General drive import and spacing cleanup

ale/base/base.py

-import pvl
 import json
 
 class Driver():

ale/drivers/lro_drivers.py

-import os
-import re
 import numpy as np
-import pvl
 import spiceypy as spice
-from glob import glob
 
 from pyspiceql import pyspiceql
-from ale.util import get_metakernels, query_kernel_pool
+from ale.util import query_kernel_pool
 from ale.base import Driver
 from ale.base.data_naif import NaifSpice
 from ale.base.data_isis import IsisSpice
@@ -278,8 +274,6 @@ class LroLrocNacPds3LabelNaifSpiceDriver(LineScanner, NaifSpice, Pds3Label, Driv
         rotated_velocity = spice.mxv(rotation._rots.as_matrix()[0], velocity)
         return rotated_velocity[0]
 
-
-
 class LroLrocNacIsisLabelNaifSpiceDriver(LineScanner, NaifSpice, IsisLabel, Driver):
     @property
     def instrument_id(self):
@@ -859,7 +853,6 @@ class LroMiniRfIsisLabelNaifSpiceDriver(Radar, NaifSpice, IsisLabel, Driver):
         return self.target_frame_id
 
 
-
 class LroLrocWacIsisLabelIsisSpiceDriver(PushFrame, IsisLabel, IsisSpice, RadialDistortion, Driver):
     @property
     def instrument_id(self):

ale/drivers/mess_drivers.py

-from glob import glob
-import os
-
-import pvl
-import spiceypy as spice
 import numpy as np
 
 from pyspiceql import pyspiceql
@@ -73,7 +68,6 @@ class MessengerMdisIsisLabelIsisSpiceDriver(Framer, IsisLabel, IsisSpice, NoDist
         """
         return ID_LOOKUP[super().instrument_id]
 
-
 class MessengerMdisPds3NaifSpiceDriver(Framer, Pds3Label, NaifSpice, NoDistortion, Driver):
     """
     Driver for reading MDIS PDS3 labels. Requires a Spice mixin to acquire additional
@@ -249,7 +243,6 @@ class MessengerMdisPds3NaifSpiceDriver(Framer, Pds3Label, NaifSpice, NoDistortio
         """
         return pyspiceql.getKernelStringValue('INS{}_PIXEL_PITCH'.format(self.ikid))
 
-
 class MessengerMdisIsisLabelNaifSpiceDriver(IsisLabel, NaifSpice, Framer, NoDistortion, Driver):
     """
     Driver for reading MDIS ISIS3 Labels. These are Labels that have been ingested

ale/drivers/mro_drivers.py

@@ -513,6 +513,7 @@ class MroCtxPds3LabelNaifSpiceDriver(LineScanner, Pds3Label, NaifSpice, RadialDi
         """
         return self.label['SPACECRAFT_NAME']
 
+
 hirise_ccd_lookup = {
   0: 0,
   1: 1,
@@ -702,6 +703,7 @@ class MroHiRiseIsisLabelNaifSpiceDriver(LineScanner, IsisLabel, NaifSpice, Radia
         return 1
 
 
+
 class MroCrismIsisLabelNaifSpiceDriver(LineScanner, IsisLabel, NaifSpice, NoDistortion, Driver):
     """
     Driver for reading Crism ISIS labels.

ale/drivers/msi_drivers.py

-import os
-import spiceypy as spice
-import json
-import numpy as np
-import pvl
 
-import ale
 from ale.base import Driver
 from ale.base.label_isis import IsisLabel
 from ale.base.data_naif import NaifSpice
-from ale.base.type_distortion import RadialDistortion, NoDistortion
-from ale.base.type_sensor import Framer, LineScanner
-from ale.util import generate_kernels_from_cube
+from ale.base.type_distortion import NoDistortion
+from ale.base.type_sensor import Framer
 from ale.base.type_sensor import Framer
 from ale.base.type_distortion import NoDistortion
 

ale/drivers/selene_drivers.py

@@ -829,6 +829,7 @@ class KaguyaTcIsisLabelNaifSpiceDriver(LineScanner, IsisLabel, NaifSpice, Driver
     def sensor_model_version(self):
         return 2
 
+
 class KaguyaMiPds3NaifSpiceDriver(LineScanner, Pds3Label, NaifSpice, KaguyaSeleneDistortion, Driver):
     """
     Driver for a PDS3 Kaguya Multiband Imager (Mi) images. Specifically level2b2 Vis and Nir images.

ale/drivers/tgo_drivers.py

-from glob import glob
-import os
-
-import struct
-import pvl
-import numpy as np
-
 from pyspiceql import pyspiceql
+
 from ale.base import Driver
 from ale.base.data_naif import NaifSpice
 from ale.base.label_isis import IsisLabel
@@ -50,7 +44,7 @@ class TGOCassisIsisLabelNaifSpiceDriver(Framer, IsisLabel, NaifSpice, NoDistorti
         : float
           ephemeris start time of the image.
         """
-        return pyspiceql.utc2et(self.utc_start_time.strftime("%Y-%m-%d %H:%M:%S.%f")))
+        return pyspiceql.utc2et(self.utc_start_time.strftime("%Y-%m-%d %H:%M:%S.%f"))
 
     @property
     def sensor_frame_id(self):