Why is Pydev giving a syntax error for built-in keywords?

Question

Why is Pydev giving me syntax errors for built-in python functions like str()?

Undefined variable: str

Undefined variable: False

Undefined

Answer 1

For those ppl who are using Aptana and have the same Problem:

I upgraded Aptana and PyDev with the following instructions:

Update PyDev on Aptana

after the upgrade PyDev worked just fine for me :)