Re-add sys.path setup in test/base.py

test/base.py

@@ -6,13 +6,13 @@ import os
 from os.path import abspath, dirname
 import functools
 
+test_dir = dirname(abspath(__file__))
+root_dir = dirname(test_dir)
+sys.path.insert(0, root_dir)
+
 import jedi
 from jedi import debug
 
-
-test_dir = dirname(abspath(__file__))
-
-
 test_sum = 0
 t_start = time.time()
 # Sorry I didn't use argparse here. It's because argparse is not in the