delta/cpython.git/Demo/parser/test_unparse.py, branch v2.7

Update Demo/parser directory; backport unparse fixes from py3k.

2010-06-30T14:19:56+00:00

unparse.py: fix mispaced parentheses in chained comparisons

2010-06-28T19:54:19+00:00

Fix typo in test_unparse.py.

2010-06-28T19:34:15+00:00

Fix some shallow bugs in Demo/parser/unparse.py, and add tests:

2010-06-28T19:31:41+00:00

  - insert commas between entries in del statement
  - left and right shifts were represented as >> and << (respectively); reverse
  - unindent properly after for: else:  or while: else:
  - add parens around the result of an unary operation
  - add parens around negative numbers, to avoid turning (-1)**2 into -1**2.