PEP8

tests/test_approval.py

@@ -1,9 +1,11 @@
 import random
+
 import numpy as np
 import pytest
 from hypothesis import given
-from hypothesis.strategies import integers, tuples
 from hypothesis.extra.numpy import arrays
+from hypothesis.strategies import integers, tuples
+
 from elsim.methods import approval, combined_approval
 
 
@@ -182,7 +184,7 @@ def test_invalid(method):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_black.py

@@ -2,6 +2,7 @@
 import pytest
 from hypothesis import given
 from hypothesis.strategies import integers, lists, permutations
+
 from elsim.methods import black
 
 
@@ -152,7 +153,7 @@ def test_legit_winner_none(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_borda.py

@@ -1,8 +1,10 @@
 import random
+
 import numpy as np
 import pytest
 from hypothesis import given
 from hypothesis.strategies import integers, lists, permutations
+
 from elsim.methods import borda
 
 
@@ -184,7 +186,7 @@ def test_legit_winner_none(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_condorcet.py

@@ -1,8 +1,9 @@
 import numpy as np
-from numpy.testing import assert_array_equal
 import pytest
 from hypothesis import given
 from hypothesis.strategies import integers, lists, permutations
+from numpy.testing import assert_array_equal
+
 from elsim.methods import (condorcet, condorcet_from_matrix,
                            ranked_election_to_matrix)
 
@@ -304,7 +305,7 @@ def test_ranked_election_to_matrix(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_coombs.py

@@ -1,8 +1,10 @@
 import random
+
 import numpy as np
 import pytest
-from hypothesis.strategies import integers, permutations, lists
 from hypothesis import given
+from hypothesis.strategies import integers, lists, permutations
+
 from elsim.methods import coombs
 
 
@@ -219,7 +221,7 @@ def test_legit_winner_none(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_elections.py

@@ -1,9 +1,10 @@
 import numpy as np
-from numpy.testing import (assert_array_equal, assert_array_less,
-                           assert_allclose)
 import pytest
-from elsim.elections import (random_utilities, impartial_culture,
-                             normal_electorate, normed_dist_utilities)
+from numpy.testing import (assert_allclose, assert_array_equal,
+                           assert_array_less)
+
+from elsim.elections import (impartial_culture, normal_electorate,
+                             normed_dist_utilities, random_utilities)
 
 
 def test_random_utilities():
@@ -134,7 +135,7 @@ def test_invalid_random_state(func):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_fptp.py

@@ -1,8 +1,10 @@
 import random
+
 import numpy as np
 import pytest
 from hypothesis import given
 from hypothesis.strategies import integers, lists, permutations
+
 from elsim.methods import fptp
 
 
@@ -222,7 +224,7 @@ def test_legit_winner_none_single_mark(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_irv.py

@@ -2,8 +2,8 @@
 
 import numpy as np
 import pytest
-from hypothesis.strategies import integers, permutations, lists
 from hypothesis import given
+from hypothesis.strategies import integers, lists, permutations
 
 from elsim.methods import irv
 
@@ -285,7 +285,7 @@ def test_legit_winner_none(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_methods.py

@@ -1,6 +1,7 @@
 import pytest
-from elsim.methods import (black, borda, fptp, runoff, irv, coombs, approval,
-                           combined_approval, utility_winner, score)
+
+from elsim.methods import (approval, black, borda, combined_approval, coombs,
+                           fptp, irv, runoff, score, utility_winner)
 
 
 @pytest.mark.parametrize("method", [black, borda, fptp, runoff, irv, coombs,
@@ -37,7 +38,7 @@ def test_ranked_method_unanimity(method):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_runoff.py

@@ -2,8 +2,8 @@
 
 import numpy as np
 import pytest
-from hypothesis.strategies import integers, permutations, lists
 from hypothesis import given
+from hypothesis.strategies import integers, lists, permutations
 
 from elsim.methods import runoff
 
@@ -202,7 +202,7 @@ def test_legit_winner_none(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_score.py

@@ -1,9 +1,11 @@
 import random
+
 import numpy as np
 import pytest
 from hypothesis import given
-from hypothesis.strategies import integers, tuples
 from hypothesis.extra.numpy import arrays
+from hypothesis.strategies import integers, tuples
+
 from elsim.methods import score
 
 
@@ -169,7 +171,7 @@ def test_invalid(method):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_sntv.py

@@ -1,8 +1,10 @@
 import random
+
 import numpy as np
 import pytest
 from hypothesis import given
 from hypothesis.strategies import integers, lists, permutations
+
 from elsim.methods import sntv
 
 
@@ -292,7 +294,7 @@ def test_defaults(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_star.py

@@ -1,10 +1,13 @@
 import random
+
 import numpy as np
-from numpy.testing import assert_array_equal
 import pytest
-from hypothesis import given
-from elsim.methods import star, matrix_from_scores
 import test_score
+from hypothesis import given
+from numpy.testing import assert_array_equal
+
+from elsim.methods import matrix_from_scores, star
+
 score_ballots = test_score.score_ballots
 
 
@@ -630,7 +633,7 @@ def test_matrix_from_scores_properties(election, method):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_strategies.py

@@ -1,11 +1,11 @@
 import numpy as np
-from numpy.testing import assert_array_equal
 import pytest
 from hypothesis import given
-from hypothesis.strategies import integers, tuples, floats
 from hypothesis.extra.numpy import arrays
-from elsim.strategies import (approval_optimal, vote_for_k,
-                              honest_normed_scores)
+from hypothesis.strategies import floats, integers, tuples
+from numpy.testing import assert_array_equal
+
+from elsim.strategies import approval_optimal, honest_normed_scores, vote_for_k
 
 
 def test_approval_optimal():
@@ -114,7 +114,7 @@ def test_honest_normed_scores_properties(utilities, max_score):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',

tests/test_utility_winner.py

@@ -1,9 +1,11 @@
 import random
+
 import numpy as np
 import pytest
 from hypothesis import given
-from hypothesis.strategies import integers, tuples, floats
 from hypothesis.extra.numpy import arrays
+from hypothesis.strategies import floats, integers, tuples
+
 from elsim.methods import utility_winner
 
 
@@ -101,7 +103,7 @@ def test_legit_winner_no_tiebreaker(election):
 if __name__ == "__main__":
     # Run unit tests, in separate process to avoid warnings about cached
     # modules, printing output line by line in realtime
-    from subprocess import Popen, PIPE
+    from subprocess import PIPE, Popen
     with Popen(['pytest',
                 '--tb=short',  # shorter traceback format
                 '--hypothesis-show-statistics',