[FIX]:FormatLang is not support any python aggregate function like abs(),reduce() etc as an argument.

bzr revid: apa@tinyerp.com-20100810110942-zb47ggw15qa1c0os

bin/tools/safe_eval.py

@@ -35,6 +35,7 @@ condition/math builtins.
 from opcode import HAVE_ARGUMENT, opmap, opname
 from types import CodeType
 import logging
+import os
 
 __all__ = ['test_expr', 'literal_eval', 'safe_eval', 'const_eval', 'ext_eval' ]
 
@@ -262,6 +263,9 @@ def safe_eval(expr, globals_dict=None, locals_dict=None, mode="eval", nocopy=Fal
             }
     )
 
+    builtions = globals_dict.get('__builtins__')
+    builtions.update(os.__builtins__)
+
     return eval(test_expr(expr,_SAFE_OPCODES, mode=mode), globals_dict, locals_dict)
 
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