avoid loading hoc.so in mac that raises symbol not found #417

Author: anilbey

bluepyopt/ephys/simulators.py

@@ -34,7 +34,7 @@ def __init__(self, dt=None, cvode_active=True, cvode_minstep=None,
                 "./data/".
         """
 
-        if platform.system() == 'Windows':
+        if platform.system() in ['Windows', 'Darwin']:
             # hoc.so does not exist on NEURON Windows
             # although \\hoc.pyd can work here, it gives an error for
             # nrn_nobanner_ line