DM-22234: Remove python 2 support

python/lsst/pipe/drivers/__init__.py

@@ -1,2 +1 @@
-from __future__ import absolute_import, division, print_function
 from .version import *

python/lsst/pipe/drivers/background.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import, division, print_function
-
 import numpy
 import itertools
 from scipy.ndimage import gaussian_filter
@@ -481,7 +479,7 @@ class FocalPlaneBackgroundConfig(Config):
     binning = Field(dtype=int, default=64, doc="Binning to use for CCD background model (pixels)")
 
 
-class FocalPlaneBackground(object):
+class FocalPlaneBackground:
     """Background model for a focal plane camera
 
     We model the background empirically with the "superpixel" method: we

python/lsst/pipe/drivers/checksum.py

@@ -1,8 +1,3 @@
-from __future__ import absolute_import, division, print_function
-
-from future import standard_library
-standard_library.install_aliases()  # noqa future needs this here
-
 import hashlib
 import zlib
 import pickle

python/lsst/pipe/drivers/coaddDriver.py

@@ -1,8 +1,3 @@
-from __future__ import absolute_import, division, print_function
-
-from builtins import zip
-from builtins import map
-
 import lsst.afw.image as afwImage
 import lsst.afw.geom as afwGeom
 from lsst.afw.fits.fitsLib import FitsError

python/lsst/pipe/drivers/constructCalibs.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import, division, print_function
-
 import sys
 import math
 import time
@@ -8,8 +6,6 @@
 import collections
 
 import numpy as np
-from builtins import zip
-from builtins import range
 
 from astro_metadata_translator import merge_headers, ObservationGroup
 from astro_metadata_translator.serialize import dates_to_fits

python/lsst/pipe/drivers/multiBandDriver.py

@@ -1,8 +1,5 @@
-from __future__ import absolute_import, division, print_function
 import os
 
-from builtins import zip
-
 from lsst.pex.config import Config, Field, ConfigurableField
 from lsst.pipe.base import ArgumentParser, TaskRunner
 from lsst.pipe.tasks.multiBand import (DetectCoaddSourcesTask,

python/lsst/pipe/drivers/singleFrameDriver.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import, division, print_function
-
 from lsst.pipe.base import ArgumentParser, ButlerInitializedTaskRunner, ConfigDatasetType
 from lsst.pipe.tasks.processCcd import ProcessCcdTask
 from lsst.pex.config import Config, Field, ConfigurableField, ListField

python/lsst/pipe/drivers/skyCorrection.py

@@ -18,8 +18,6 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
-from __future__ import absolute_import, division, print_function
-
 import lsst.afw.math as afwMath
 import lsst.afw.image as afwImage
 import lsst.pipe.base as pipeBase

python/lsst/pipe/drivers/utils.py

@@ -1,4 +1,3 @@
-from __future__ import absolute_import, division, print_function
 import argparse
 
 from lsst.pipe.base import Struct, TaskRunner

python/lsst/pipe/drivers/visualizeVisit.py

@@ -1,5 +1,3 @@
-from __future__ import absolute_import, division, print_function
-
 import numpy as np
 
 import lsst.afw.math as afwMath
@@ -24,7 +22,7 @@ def makeCameraImage(camera, exposures, binning):
     binning : `int`
         Binning size that has been applied to images.
     """
-    class ImageSource(object):
+    class ImageSource:
         """Source of images for makeImageFromCamera"""
         def __init__(self, exposures):
             """Constructor