TST: refactor and pytest style

[glemaitre]

Take over #322 and #380

[pep8speaks]

Hello @glemaitre! Thanks for updating the PR.

• There are no PEP8 issues in the file imblearn/combine/tests/test_smote_enn.py !

• There are no PEP8 issues in the file imblearn/combine/tests/test_smote_tomek.py !

• In the file imblearn/datasets/tests/test_imbalance.py, following are the PEP8 issues :

Line 23:80: E501 line too long (82 > 79 characters)

• There are no PEP8 issues in the file imblearn/datasets/tests/test_zenodo.py !

• There are no PEP8 issues in the file imblearn/ensemble/tests/test_balance_cascade.py !

• In the file imblearn/keras/tests/test_generator.py, following are the PEP8 issues :

Line 9:1: E402 module level import not at top of file
Line 10:1: E402 module level import not at top of file
Line 11:1: E402 module level import not at top of file
Line 13:1: E402 module level import not at top of file
Line 14:1: E402 module level import not at top of file
Line 15:1: E402 module level import not at top of file
Line 16:1: E402 module level import not at top of file
Line 18:1: E402 module level import not at top of file
Line 19:1: E402 module level import not at top of file
Line 40:80: E501 line too long (80 > 79 characters)

• In the file imblearn/metrics/tests/test_classification.py, following are the PEP8 issues :

Line 188:17: W605 invalid escape sequence '['
Line 188:28: W605 invalid escape sequence ']'
Line 235:80: E501 line too long (87 > 79 characters)
Line 236:80: E501 line too long (85 > 79 characters)
Line 257:1: E302 expected 2 blank lines, found 1

• In the file imblearn/metrics/tests/test_score_objects.py, following are the PEP8 issues :

Line 36:35: E231 missing whitespace after ','
Line 54:80: E501 line too long (80 > 79 characters)

• There are no PEP8 issues in the file imblearn/over_sampling/tests/test_adasyn.py !

• There are no PEP8 issues in the file imblearn/over_sampling/tests/test_random_over_sampler.py !

• There are no PEP8 issues in the file imblearn/over_sampling/tests/test_smote.py !

• There are no PEP8 issues in the file imblearn/tensorflow/tests/test_generator.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_generation/_cluster_centroids.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_generation/tests/test_cluster_centroids.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/_neighbourhood_cleaning_rule.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/_tomek_links.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_allknn.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_condensed_nearest_neighbour.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_edited_nearest_neighbours.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_instance_hardness_threshold.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_nearmiss.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_neighbourhood_cleaning_rule.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_one_sided_selection.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_random_under_sampler.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_repeated_edited_nearest_neighbours.py !

• There are no PEP8 issues in the file imblearn/under_sampling/_prototype_selection/tests/test_tomek_links.py !

• In the file imblearn/utils/tests/test_docstring.py, following are the PEP8 issues :

Line 20:1: E302 expected 2 blank lines, found 1

Comment last updated on September 07, 2018 at 12:40 Hours UTC

[codecov]

Codecov Report

Merging #470 into master will decrease coverage by <.01%.
The diff coverage is 100%.

@@            Coverage Diff            @@
##           master    #470      +/-   ##
=========================================
- Coverage    98.7%   98.7%   -0.01%     
=========================================
  Files          77      77              
  Lines        4720    4697      -23     
=========================================
- Hits         4659    4636      -23     
  Misses         61      61

Impacted Files	Coverage Δ
imblearn/combine/tests/test_smote_tomek.py	100% <100%> (ø)	⬆️
imblearn/keras/tests/test_generator.py	100% <100%> (ø)	⬆️
imblearn/datasets/tests/test_imbalance.py	100% <100%> (ø)	⬆️
imblearn/combine/tests/test_smote_enn.py	100% <100%> (ø)	⬆️
imblearn/datasets/tests/test_zenodo.py	88.57% <100%> (-1.68%)	⬇️

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