Add isort and pep8 checks

- Fix isort and pep8 compliancy

Author: kvesteri

.isort.cfg

@@ -0,0 +1,6 @@
+[settings]
+known_first_party=intervals
+line_length=79
+multi_line_output=3
+not_skip=__init__.py
+order_by_type=false

.travis.yml

@@ -13,5 +13,7 @@ script:
     then
         py.test --doctest-modules --doctest-glob="*.rst" --ignore setup.py;
     else
+        isort --recursive --diff wtforms_components tests && isort --recursive --check-only wtforms_components tests
+        flake8 wtforms_components tests
         py.test;
     fi

intervals/__init__.py

@@ -10,10 +10,9 @@
     Interval,
     IntervalFactory,
     IntInterval,
-    NumberInterval,
+    NumberInterval
 )
 
-
 __all__ = (
     'AbstractInterval',
     'CharacterInterval',

intervals/interval.py

@@ -8,14 +8,15 @@
 
 # -*- coding: utf-8 -*-
 import operator
-from datetime import datetime, date, timedelta
+from datetime import date, datetime, timedelta
 from decimal import Decimal
-from math import floor, ceil
+from math import ceil, floor
 
 from infinity import inf, is_infinite
 
-from .parser import IntervalParser, IntervalStringParser
 from .exc import IntervalException, RangeBoundsException
+from .parser import IntervalParser, IntervalStringParser
+
 try:
     string_types = basestring,  # Python 2
 except NameError:
@@ -43,6 +44,7 @@ def py2round(value):
     else:
         return float(ceil(float(value)-0.5))
 
+
 def canonicalize_lower(interval, inc=True):
     if not interval.lower_inc and inc:
         return interval.lower + interval.step, True

intervals/parser.py

@@ -1,4 +1,5 @@
 from .exc import IntervalException
+
 try:
     string_types = basestring,  # Python 2
 except NameError:

setup.py

@@ -24,7 +24,9 @@ def get_version():
 extras_require = {
     'test': [
         'pytest>=2.2.3',
-        'Pygments>=1.2'
+        'Pygments>=1.2',
+        'flake8>=2.4.0',
+        'isort>=4.2.2',
     ],
 }
 

tests/interval/test_arithmetic.py

@@ -1,4 +1,5 @@
 from pytest import mark
+
 from intervals import IntInterval
 
 

tests/interval/test_canonicalize.py

@@ -1,5 +1,6 @@
 from datetime import date
-from intervals.interval import IntInterval, DateInterval, canonicalize
+
+from intervals.interval import canonicalize, DateInterval, IntInterval
 
 
 def test_canonicalize_integer_intervals():

tests/interval/test_coercion.py

@@ -1,6 +1,7 @@
+from infinity import inf
 from pytest import mark, raises
+
 from intervals import IntInterval
-from infinity import inf
 
 
 @mark.parametrize(('interval', 'string'), (

tests/interval/test_initialization.py

@@ -1,6 +1,9 @@
 from datetime import date
 from decimal import Decimal
-from pytest import raises, mark
+
+from infinity import inf
+from pytest import mark, raises
+
 from intervals import (
     CharacterInterval,
     DecimalInterval,
@@ -9,7 +12,6 @@
     IntInterval,
     RangeBoundsException
 )
-from infinity import inf
 
 
 class TestIntervalInit(object):

tests/interval/test_operators.py

@@ -1,7 +1,8 @@
 from datetime import date
 
-from pytest import mark
 from infinity import inf
+from pytest import mark
+
 from intervals import DateInterval, FloatInterval, IntInterval
 
 
@@ -18,7 +19,7 @@ class TestComparisonOperators(object):
             DateInterval([date(2011, 1, 1), date(2011, 1, 1)]),
             False
         ),
-        (IntInterval.from_string('(,)') == None, False)
+        (IntInterval.from_string('(,)') == None, False)  # noqa
     ))
     def test_eq_operator(self, comparison, result):
         assert comparison is result
@@ -30,7 +31,7 @@ def test_eq_operator(self, comparison, result):
         (IntInterval([3, 3]) != 3, False),
         (IntInterval([3, 3]) != 5, True),
         (IntInterval([3, 3]) != 'something', True),
-        (IntInterval.from_string('(,)') != None, True)
+        (IntInterval.from_string('(,)') != None, True)  # noqa
     ))
     def test_ne_operator(self, comparison, result):
         assert comparison is result
@@ -113,7 +114,12 @@ def test_contains_operator_for_non_inclusive_interval(self, value):
         (IntInterval((0, 2)), IntInterval([0, 1]), False),
         (IntInterval((0, 2)), FloatInterval((0, 1)), False),
     ))
-    def test_hash_operator_with_interval_attributes(self, interval1, interval2, expected):
+    def test_hash_operator_with_interval_attributes(
+        self,
+        interval1,
+        interval2,
+        expected
+    ):
         actual = (interval1.__hash__() == interval2.__hash__())
         assert actual == expected
 
@@ -191,4 +197,3 @@ def test_and_operator_for_half_open_intervals_with_empty_results(
             IntInterval.from_string(interval1) &
             IntInterval.from_string(interval2)
         ).empty == empty
-

tests/interval/test_properties.py

@@ -1,10 +1,16 @@
-from datetime import datetime, date
+from datetime import date, datetime
 from decimal import Decimal
+
+from infinity import inf
 from pytest import mark
+
 from intervals import (
-    IntInterval, FloatInterval, DateInterval, DateTimeInterval, DecimalInterval
+    DateInterval,
+    DateTimeInterval,
+    DecimalInterval,
+    FloatInterval,
+    IntInterval
 )
-from infinity import inf
 
 
 class TestIntervalProperties(object):

tests/interval/test_representations.py

@@ -1,4 +1,5 @@
 from pytest import mark
+
 from intervals import IntInterval
 
 

tests/interval/test_step.py

@@ -1,4 +1,5 @@
 from decimal import Decimal
+
 from intervals import DecimalInterval, FloatInterval, IntInterval