- wx.IntersectRect is in Phoenix as of build 75629
- inspect.currentframe(1) causes an exception in Py33, and as per doc doesn't seem valid
- 0n is Octal in Py33
- compiler is deprecated in 2.6 and removed in 3, anyhow this imports are not used
- NoneType does not exist in Py3
- string.uppercase is removed in Py3