How to use bpy.ops.text.run_script ?

Coding Python Support
1

i am getting some error when i try to run the active script from text window:

>>> bpy.ops.text.run_script()
Traceback (most recent call last):
File “<console>”, line 1, in <module>
File “J:\Graphics\BLENDE~1\BLENDE~2.blender\scripts\modules\bpy\ops.py”, line 158, in call
ret = op_call(self.idname_py(), C_dict, kw)
SystemError: Operator bpy.ops.text.run_script.poll() failed, context is incorrect