C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// import unittest from test import test_support import cStringIO import sys import os import tokenize import ast import unparse def read_pyfile(filename): """Read and return the contents of a Python source file (as a string), taking into account the file encoding.""" with open(filename, "r") as pyfile: source = pyfile.read() return source for_else = """\ def f(): for x in range(10): break else: y = 2 z = 3 """ while_else = """\ def g(): while True: break else: y = 2 z = 3 """ relative_import = """\ from . import fred from .. import barney from .australia import shrimp as prawns """ class_decorator = """\ @f1(arg) @f2 class Foo: pass """ elif1 = """\ if cond1: suite1 elif cond2: suite2 else: suite3 """ elif2 = """\ if cond1: suite1 elif cond2: suite2 """ try_except_finally = """\ try: suite1 except ex1: suite2 except ex2: suite3 else: suite4 finally: suite5 """ class ASTTestCase(unittest.TestCase): def assertASTEqual(self, ast1, ast2): dump1 = ast.dump(ast1) dump2 = ast.dump(ast2) self.assertEqual(ast.dump(ast1), ast.dump(ast2)) def check_roundtrip(self, code1, filename="internal"): ast1 = compile(code1, filename, "exec", ast.PyCF_ONLY_AST) unparse_buffer = cStringIO.StringIO() unparse.Unparser(ast1, unparse_buffer) code2 = unparse_buffer.getvalue() ast2 = compile(code2, filename, "exec", ast.PyCF_ONLY_AST) self.assertASTEqual(ast1, ast2) class UnparseTestCase(ASTTestCase): # Tests for specific bugs found in earlier versions of unparse def test_del_statement(self): self.check_roundtrip("del x, y, z") def test_shifts(self): self.check_roundtrip("45 << 2") self.check_roundtrip("13 >> 7") def test_for_else(self): self.check_roundtrip(for_else) def test_while_else(self): self.check_roundtrip(while_else) def test_unary_parens(self): self.check_roundtrip("(-1)**7") self.check_roundtrip("(-1.)**8") self.check_roundtrip("(-1j)**6") self.check_roundtrip("not True or False") self.check_roundtrip("True or not False") def test_integer_parens(self): self.check_roundtrip("3 .__abs__()") def test_huge_float(self): self.check_roundtrip("1e1000") self.check_roundtrip("-1e1000") self.check_roundtrip("1e1000j") self.check_roundtrip("-1e1000j") def test_min_int(self): self.check_roundtrip(str(-sys.maxint-1)) self.check_roundtrip("-(%s)" % (sys.maxint + 1)) def test_imaginary_literals(self): self.check_roundtrip("7j") self.check_roundtrip("-7j") self.check_roundtrip("-(7j)") self.check_roundtrip("0j") self.check_roundtrip("-0j") self.check_roundtrip("-(0j)") def test_negative_zero(self): self.check_roundtrip("-0") self.check_roundtrip("-(0)") self.check_roundtrip("-0b0") self.check_roundtrip("-(0b0)") self.check_roundtrip("-0o0") self.check_roundtrip("-(0o0)") self.check_roundtrip("-0x0") self.check_roundtrip("-(0x0)") def test_lambda_parentheses(self): self.check_roundtrip("(lambda: int)()") def test_chained_comparisons(self): self.check_roundtrip("1 < 4 <= 5") self.check_roundtrip("a is b is c is not d") def test_function_arguments(self): self.check_roundtrip("def f(): pass") self.check_roundtrip("def f(a): pass") self.check_roundtrip("def f(b = 2): pass") self.check_roundtrip("def f(a, b): pass") self.check_roundtrip("def f(a, b = 2): pass") self.check_roundtrip("def f(a =