[Bugfix] Multiple small bugfixxes keeping NLL from working in python3.+

pylot/core/analysis/magnitude.py

@@ -144,6 +144,10 @@ class Magnitude(object):
                     azimuthal_gap=self.origin_id.get_referred_object().quality.azimuthal_gap)
             else:
                 # no scaling necessary
+                # Temporary fix needs rework
+                if (len(self.magnitudes.keys()) == 0 ):
+                    print ( "Error in local magnitude calculation " )
+                    return None
                 mag = ope.Magnitude(
                     mag=np.median([M.mag for M in self.magnitudes.values()]),
                     magnitude_type=self.type,
@@ -602,7 +606,7 @@ def calcsourcespec(wfstream, onset, vp, delta, azimuth, incidence,
         N = min(int(np.power(m, 2)), 16384)
         # N = int(np.power(m, 2))
         y = dt * np.fft.fft(xdat, N)
-        Y = abs(y[: N / 2])
+        Y = abs(y[: int( N / 2)])
         L = (N - 1) / freq
         f = np.arange(0, fny, 1 / L)
 

pylot/core/loc/nll.py

@@ -82,7 +82,7 @@ def locate(fnin, parameter=None):
     :param fnin: external program name
     :return: None
     """
-    exe_path = which('NLLoc', parameter)
+    exe_path = parameter['nllocbin'] + '/bin/NLLoc'    
     if exe_path is None:
         raise NLLocError('NonLinLoc executable not found; check your '
                          'environment variables')

pylot/core/util/gui.py

@@ -56,7 +56,7 @@ def which(program, parameter):
         nllocpath = ":" + parameter.get('nllocbin')
         os.environ['PATH'] += nllocpath
     except Exception as e:
-        print(e.message)
+        print(e)
 
     def is_exe(fpath):
         return os.path.exists(fpath) and os.access(fpath, os.X_OK)