A few linting fixes

Author: thomaslima

lightlab/equipment/lab_instruments/Apex_AP2440A_OSA.py

@@ -192,9 +192,9 @@ def transferData(self):
         powerData = np.array(powerData[1:])
         retStr = self._query('SPDATAWL0')
         wavelengthData = pyvisa.util.from_ascii_block(retStr,
-                                                 converter='f',
-                                                 separator=' ',
-                                                 container=list)
+                                                      converter='f',
+                                                      separator=' ',
+                                                      container=list)
         assert dataLen == wavelengthData[0]
         wavelengthData = np.array(wavelengthData[1:])
         # wavelengthData = np.linspace(self.wlRange[1], self.wlRange[0], dataLen)

lightlab/util/sweep.py

@@ -197,10 +197,10 @@ def gather(self, soakTime=None, autoSave=False, returnToStart=False):  # pylint:
         '''
         # Initialize builders that start off with None grids
         if self.data is None:
-            oldData = None
+            # oldData = None
             self.data = OrderedDict()
         else:
-            oldData = self.data.copy()
+            # oldData = self.data.copy()
             for dKeySrc in (self.actuate, self.measure, self.parse):
                 for dKey in dKeySrc.keys():
                     try: