Remove __future__ statements

As Python 2 support has been dropped, they are not needed anymore.

openfisca_core/base_functions.py

@@ -7,8 +7,6 @@
     If a variable is calculated at a period for which it does not have a formulas, its base_function will be called to try to infere a value based on past or future values of the variable.
 """
 
-from __future__ import unicode_literals, print_function, division, absolute_import
-
 
 def requested_period_default_value(holder, period, *extra_params):
     """

openfisca_core/commons.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from builtins import str
 
 

openfisca_core/data_storage.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import shutil
 import os
 

openfisca_core/entities.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import traceback
 import warnings
 import textwrap

openfisca_core/errors.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import os
 

openfisca_core/formula_helpers.py

@@ -2,7 +2,6 @@
 
 
 """Helpers to write formulas."""
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 
 import numpy as np

openfisca_core/holders.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import logging
 import os
 import sys

openfisca_core/indexed_enums.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import numpy as np
 from enum import Enum as BaseEnum

openfisca_core/memory_config.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import logging
 
 log = logging.getLogger(__name__)

openfisca_core/model_api.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from datetime import date  # noqa analysis:ignore
 
 from numpy import (   # noqa analysis:ignore

openfisca_core/parameters.py

@@ -2,7 +2,6 @@
 
 
 """Handle legislative parameters."""
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 
 import os

openfisca_core/periods.py

@@ -8,7 +8,6 @@
 
 Since a period is a triple it can be used as a dictionary key.
 """
-
 import calendar
 import datetime
 import re

openfisca_core/rates.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import numpy
 

openfisca_core/reforms.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import copy
 
 from openfisca_core.parameters import ParameterNode

openfisca_core/scripts/__init__.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import traceback
 import importlib
 import logging

openfisca_core/scripts/find_placeholders.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import os
 import fnmatch
 import sys

openfisca_core/scripts/measure_numpy_condition_notations.py

@@ -10,7 +10,6 @@
 
 The aim of this script is to compare the time taken by the calculation of the values
 """
-from __future__ import unicode_literals, print_function, division, absolute_import
 from contextlib import contextmanager
 import argparse
 import sys

openfisca_core/scripts/measure_performances.py

@@ -3,7 +3,6 @@
 
 
 """Measure performances of a basic tax-benefit system to compare to other OpenFisca implementations."""
-from __future__ import unicode_literals, print_function, division, absolute_import
 import argparse
 import logging
 import sys

openfisca_core/scripts/measure_performances_fancy_indexing.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import numpy as np
 import timeit

openfisca_core/scripts/migrations/v16_2_to_v17/xml_to_yaml.py

@@ -5,7 +5,6 @@
 
 Comments are NOT converted.
 '''
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 
 import os

openfisca_core/scripts/migrations/v16_2_to_v17/xml_to_yaml_country_template.py

@@ -7,7 +7,6 @@
 or just (output is written in a directory called `yaml_parameters`):
   `python xml_to_yaml_country_template.py`
 '''
-from __future__ import unicode_literals, print_function, division, absolute_import
 import sys
 import os
 

openfisca_core/scripts/migrations/v16_2_to_v17/xml_to_yaml_extension_template.py

@@ -7,7 +7,6 @@
 or just (output is written in a directory called `yaml_parameters`):
   `python xml_to_yaml_extension_template.py`
 '''
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import sys
 import os

openfisca_core/scripts/migrations/v24_to_25.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import argparse
 import os

openfisca_core/scripts/openfisca_command.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 import argparse
 import warnings
 import sys

openfisca_core/scripts/remove_fuzzy.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 # remove_fuzzy.py : Remove the fuzzy attribute in xml files and add END tags.
 # See https://github.com/openfisca/openfisca-core/issues/437
 

openfisca_core/scripts/run_test.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import logging
 import sys
 import os

openfisca_core/scripts/simulation_generator.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 import numpy as np
 
 import random

openfisca_core/simulations.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
 
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from os import linesep
 import tempfile
 import logging

openfisca_core/taxbenefitsystems.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
 
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import glob
 from inspect import isclass
 from os import path, linesep

openfisca_core/taxscales.py

@@ -1,8 +1,6 @@
 # -*- coding: utf-8 -*-
 
 
-from __future__ import unicode_literals, print_function, division, absolute_import
-
 from bisect import bisect_left, bisect_right
 import copy
 import logging

openfisca_core/tools/__init__.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import os
 

openfisca_core/tools/simulation_dumper.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import os
 

openfisca_core/tools/test_runner.py

@@ -4,7 +4,6 @@
 A module to run openfisca yaml tests
 """
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from builtins import str
 
 import glob

openfisca_core/tracers.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import numpy as np
 

openfisca_core/variables.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import datetime
 import inspect
 import re

openfisca_web_api/app.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import logging
 import os
 import traceback

openfisca_web_api/errors.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals
 import logging
 
 log = logging.getLogger('gunicorn.error')

openfisca_web_api/handlers.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 from copy import deepcopy
 

openfisca_web_api/loader/__init__.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 from openfisca_web_api.loader.parameters import build_parameters
 from openfisca_web_api.loader.variables import build_variables

openfisca_web_api/loader/entities.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from openfisca_core.commons import to_unicode
 
 

openfisca_web_api/loader/parameters.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from openfisca_core.parameters import Parameter, ParameterNode, Scale
 
 

openfisca_web_api/loader/spec.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import os
 import yaml
 from copy import deepcopy

openfisca_web_api/loader/tax_benefit_system.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import importlib
 import traceback
 import logging

openfisca_web_api/loader/variables.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import datetime
 import inspect
 import textwrap

openfisca_web_api/scripts/serve.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import sys
 import logging
 

setup.py

@@ -2,7 +2,6 @@
 # -*- coding: utf-8 -*-
 
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from setuptools import setup, find_packages
 
 # Please make sure to cap all dependency versions, in order to avoid unwanted

tests/core/parameter_validation/test_parameter_validation.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import os
 
 from nose.tools import assert_in, raises

tests/core/parameters_fancy_indexing/test_fancy_indexing.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 import os
 
 import numpy as np

tests/core/test_base_functions.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 import numpy as np
 from openfisca_core.tools import assert_near
 

tests/core/test_calculate_output.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 from nose.tools import raises
 
 from openfisca_core.model_api import *  # noqa analysis:ignore

tests/core/test_countries.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from nose.tools import raises, assert_raises
 
 from openfisca_core.variables import Variable

tests/core/test_cycles.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
 
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from nose.tools import raises
 
 from openfisca_core import periods

tests/core/test_dump_restore.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 import shutil
 import tempfile

tests/core/test_entities.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 from copy import deepcopy
 
 from openfisca_core.simulation_builder import SimulationBuilder

tests/core/test_extensions.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals, print_function, division, absolute_import
 from nose.tools import raises
 
 from openfisca_country_template import CountryTaxBenefitSystem

tests/core/test_extra_params.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import unicode_literals, print_function, division, absolute_import
 
 from openfisca_core import periods
 from openfisca_core.periods import MONTH