diff --git a/pagure/hooks/default.py b/pagure/hooks/default.py
index fc35c72..5ea0fa9 100644
--- a/pagure/hooks/default.py
+++ b/pagure/hooks/default.py
@@ -296,8 +296,9 @@ class DefaultRunner(BaseRunner):
             but_uids=pr_uids,
         )
 
-        if not project.is_on_repospanner and \
-                _config.get("GIT_GARBAGE_COLLECT", False):
+        if not project.is_on_repospanner and _config.get(
+            "GIT_GARBAGE_COLLECT", False
+        ):
             pagure.lib.tasks.git_garbage_collect.delay(
                 project.repopath("main")
             )
diff --git a/pagure/lib/git.py b/pagure/lib/git.py
index 31b5824..d477666 100644
--- a/pagure/lib/git.py
+++ b/pagure/lib/git.py
@@ -896,8 +896,8 @@ class TemporaryClone(object):
         self.repopath = tempfile.mkdtemp(prefix="pagure-%s-" % self._action)
         if not self._project.is_on_repospanner:
             # This is the simple case. Just do a local clone
-            # use either the specified path or the use the path of the specified
-            # project
+            # use either the specified path or the use the path of the
+            # specified project
             self._origpath = self._path or self._project.repopath(
                 self._repotype
             )
@@ -1563,7 +1563,9 @@ def merge_pull_request(session, request, username, domerge=True):
 
                 return "Changes merged!"
             else:
-                _log.info("  PR can be merged using fast-forward, reporting it")
+                _log.info(
+                    "  PR can be merged using fast-forward, reporting it"
+                )
                 request.merge_status = "FFORWARD"
                 session.commit()
                 return "FFORWARD"
@@ -1674,7 +1676,9 @@ def merge_pull_request(session, request, username, domerge=True):
                     pull_request=request,
                 )
             else:
-                _log.info("  PR can be merged using fast-forward, reporting it")
+                _log.info(
+                    "  PR can be merged using fast-forward, reporting it"
+                )
                 request.merge_status = "FFORWARD"
                 session.commit()
                 return "FFORWARD"
@@ -2111,8 +2115,9 @@ def diff_pull_request(
                         topic="pull-request.%s" % pr_action,
                         msg=dict(
                             pullrequest=request.to_json(
-                                with_comments=False, public=True),
-                            agent='pagure',
+                                with_comments=False, public=True
+                            ),
+                            agent="pagure",
                         ),
                     )
                 pagure.lib.query.add_pull_request_comment(
diff --git a/pagure/lib/tasks.py b/pagure/lib/tasks.py
index df5b31e..eb44613 100644
--- a/pagure/lib/tasks.py
+++ b/pagure/lib/tasks.py
@@ -1173,7 +1173,4 @@ def git_garbage_collect(self, session, repopath):
     # libgit2 doesn't support "git gc" and probably never will:
     # https://github.com/libgit2/libgit2/issues/3247
     _log.info("Running 'git gc --auto' for repo %s", repopath)
-    subprocess.check_output(
-        ["git", "gc", "--auto", "-q"],
-        cwd=repopath,
-    )
+    subprocess.check_output(["git", "gc", "--auto", "-q"], cwd=repopath)
diff --git a/pagure/ui/issues.py b/pagure/ui/issues.py
index 9bc7d78..121bb7d 100644
--- a/pagure/ui/issues.py
+++ b/pagure/ui/issues.py
@@ -877,7 +877,7 @@ def new_issue(repo, username=None, namespace=None):
     open_access = repo.settings.get("open_metadata_access_to_all", False)
 
     milestones = []
-    for m in (repo.milestones_keys or repo.milestones):
+    for m in repo.milestones_keys or repo.milestones:
         if m in repo.milestones and repo.milestones[m]["active"]:
             milestones.append(m)
 
@@ -1080,7 +1080,7 @@ def view_issue(repo, issueid, username=None, namespace=None):
 
     status = pagure.lib.query.get_issue_statuses(flask.g.session)
     milestones = []
-    for m in (repo.milestones_keys or repo.milestones):
+    for m in repo.milestones_keys or repo.milestones:
         if m in repo.milestones and repo.milestones[m]["active"]:
             milestones.append(m)
 
@@ -1470,7 +1470,7 @@ def view_issue_raw_file(repo, filename=None, username=None, namespace=None):
             select="issues",
             repo=repo,
             username=username,
-            diff=data.decode('utf-8'),
+            diff=data.decode("utf-8"),
             patchfile=orig_filename,
         )