Fix indentation according to PEP8 in api.py
Fix indentation according to PEP8 in api.py

tjwei/jedi,flurischt/jedi,mfussenegger/jedi,jonashaag/jedi,WoLpH/jedi,dwillmer/jedi,tjwei/jedi,WoLpH/jedi,dwillmer/jedi,flurischt/jedi,jonashaag/jedi,mfussenegger/jedi