[cleanup] replace equality by "is"

autoPyLoT.py

@@ -369,7 +369,7 @@ def autoPyLoT(input_dict=None, parameter=None, inputfile=None, fnames=None, even
                         net_ml = local_mag.net_magnitude(magscaling)
                         if net_ml:
                             print("Network local magnitude: %4.1f" % net_ml.mag)
-                        if magscaling == None:
+                        if magscaling is None:
                             scaling = False
                         elif magscaling[0] != 0 and magscaling[1] != 0:
                             scaling = False
@@ -454,7 +454,7 @@ def autoPyLoT(input_dict=None, parameter=None, inputfile=None, fnames=None, even
                             net_ml = local_mag.net_magnitude(magscaling)
                             if net_ml:
                                 print("Network local magnitude: %4.1f" % net_ml.mag)
-                            if magscaling == None:
+                            if magscaling is None:
                                 scaling = False
                             elif magscaling[0] != 0 and magscaling[1] != 0:
                                 scaling = False

pylot/core/analysis/magnitude.py

@@ -122,7 +122,7 @@ class Magnitude(object):
 
     def net_magnitude(self, magscaling=None):
         if self:
-            if magscaling == None:
+            if magscaling is None:
                 scaling = False
             elif magscaling[0] != 0 and magscaling[1] != 0:
                 scaling = False

pylot/core/io/data.py

@@ -299,7 +299,7 @@ class Data(object):
                     for i in range(len(picks_copy)):
                         if picks_copy[i].phase_hint[0] == 'P':
                             if (picks_copy[i].time_errors['upper_uncertainty'] >= upperErrors[0]) or \
-                                    (picks_copy[i].time_errors['uncertainty'] == None):
+                                    (picks_copy[i].time_errors['uncertainty'] is None):
                                 print("Uncertainty exceeds or equal adjusted upper time error!")
                                 print("Adjusted uncertainty: {}".format(upperErrors[0]))
                                 print("Pick uncertainty: {}".format(picks_copy[i].time_errors['uncertainty']))
@@ -311,7 +311,7 @@ class Data(object):
                                 break
                         if picks_copy[i].phase_hint[0] == 'S':
                             if (picks_copy[i].time_errors['upper_uncertainty'] >= upperErrors[1]) or \
-                                    (picks_copy[i].time_errors['uncertainty'] == None):
+                                    (picks_copy[i].time_errors['uncertainty'] is None):
                                 print("Uncertainty exceeds or equal adjusted upper time error!")
                                 print("Adjusted uncertainty: {}".format(upperErrors[1]))
                                 print("Pick uncertainty: {}".format(picks_copy[i].time_errors['uncertainty']))

pylot/core/io/phases.py

@@ -499,7 +499,7 @@ def writephases(arrivals, fformat, filename, parameter=None, eventinfo=None):
                 except KeyError as e:
                     print(e)
                     fm = None
-                if fm == None:
+                if fm is None:
                     fm = '?'
                 onset = arrivals[key]['P']['mpp']
                 year = onset.year

pylot/core/pick/autopick.py

@@ -90,7 +90,7 @@ def autopickevent(data, param, iplot=0, fig_dict=None, fig_dict_wadatijack=None,
         if type(result) == dict:
             all_onsets[station] = result
         else:
-            if result == None:
+            if result is None:
                 result = 'Picker exited unexpectedly.'
             print('Could not pick a station: {}\nReason: {}'.format(station, result))
 

pylot/core/pick/picker.py

@@ -291,7 +291,7 @@ class AICPicker(AutoPicker):
                     print("AICPicker: Maximum for slope determination right at the beginning of the window!")
                     print("Choose longer slope determination window!")
                     if self.iplot > 1:
-                        if self.fig == None or self.fig == 'None':
+                        if self.fig is None or self.fig == 'None':
                             fig = plt.figure()
                             plt_flag = iplot
                         else:
@@ -337,7 +337,7 @@ class AICPicker(AutoPicker):
             self.slope = None
 
         if iplot > 1:
-            if self.fig == None or self.fig == 'None':
+            if self.fig is None or self.fig == 'None':
                 fig = plt.figure()  # self.iplot)
                 plt_flag = iplot
             else:
@@ -392,7 +392,7 @@ class AICPicker(AutoPicker):
                 netstlc = '{}.{}.{}'.format(stats.network, stats.station, stats.location)
                 fig.savefig('aicfig_{}_{}.png'.format(netstlc, stats.channel))
 
-        if self.Pick == None:
+        if self.Pick is None:
             print('AICPicker: Could not find minimum, picking window too short?')
 
         return
@@ -509,7 +509,7 @@ class PragPicker(AutoPicker):
                 pickflag = 0
 
             if iplot > 1:
-                if self.fig == None or self.fig == 'None':
+                if self.fig is None or self.fig == 'None':
                     fig = plt.figure()  # self.getiplot())
                     plt_flag = 1
                 else:

pylot/core/util/dataprocessing.py

@@ -148,7 +148,7 @@ class Metadata(object):
 
         try:
             invtype, robj = self._read_metadata_file(inv_fname)
-            if robj == None:
+            if robj is None:
                 return
         except Exception as e:
             print('Could not read file {}'.format(inv_fname))
@@ -545,7 +545,7 @@ def restitute_trace(input_tuple):
         else:
             finv = invlist[0]
         inventory = read_inventory(finv, format='STATIONXML')
-    elif invtype == None:
+    elif invtype is None:
         return no_metadata(tr, seed_id)
     else:
         remove_trace = True

pylot/core/util/utils.py

@@ -1110,7 +1110,7 @@ def loopIdentifyPhase(phase):
     """
     from pylot.core.util.defaults import ALTSUFFIX
 
-    if phase == None:
+    if phase is None:
         raise NameError('Can not identify phase that is None')
 
     phase_copy = phase

pylot/core/util/widgets.py

@@ -2421,7 +2421,7 @@ class PickDlg(QDialog):
         if not x:
             return
         allpicks, pick_rel, phase, picktype = self.identify_selected_picks(x)
-        if pick_rel == None:
+        if pick_rel is None:
             return
         pick = allpicks[picktype][phase]
         message = '{} {}-pick'.format(picktype, phase)
@@ -2442,7 +2442,7 @@ class PickDlg(QDialog):
             return
         x = event.mouseevent.xdata
         allpicks, pick_rel, phase, picktype = self.identify_selected_picks(x)
-        if pick_rel == None:
+        if pick_rel is None:
             return
         pick = allpicks[picktype][phase]
         message = '{} {}-pick'.format(picktype, phase)
@@ -2499,7 +2499,7 @@ class PickDlg(QDialog):
         if not self.picks and not self.autopicks:
             return
         allpicks, pick_rel, phase, picktype = self.identify_selected_picks(x)
-        if pick_rel == None:
+        if pick_rel is None:
             return
         # delete the value from corresponding dictionary
         allpicks[picktype].pop(phase)