I use python 2.7 in a virtual environment and PyCharm 2.7 (new build as of feb 07 2013).
Whenever I open a python file in it that has unambiguous errors (equivalent to c
In Pycharm 2.6.3:
Code -> Inspect Code
Yes, run Analyze|Inspect Code and specify Whole project as the scope of analysis.
You can call Code|Inspect Code (formerly Analyze|Inspect Code, thanks to @CrackerJack9) to get all errors and warnings and ways to fix them. In result panel you can choose to see only errors (red/yellow button at the left side).