Made sure to have the launcher send the gamedir as the first entry in the environment for the portal and launcher. This makes it possible to start evennia from anywhere in the game folder.

evennia/server/evennia_runner.py

@@ -91,6 +91,7 @@ def getenv():
     """
     sep = ";" if os.name == "nt" else ":"
     env = os.environ.copy()
+    sys.path.insert(0, GAMEDIR)
     env['PYTHONPATH'] = sep.join(sys.path)
     return env
 

evennia/server/portal/portal.py

@@ -11,11 +11,6 @@ by game/evennia.py).
 import sys
 import os
 
-# add core Evennia directory
-sys.path.insert(1, os.path.dirname(os.path.dirname(os.path.dirname(
-             os.path.dirname(os.path.abspath(__file__))))))
-sys.path.insert(1, os.getcwd())
-
 from twisted.application import internet, service
 from twisted.internet import protocol, reactor
 from twisted.web import server

evennia/server/server.py

@@ -11,10 +11,6 @@ import time
 import sys
 import os
 
-# add core Evennia directory
-sys.path.insert(1, os.path.dirname(os.path.dirname(
-                os.path.dirname(os.path.abspath(__file__)))))
-
 from twisted.web import server, static
 from twisted.application import internet, service
 from twisted.internet import reactor, defer