remove python-2 imports

pygam/__init__.py

@@ -1,8 +1,6 @@
 """
 GAM toolkit
 """
-
-from __future__ import absolute_import
 from importlib.metadata import version, PackageNotFoundError
 
 from pygam.pygam import GAM

pygam/callbacks.py

@@ -1,8 +1,6 @@
 """
 CallBacks
 """
-
-from __future__ import absolute_import
 from functools import wraps
 
 import numpy as np

pygam/core.py

@@ -1,9 +1,6 @@
 """
 Core classes
 """
-
-from __future__ import absolute_import
-
 import numpy as np
 
 from pygam.utils import round_to_n_decimal_places, flatten

pygam/distributions.py

@@ -1,8 +1,6 @@
 """
 Distributions
 """
-
-from __future__ import division, absolute_import
 from functools import wraps
 from abc import ABCMeta
 from abc import abstractmethod

pygam/links.py

@@ -1,8 +1,6 @@
 """
 Link functions
 """
-from __future__ import division, absolute_import
-
 import numpy as np
 
 from pygam.core import Core

pygam/pygam.py

@@ -1,6 +1,4 @@
 # -*- coding: utf-8 -*-
-
-from __future__ import division, absolute_import
 from collections import defaultdict
 from collections import OrderedDict
 from copy import deepcopy

pygam/terms.py

@@ -1,7 +1,6 @@
 """
 Link functions
 """
-from __future__ import division, absolute_import
 from abc import ABCMeta
 from abc import abstractmethod, abstractproperty
 from collections import defaultdict

pygam/tests/test_terms.py

@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-
 from copy import deepcopy
 
 import numpy as np

pygam/tests/test_utils.py

@@ -1,13 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from copy import deepcopy
-
-try:
-    # py >= 3.3
-    from unittest.mock import patch
-except ImportError:
-    # py < 3.3
-    from mock import patch
+from mock import patch
 
 import numpy as np
 import pytest

pygam/utils.py

@@ -1,8 +1,6 @@
 """
 Pygam utilities
 """
-
-from __future__ import division
 from copy import deepcopy
 import numbers
 import sys