def _base(self, code_str, env={}, error=None):
if error:
self.assertRaises(error, lambda: self._base(code_str, env))
else:
env1, env2 = copy(env), copy(env)
exec compile_ast(parse(code_str)) in env1
exec code_str in env2
self.assertEqual(env1, env2)
def _get__code(self):
# Cache code objects
if self.__code is None:
# Policy: our AST is either a Module or something that fits in a
# Stmt. (Note that a Stmt fits into a Stmt.)
ast = self.ast
if not isinstance(ast, Module):
ast = Module(None, Stmt([ast]))
# Make a useful filename to display in tracebacks
if not self.no_filenames_in_tracebacks:
if self.filename is not None:
filename = self.filename
else:
filename = '<%r>' % self
else:
filename = '(Block.no_filenames_in_tracebacks)'
self.__code = compile_ast(ast, filename, 'exec')
return self.__code
def _get__code(self):
return compile_ast(self._ast, '<expr>', 'eval')
