Refactor the code of osccore-qa-testing-tools  to comply with PEP8.

Related-prod: PRODX-42195
Change-Id: Id05e7584e0d024127ce1bd5042cfe681a1b52e2d
diff --git a/testrail_bot/control/models.py b/testrail_bot/control/models.py
index a8a0910..b438dec 100644
--- a/testrail_bot/control/models.py
+++ b/testrail_bot/control/models.py
@@ -6,28 +6,28 @@
 
 class IntegerListField(models.Field):
     def __init__(self, *args, **kwargs):
-        kwargs['editable'] = False
+        kwargs["editable"] = False
         super(IntegerListField, self).__init__(*args, **kwargs)
 
     def db_type(self, connection):
-        return 'text'
+        return "text"
 
     def from_db_value(self, value, expression, connection):
         if not value:
             return []
-        return [int(x) for x in value.split(',')]
+        return [int(x) for x in value.split(",")]
 
     def to_python(self, value):
         if isinstance(value, list):
             return value
         if not value:
             return []
-        return [int(x) for x in value.split(',')]
+        return [int(x) for x in value.split(",")]
 
     def get_prep_value(self, value):
         if not value:
-            return ''
-        return ','.join(str(int(x)) for x in value)
+            return ""
+        return ",".join(str(int(x)) for x in value)
 
 
 def default_created_after():
@@ -35,15 +35,16 @@
 
 
 class TestRailTestRun(models.Model):
-    project_name = models.CharField(max_length=300,
-                                    default="Mirantis Cloud Platform")
+    project_name = models.CharField(
+        max_length=300, default="Mirantis Cloud Platform"
+    )
     plan_name = models.CharField(max_length=300, default="[MCP2.0]OSCORE")
     run_name = models.CharField(max_length=300, blank=True)
     testrun_pattern = models.CharField(max_length=300, blank=True)
     run_id = models.CharField(max_length=300)
     checked_tests = IntegerListField(default=list())
     caching_tests_enabled = models.BooleanField(default=False)
-    created_by_id = models.IntegerField(default='109')
+    created_by_id = models.IntegerField(default="109")
     filter_func = models.TextField(null=True, blank=True)
     ip_filter = models.BooleanField(default=True)
     uuid_filter = models.BooleanField(default=True)
@@ -91,26 +92,32 @@
 
 class SuitePassRate(models.Model):
     SUITE_CHOICES = [
-        ("Tempest", (
-            ("10650", "[MCP2.0_QUEENS]Tempest"),
-            ("10651", "[MCP2.0_ROCKY]Tempest"),
-            ("10635", "[MCP2.0_STEIN]Tempest"),
-            ("10653", "[MCP2.0_TRAIN]Tempest"),
-            ("10710", "[MCP2.0_USSURI]Tempest"),
-            ("10888", "[MCP2.0_VICTORIA]Tempest"),
-            ("11167", "[MCP2.0_WALLABY]Tempest"),
-            ("11188", "[MCP2.0_XENA]Tempest"),
-            ("11170", "[MCP2.0_YOGA]Tempest"),
-            ("11192", "[MCP2.0_ANTELOPE]Tempest"),
-            ("11195", "[MCP2.0_CARACAL]Tempest"))
-         ),
-        ("Stepler", (
-            ("10886", "[MCP2.0_USSURI]Stepler"),
-            ("10887", "[MCP2.0_VICTORIA]Stepler"),
-            ("11171", "[MCP2.0_YOGA]Stepler"),
-            ("11193", "[MCP2.0_ANTELOPE]Stepler"),
-            ("11196", "[MCP2.0_CARACAL]Stepler"))
-         ),
+        (
+            "Tempest",
+            (
+                ("10650", "[MCP2.0_QUEENS]Tempest"),
+                ("10651", "[MCP2.0_ROCKY]Tempest"),
+                ("10635", "[MCP2.0_STEIN]Tempest"),
+                ("10653", "[MCP2.0_TRAIN]Tempest"),
+                ("10710", "[MCP2.0_USSURI]Tempest"),
+                ("10888", "[MCP2.0_VICTORIA]Tempest"),
+                ("11167", "[MCP2.0_WALLABY]Tempest"),
+                ("11188", "[MCP2.0_XENA]Tempest"),
+                ("11170", "[MCP2.0_YOGA]Tempest"),
+                ("11192", "[MCP2.0_ANTELOPE]Tempest"),
+                ("11195", "[MCP2.0_CARACAL]Tempest"),
+            ),
+        ),
+        (
+            "Stepler",
+            (
+                ("10886", "[MCP2.0_USSURI]Stepler"),
+                ("10887", "[MCP2.0_VICTORIA]Stepler"),
+                ("11171", "[MCP2.0_YOGA]Stepler"),
+                ("11193", "[MCP2.0_ANTELOPE]Stepler"),
+                ("11196", "[MCP2.0_CARACAL]Stepler"),
+            ),
+        ),
     ]
     suite_id = models.CharField(max_length=20, choices=SUITE_CHOICES)
     suite_name = models.CharField(max_length=100, blank=True)
@@ -122,38 +129,42 @@
 class DiffOfSuitesPassRates(models.Model):
     limit = models.IntegerField(default=10, blank=True)
     test_keyword = models.CharField(default="", max_length=300, blank=True)
-    report1 = models.ForeignKey(to=SuitePassRate,
-                                related_name="report1",
-                                on_delete=models.CASCADE,
-                                blank=True)
-    report2 = models.ForeignKey(to=SuitePassRate,
-                                related_name="report2",
-                                on_delete=models.CASCADE,
-                                blank=True)
-    started_at = models.DateTimeField(auto_created=True,
-                                      auto_now=True)
+    report1 = models.ForeignKey(
+        to=SuitePassRate,
+        related_name="report1",
+        on_delete=models.CASCADE,
+        blank=True,
+    )
+    report2 = models.ForeignKey(
+        to=SuitePassRate,
+        related_name="report2",
+        on_delete=models.CASCADE,
+        blank=True,
+    )
+    started_at = models.DateTimeField(auto_created=True, auto_now=True)
 
 
 TASKS = [
-        ("control.celery_tasks.tasks.check_today_testplan",
-         "Check today testplan",
-         []
-         ),
-        ("control.celery_tasks.tasks.check_specific_testplan",
-         "Check specific testplan",
-         ["testplan_id_arg"]
-         ),
-    ]
+    (
+        "control.celery_tasks.tasks.check_today_testplan",
+        "Check today testplan",
+        [],
+    ),
+    (
+        "control.celery_tasks.tasks.check_specific_testplan",
+        "Check specific testplan",
+        ["testplan_id_arg"],
+    ),
+]
 
-TASK_CHOICES = list(map(lambda x:  x[:-1], TASKS))
+TASK_CHOICES = list(map(lambda x: x[:-1], TASKS))
 
 
 class CronPeriodicTask(PeriodicTask):
-    cron = models.CharField(default="",
-                            max_length=300,
-                            blank=False)
-    task_name = models.CharField(max_length=300, choices=TASK_CHOICES,
-                                 default=TASK_CHOICES[0][0])
+    cron = models.CharField(default="", max_length=300, blank=False)
+    task_name = models.CharField(
+        max_length=300, choices=TASK_CHOICES, default=TASK_CHOICES[0][0]
+    )
     testplan_id_arg = models.CharField(max_length=30, blank=True, null=True)
 
     class Meta: