tests: anal stretching to accomodate flake8

freqtrade/tests/test_acl_pair.py

@@ -1,27 +1,20 @@
+from freqtrade.main import refresh_whitelist
 
 # whitelist, blacklist, filtering, all of that will
 # eventually become some rules to run on a generic ACL engine
-
 # perhaps try to anticipate that by using some python package
 
-import pytest
-from unittest.mock import MagicMock
-import copy
 
-from freqtrade.main import refresh_whitelist
-#from freqtrade.exchange import Exchanges
-from freqtrade import exchange
-
-# "deep equal"
-def assert_list_equal (l1, l2):
+def assert_list_equal(l1, l2):
     for pair in l1:
         assert pair in l2
     for pair in l2:
         assert pair in l1
 
+
 def whitelist_conf():
     return {
-        "stake_currency":"BTC",
+        "stake_currency": "BTC",
         "exchange": {
             "pair_whitelist": [
                 "BTC_ETH",
@@ -33,13 +26,15 @@ def whitelist_conf():
         },
     }
 
+
 def get_health():
     return [{'Currency': 'ETH',
              'IsActive': True
-            },
+             },
             {'Currency': 'TKN',
              'IsActive': True
-            }]
+             }]
+
 
 def get_health_empty():
     return []
@@ -47,6 +42,7 @@ def get_health_empty():
 # below three test could be merged into a single
 # test that ran randomlly generated health lists
 
+
 def test_refresh_whitelist(mocker):
     conf = whitelist_conf()
     mocker.patch.dict('freqtrade.main._CONF', conf)
@@ -59,6 +55,7 @@ def test_refresh_whitelist(mocker):
     # Ensure all except those in whitelist are removed
     assert_list_equal(whitelist, pairslist)
 
+
 def test_refresh_whitelist_dynamic(mocker):
     conf = whitelist_conf()
     mocker.patch.dict('freqtrade.main._CONF', conf)
@@ -70,6 +67,7 @@ def test_refresh_whitelist_dynamic(mocker):
     pairslist = conf['exchange']['pair_whitelist']
     assert_list_equal(whitelist, pairslist)
 
+
 def test_refresh_whitelist_dynamic_empty(mocker):
     conf = whitelist_conf()
     mocker.patch.dict('freqtrade.main._CONF', conf)