ok
-Trying: s = SequenceMatcher(None, "ab", "c")
-Expecting: nothing
-ok
-Trying: s.find_longest_match(0, 2, 0, 1)
-Expecting: (0, 0, 0)
-ok
-Trying: s = SequenceMatcher(None, "abxcd", "abcd")
-Expecting: nothing
-ok
-Trying: s.get_matching_blocks()
-Expecting: [(0, 0, 2), (3, 2, 2), (5, 4, 0)]
-ok
-Trying: a = "qabxcd"
-Expecting: nothing
-ok
-Trying: b = "abycdf"
-Expecting: nothing
-ok
-Trying: s = SequenceMatcher(None, a, b)
-Expecting: nothing
-ok
-Trying:
-for tag, i1, i2, j1, j2 in s.get_opcodes():
-   print ("%7s a[%d:%d] (%s) b[%d:%d] (%s)" %
-          (tag, i1, i2, a[i1:i2], j1, j2, b[j1:j2]))
-Expecting:
- delete a[0:1] (q) b[0:0] ()
-  equal a[1:3] (ab) b[0:2] (ab)
-replace a[3:4] (x) b[2:3] (y)
-  equal a[4:6] (cd) b[3:5] (cd)
- insert a[6:6] () b[5:6] (f)
-ok
-Trying: s = SequenceMatcher(None, "abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s.quick_ratio()
-Expecting: 0.75
-ok
-Trying: s.real_quick_ratio()
-Expecting: 1.0
-ok
-0 of 36 examples failed in difflib.__doc__
-Running difflib.SequenceMatcher.__doc__
-0 of 0 examples failed in difflib.SequenceMatcher.__doc__
-Running difflib.SequenceMatcher.__init__.__doc__
-0 of 0 examples failed in difflib.SequenceMatcher.__init__.__doc__
-Running difflib.SequenceMatcher.find_longest_match.__doc__
-Trying: s = SequenceMatcher(None, " abcd", "abcd abcd")
-Expecting: nothing
-ok
-Trying: s.find_longest_match(0, 5, 0, 9)
-Expecting: (0, 4, 5)
-ok
-Trying: s = SequenceMatcher(lambda x: x==" ", " abcd", "abcd abcd")
-Expecting: nothing
-ok
-Trying: s.find_longest_match(0, 5, 0, 9)
-Expecting: (1, 0, 4)
-ok
-Trying: s = SequenceMatcher(None, "ab", "c")
-Expecting: nothing
-ok
-Trying: s.find_longest_match(0, 2, 0, 1)
-Expecting: (0, 0, 0)
-ok
-0 of 6 examples failed in difflib.SequenceMatcher.find_longest_match.__doc__
-Running difflib.SequenceMatcher.get_matching_blocks.__doc__
-Trying: s = SequenceMatcher(None, "abxcd", "abcd")
-Expecting: nothing
-ok
-Trying: s.get_matching_blocks()
-Expecting: [(0, 0, 2), (3, 2, 2), (5, 4, 0)]
-ok
-0 of 2 examples failed in difflib.SequenceMatcher.get_matching_blocks.__doc__
-Running difflib.SequenceMatcher.get_opcodes.__doc__
-Trying: a = "qabxcd"
-Expecting: nothing
-ok
-Trying: b = "abycdf"
-Expecting: nothing
-ok
-Trying: s = SequenceMatcher(None, a, b)
-Expecting: nothing
-ok
-Trying:
-for tag, i1, i2, j1, j2 in s.get_opcodes():
-   print ("%7s a[%d:%d] (%s) b[%d:%d] (%s)" %
-          (tag, i1, i2, a[i1:i2], j1, j2, b[j1:j2]))
-Expecting:
- delete a[0:1] (q) b[0:0] ()
-  equal a[1:3] (ab) b[0:2] (ab)
-replace a[3:4] (x) b[2:3] (y)
-  equal a[4:6] (cd) b[3:5] (cd)
- insert a[6:6] () b[5:6] (f)
-ok
-0 of 4 examples failed in difflib.SequenceMatcher.get_opcodes.__doc__
-Running difflib.SequenceMatcher.quick_ratio.__doc__
-0 of 0 examples failed in difflib.SequenceMatcher.quick_ratio.__doc__
-Running difflib.SequenceMatcher.ratio.__doc__
-Trying: s = SequenceMatcher(None, "abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s.quick_ratio()
-Expecting: 0.75
-ok
-Trying: s.real_quick_ratio()
-Expecting: 1.0
-ok
-0 of 4 examples failed in difflib.SequenceMatcher.ratio.__doc__
-Running difflib.SequenceMatcher.real_quick_ratio.__doc__
-0 of 0 examples failed in difflib.SequenceMatcher.real_quick_ratio.__doc__
-Running difflib.SequenceMatcher.set_seq1.__doc__
-Trying: s = SequenceMatcher(None, "abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s.set_seq1("bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 1.0
-ok
-0 of 4 examples failed in difflib.SequenceMatcher.set_seq1.__doc__
-Running difflib.SequenceMatcher.set_seq2.__doc__
-Trying: s = SequenceMatcher(None, "abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-Trying: s.set_seq2("abcd")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 1.0
-ok
-0 of 4 examples failed in difflib.SequenceMatcher.set_seq2.__doc__
-Running difflib.SequenceMatcher.set_seqs.__doc__
-Trying: s = SequenceMatcher()
-Expecting: nothing
-ok
-Trying: s.set_seqs("abcd", "bcde")
-Expecting: nothing
-ok
-Trying: s.ratio()
-Expecting: 0.75
-ok
-0 of 3 examples failed in difflib.SequenceMatcher.set_seqs.__doc__
-Running difflib.get_close_matches.__doc__
-Trying: get_close_matches("appel", ["ape", "apple", "peach", "puppy"])
-Expecting: ['apple', 'ape']
-ok
-Trying: import keyword
-Expecting: nothing
-ok
-Trying: get_close_matches("wheel", keyword.kwlist)
-Expecting: ['while']
-ok
-Trying: get_close_matches("apple", keyword.kwlist)
-Expecting: []
-ok
-Trying: get_close_matches("accept", keyword.kwlist)
-Expecting: ['except']
-ok
-0 of 5 examples failed in difflib.get_close_matches.__doc__
-4 items had no tests:
-    difflib.SequenceMatcher
-    difflib.SequenceMatcher.__init__
-    difflib.SequenceMatcher.quick_ratio
-    difflib.SequenceMatcher.real_quick_ratio
-9 items passed all tests:
-  36 tests in difflib
-   6 tests in difflib.SequenceMatcher.find_longest_match
-   2 tests in difflib.SequenceMatcher.get_matching_blocks
-   4 tests in difflib.SequenceMatcher.get_opcodes
-   4 tests in difflib.SequenceMatcher.ratio
-   4 tests in difflib.SequenceMatcher.set_seq1
-   4 tests in difflib.SequenceMatcher.set_seq2
-   3 tests in difflib.SequenceMatcher.set_seqs
-   5 tests in difflib.get_close_matches
-68 tests in 13 items.
-68 passed and 0 failed.
-Test passed.

Lib/test/test_difflib.py

 import doctest, difflib
-doctest.testmod(difflib, verbose=1)
+doctest.testmod(difflib, verbose=0)