Merged revisions 56782-56847 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/p3yk

................
  r56808 | kurt.kaiser | 2007-08-07 14:15:45 -0700 (Tue, 07 Aug 2007) | 2 lines

  Replace sys.exitfunc call with atexit call
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  r56835 | thomas.wouters | 2007-08-08 09:20:30 -0700 (Wed, 08 Aug 2007) | 8 lines


  Tests for dict comprehensions I forgot to 'svn add' when committing the
  actual feature.

  I was _sure_ I had checked in these new tests already, but I guess the
  checkin failed and I didn't notice.
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  r56847 | guido.van.rossum | 2007-08-09 07:03:34 -0700 (Thu, 09 Aug 2007) | 30 lines

  Merged revisions 56760-56846 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r56762 | georg.brandl | 2007-08-06 00:37:58 -0700 (Mon, 06 Aug 2007) | 2 lines

    Place #ifdef Py_USING_UNICODE around decode_unicode().
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    r56763 | georg.brandl | 2007-08-06 00:39:09 -0700 (Mon, 06 Aug 2007) | 2 lines

    Replace unnecessary function call.
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    r56764 | georg.brandl | 2007-08-06 00:52:20 -0700 (Mon, 06 Aug 2007) | 2 lines

    Patch #1765839: add link to https+proxy urllib2 opener.
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    r56797 | georg.brandl | 2007-08-07 00:13:24 -0700 (Tue, 07 Aug 2007) | 2 lines

    Bug #1769002: fix a now-wrong sentence in the tutorial.
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    r56830 | georg.brandl | 2007-08-08 06:03:41 -0700 (Wed, 08 Aug 2007) | 3 lines

    Revert the fix for #1548891, it broke backwards compatibility with arbitrary read buffers.
    Fixes #1730114.
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    r56833 | georg.brandl | 2007-08-08 06:50:02 -0700 (Wed, 08 Aug 2007) | 2 lines

    Fix compilation warning.
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1 files changed, 54 insertions, 0 deletions

diff --git a/Lib/test/test_dictcomps.py b/Lib/test/test_dictcomps.py
new file mode 100644
index 0000000000..9af9e48b2c
--- /dev/null
+++ b/Lib/test/test_dictcomps.py
@@ -0,0 +1,54 @@
+
+doctests = """
+
+    >>> k = "old value"
+    >>> { k: None for k in range(10) }
+    {0: None, 1: None, 2: None, 3: None, 4: None, 5: None, 6: None, 7: None, 8: None, 9: None}
+    >>> k
+    'old value'
+
+    >>> { k: k+10 for k in range(10) }
+    {0: 10, 1: 11, 2: 12, 3: 13, 4: 14, 5: 15, 6: 16, 7: 17, 8: 18, 9: 19}
+
+    >>> g = "Global variable"
+    >>> { k: g for k in range(10) }
+    {0: 'Global variable', 1: 'Global variable', 2: 'Global variable', 3: 'Global variable', 4: 'Global variable', 5: 'Global variable', 6: 'Global variable', 7: 'Global variable', 8: 'Global variable', 9: 'Global variable'}
+
+    >>> { k: v for k in range(10) for v in range(10) if k == v }
+    {0: 0, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9}
+
+    >>> { k: v for v in range(10) for k in range(v*9, v*10) }
+    {9: 1, 18: 2, 19: 2, 27: 3, 28: 3, 29: 3, 36: 4, 37: 4, 38: 4, 39: 4, 45: 5, 46: 5, 47: 5, 48: 5, 49: 5, 54: 6, 55: 6, 56: 6, 57: 6, 58: 6, 59: 6, 63: 7, 64: 7, 65: 7, 66: 7, 67: 7, 68: 7, 69: 7, 72: 8, 73: 8, 74: 8, 75: 8, 76: 8, 77: 8, 78: 8, 79: 8, 81: 9, 82: 9, 83: 9, 84: 9, 85: 9, 86: 9, 87: 9, 88: 9, 89: 9}
+
+    >>> { x: y for y, x in ((1, 2), (3, 4)) } = 5 # doctest: +IGNORE_EXCEPTION_DETAIL
+    Traceback (most recent call last):
+       ...
+    SyntaxError: ...
+
+    >>> { x: y for y, x in ((1, 2), (3, 4)) } += 5 # doctest: +IGNORE_EXCEPTION_DETAIL
+    Traceback (most recent call last):
+       ...
+    SyntaxError: ...
+
+"""
+
+__test__ = {'doctests' : doctests}
+
+def test_main(verbose=None):
+    import sys
+    from test import test_support
+    from test import test_dictcomps
+    test_support.run_doctest(test_dictcomps, verbose)
+
+    # verify reference counting
+    if verbose and hasattr(sys, "gettotalrefcount"):
+        import gc
+        counts = [None] * 5
+        for i in range(len(counts)):
+            test_support.run_doctest(test_dictcomps, verbose)
+            gc.collect()
+            counts[i] = sys.gettotalrefcount()
+        print(counts)
+
+if __name__ == "__main__":
+    test_main(verbose=True)