Added a tiny portion of black magic.

43 files changed, 311 insertions, 258 deletions

diff --git a/instance/production.py b/instance/production.py
index c25ea116..487c9cbe 100644
--- a/instance/production.py
+++ b/instance/production.py
@@ -1,40 +1,42 @@
 # webserver
-HOST = '127.0.0.1'
+HOST = "127.0.0.1"
 PORT = 5000
 DEBUG = False
 TESTING = False
 API_ROOT = "/api/v2.0"
 
-SECRET_KEY = 'LCx3BchmHRxFzkEv4BqQJyeXRLXenf'
-SECURITY_PASSWORD_SALT = 'L8gTsyrpRQEF8jNWQPyvRfv7U5kJkD'
+SECRET_KEY = "LCx3BchmHRxFzkEv4BqQJyeXRLXenf"
+SECURITY_PASSWORD_SALT = "L8gTsyrpRQEF8jNWQPyvRfv7U5kJkD"
 
 
 # misc
-ADMIN_EMAIL = 'admin@admin.localhost'
+ADMIN_EMAIL = "admin@admin.localhost"
 TOKEN_VALIDITY_PERIOD = 3600
-LOG_LEVEL = 'info'
-LOG_PATH = './var/newspipe.log'
+LOG_LEVEL = "info"
+LOG_PATH = "./var/newspipe.log"
 NB_WORKER = 5
 SELF_REGISTRATION = True
 
 
 # database
 DB_CONFIG_DICT = {
-    'user': 'user',
-    'password': 'password',
-    'host': 'localhost',
-    'port': 5432
+    "user": "user",
+    "password": "password",
+    "host": "localhost",
+    "port": 5432,
 }
-DATABASE_NAME = 'newspipe'
-SQLALCHEMY_DATABASE_URI = 'postgres://{user}:{password}@{host}:{port}/{name}'.format(name=DATABASE_NAME, **DB_CONFIG_DICT)
+DATABASE_NAME = "newspipe"
+SQLALCHEMY_DATABASE_URI = "postgres://{user}:{password}@{host}:{port}/{name}".format(
+    name=DATABASE_NAME, **DB_CONFIG_DICT
+)
 SQLALCHEMY_TRACK_MODIFICATIONS = False
 
 
 # crawler
-CRAWLING_METHOD = 'default'
+CRAWLING_METHOD = "default"
 DEFAULT_MAX_ERROR = 3
-HTTP_PROXY = ''
-USER_AGENT = 'Newspipe (https://git.sr.ht/~cedric/newspipe)'
+HTTP_PROXY = ""
+USER_AGENT = "Newspipe (https://git.sr.ht/~cedric/newspipe)"
 RESOLVE_ARTICLE_URL = False
 TIMEOUT = 30
 RESOLV = False
@@ -42,7 +44,7 @@ FEED_REFRESH_INTERVAL = 0
 
 
 # notification
-MAIL_SERVER = 'localhost'
+MAIL_SERVER = "localhost"
 MAIL_PORT = 25
 MAIL_USE_TLS = False
 MAIL_USE_SSL = False
diff --git a/migrations/env.py b/migrations/env.py
index 7215fefe..4f31b751 100644
--- a/migrations/env.py
+++ b/migrations/env.py
@@ -9,15 +9,18 @@ config = context.config
 
 # Interpret the config file for Python logging.
 # This line sets up loggers basically.
-#fileConfig("./alembic.ini")
+# fileConfig("./alembic.ini")
 
 # add your model's MetaData object here
 # for 'autogenerate' support
 # from myapp import mymodel
 # target_metadata = mymodel.Base.metadata
 from flask import current_app
-config.set_main_option('sqlalchemy.url', current_app.config.get('SQLALCHEMY_DATABASE_URI'))
-target_metadata = current_app.extensions['migrate'].db.metadata
+
+config.set_main_option(
+    "sqlalchemy.url", current_app.config.get("SQLALCHEMY_DATABASE_URI")
+)
+target_metadata = current_app.extensions["migrate"].db.metadata
 
 
 # other values from the config, defined by the needs of env.py,
@@ -25,6 +28,7 @@ target_metadata = current_app.extensions['migrate'].db.metadata
 # my_important_option = config.get_main_option("my_important_option")
 # ... etc.
 
+
 def run_migrations_offline():
     """Run migrations in 'offline' mode.
 
@@ -43,6 +47,7 @@ def run_migrations_offline():
     with context.begin_transaction():
         context.run_migrations()
 
+
 def run_migrations_online():
     """Run migrations in 'online' mode.
 
@@ -52,18 +57,17 @@ def run_migrations_online():
     """
     connectable = engine_from_config(
         config.get_section(config.config_ini_section),
-        prefix='sqlalchemy.',
-        poolclass=pool.NullPool)
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+    )
 
     with connectable.connect() as connection:
-        context.configure(
-            connection=connection,
-            target_metadata=target_metadata
-        )
+        context.configure(connection=connection, target_metadata=target_metadata)
 
         with context.begin_transaction():
             context.run_migrations()
 
+
 if context.is_offline_mode():
     run_migrations_offline()
 else:
diff --git a/migrations/versions/16f8fc3cf0cc_add_column_webpage_in_the_user_table.py b/migrations/versions/16f8fc3cf0cc_add_column_webpage_in_the_user_table.py
index 4ff875b7..1bfca7d0 100644
--- a/migrations/versions/16f8fc3cf0cc_add_column_webpage_in_the_user_table.py
+++ b/migrations/versions/16f8fc3cf0cc_add_column_webpage_in_the_user_table.py
@@ -7,8 +7,8 @@ Create Date: 2016-09-21 08:00:27.160357
 """
 
 # revision identifiers, used by Alembic.
-revision = '16f8fc3cf0cc'
-down_revision = '957d4c5b8ac9'
+revision = "16f8fc3cf0cc"
+down_revision = "957d4c5b8ac9"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('user', sa.Column('webpage',
-                                        sa.String(), default=""))
+    op.add_column("user", sa.Column("webpage", sa.String(), default=""))
 
 
 def downgrade():
-    op.drop_column('user', 'webpage')
+    op.drop_column("user", "webpage")
diff --git a/migrations/versions/17dcb75f3fe_changed_the_type_of_the_column_last_.py b/migrations/versions/17dcb75f3fe_changed_the_type_of_the_column_last_.py
index 035646c6..0da32e20 100644
--- a/migrations/versions/17dcb75f3fe_changed_the_type_of_the_column_last_.py
+++ b/migrations/versions/17dcb75f3fe_changed_the_type_of_the_column_last_.py
@@ -7,8 +7,8 @@ Create Date: 2015-03-10 14:20:53.676344
 """
 
 # revision identifiers, used by Alembic.
-revision = '17dcb75f3fe'
-down_revision = 'cde34831ea'
+revision = "17dcb75f3fe"
+down_revision = "cde34831ea"
 
 from datetime import datetime
 import conf
@@ -18,17 +18,31 @@ import sqlalchemy as sa
 
 def upgrade():
     unix_start = datetime(1970, 1, 1)
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.drop_column('feed', 'last_modified')
-        op.add_column('feed', sa.Column('last_modified', sa.String(),
-                      nullable=True, default=unix_start,
-                      server_default=str(unix_start)))
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.drop_column("feed", "last_modified")
+        op.add_column(
+            "feed",
+            sa.Column(
+                "last_modified",
+                sa.String(),
+                nullable=True,
+                default=unix_start,
+                server_default=str(unix_start),
+            ),
+        )
 
 
 def downgrade():
     unix_start = datetime(1970, 1, 1)
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.drop_column('feed', 'last_modified')
-        op.add_column('feed', sa.Column('last_modified', sa.DateTime(),
-                      nullable=True, default=unix_start,
-                      server_default=unix_start))
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.drop_column("feed", "last_modified")
+        op.add_column(
+            "feed",
+            sa.Column(
+                "last_modified",
+                sa.DateTime(),
+                nullable=True,
+                default=unix_start,
+                server_default=unix_start,
+            ),
+        )
diff --git a/migrations/versions/19bdaa6208e_add_icon_column.py b/migrations/versions/19bdaa6208e_add_icon_column.py
index 2efa376f..95274b63 100644
--- a/migrations/versions/19bdaa6208e_add_icon_column.py
+++ b/migrations/versions/19bdaa6208e_add_icon_column.py
@@ -7,8 +7,8 @@ Create Date: 2015-07-03 12:09:58.596010
 """
 
 # revision identifiers, used by Alembic.
-revision = '19bdaa6208e'
-down_revision = '422da2d0234'
+revision = "19bdaa6208e"
+down_revision = "422da2d0234"
 
 from alembic import op
 import sqlalchemy as sa
@@ -16,11 +16,11 @@ import sqlalchemy as sa
 
 def upgrade():
     ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('feed', sa.Column('icon', sa.String(), nullable=True))
+    op.add_column("feed", sa.Column("icon", sa.String(), nullable=True))
     ### end Alembic commands ###
 
 
 def downgrade():
     ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('feed', 'icon')
+    op.drop_column("feed", "icon")
     ### end Alembic commands ###
diff --git a/migrations/versions/1b750a389c22_remove_email_notification_column.py b/migrations/versions/1b750a389c22_remove_email_notification_column.py
index 71529855..34021deb 100644
--- a/migrations/versions/1b750a389c22_remove_email_notification_column.py
+++ b/migrations/versions/1b750a389c22_remove_email_notification_column.py
@@ -7,8 +7,8 @@ Create Date: 2015-02-25 23:01:07.253429
 """
 
 # revision identifiers, used by Alembic.
-revision = '1b750a389c22'
-down_revision = '48f561c0ce6'
+revision = "1b750a389c22"
+down_revision = "48f561c0ce6"
 
 import conf
 from alembic import op
@@ -16,10 +16,9 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.drop_column('feed', 'email_notification')
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.drop_column("feed", "email_notification")
 
 
 def downgrade():
-    op.add_column('feed', sa.Column('email_notification', sa.Boolean(),
-                  default=False))
+    op.add_column("feed", sa.Column("email_notification", sa.Boolean(), default=False))
diff --git a/migrations/versions/2472eddbf44b_update_of_the_user_model.py b/migrations/versions/2472eddbf44b_update_of_the_user_model.py
index a0194090..0a39c943 100644
--- a/migrations/versions/2472eddbf44b_update_of_the_user_model.py
+++ b/migrations/versions/2472eddbf44b_update_of_the_user_model.py
@@ -7,8 +7,8 @@ Create Date: 2016-03-01 22:35:03.659694
 """
 
 # revision identifiers, used by Alembic.
-revision = '2472eddbf44b'
-down_revision = 'ac35c979311a'
+revision = "2472eddbf44b"
+down_revision = "ac35c979311a"
 branch_labels = None
 depends_on = None
 
@@ -17,22 +17,23 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.drop_column('user', 'enabled')
-    op.add_column('user', sa.Column('is_active', sa.Boolean(), default=False))
-    op.add_column('user', sa.Column('is_admin', sa.Boolean(), default=False))
-    op.add_column('user', sa.Column('is_api', sa.Boolean(), default=False))
-    op.drop_table('role')
-
+    op.drop_column("user", "enabled")
+    op.add_column("user", sa.Column("is_active", sa.Boolean(), default=False))
+    op.add_column("user", sa.Column("is_admin", sa.Boolean(), default=False))
+    op.add_column("user", sa.Column("is_api", sa.Boolean(), default=False))
+    op.drop_table("role")
 
 
 def downgrade():
-    op.drop_column('user', 'is_active')
-    op.drop_column('user', 'is_admin')
-    op.drop_column('user', 'is_api')
-    op.create_table('role',
-            sa.Column('id', sa.INTEGER(), nullable=False),
-            sa.Column('name', sa.VARCHAR(), nullable=True),
-            sa.Column('user_id', sa.INTEGER(), nullable=True),
-            sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
-            sa.PrimaryKeyConstraint('id'),
-            sa.UniqueConstraint('name'))
+    op.drop_column("user", "is_active")
+    op.drop_column("user", "is_admin")
+    op.drop_column("user", "is_api")
+    op.create_table(
+        "role",
+        sa.Column("id", sa.INTEGER(), nullable=False),
+        sa.Column("name", sa.VARCHAR(), nullable=True),
+        sa.Column("user_id", sa.INTEGER(), nullable=True),
+        sa.ForeignKeyConstraint(["user_id"], ["user.id"],),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("name"),
+    )
diff --git a/migrations/versions/25ca960a207_mv_icons_from_feed_tbl_to_icon_tbl.py b/migrations/versions/25ca960a207_mv_icons_from_feed_tbl_to_icon_tbl.py
index 2c8eeda5..ef54259a 100644
--- a/migrations/versions/25ca960a207_mv_icons_from_feed_tbl_to_icon_tbl.py
+++ b/migrations/versions/25ca960a207_mv_icons_from_feed_tbl_to_icon_tbl.py
@@ -7,8 +7,8 @@ Create Date: 2015-08-03 14:36:21.626411
 """
 
 # revision identifiers, used by Alembic.
-revision = '25ca960a207'
-down_revision = '19bdaa6208e'
+revision = "25ca960a207"
+down_revision = "19bdaa6208e"
 
 from alembic import op
 import sqlalchemy as sa
@@ -17,20 +17,22 @@ import conf
 
 
 def upgrade():
-    op.create_table('icon',
-            sa.Column('url', sa.String(), nullable=False),
-            sa.Column('content', sa.String(), nullable=True),
-            sa.Column('mimetype', sa.String(), nullable=True),
-            sa.PrimaryKeyConstraint('url'))
-    op.add_column('feed', sa.Column('icon_url', sa.String(), nullable=True))
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.create_foreign_key(None, 'feed', 'icon', ['icon_url'], ['url'])
-        op.drop_column('feed', 'icon')
+    op.create_table(
+        "icon",
+        sa.Column("url", sa.String(), nullable=False),
+        sa.Column("content", sa.String(), nullable=True),
+        sa.Column("mimetype", sa.String(), nullable=True),
+        sa.PrimaryKeyConstraint("url"),
+    )
+    op.add_column("feed", sa.Column("icon_url", sa.String(), nullable=True))
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.create_foreign_key(None, "feed", "icon", ["icon_url"], ["url"])
+        op.drop_column("feed", "icon")
 
 
 def downgrade():
-    op.add_column('feed', sa.Column('icon', sa.VARCHAR(), nullable=True))
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.drop_constraint(None, 'feed', type_='foreignkey')
-        op.drop_column('feed', 'icon_url')
-    op.drop_table('icon')
+    op.add_column("feed", sa.Column("icon", sa.VARCHAR(), nullable=True))
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.drop_constraint(None, "feed", type_="foreignkey")
+        op.drop_column("feed", "icon_url")
+    op.drop_table("icon")
diff --git a/migrations/versions/2c5cc05216fa_adding_tag_handling_capacities.py b/migrations/versions/2c5cc05216fa_adding_tag_handling_capacities.py
index f9559fe3..299cca08 100644
--- a/migrations/versions/2c5cc05216fa_adding_tag_handling_capacities.py
+++ b/migrations/versions/2c5cc05216fa_adding_tag_handling_capacities.py
@@ -7,8 +7,8 @@ Create Date: 2016-11-08 07:41:13.923531
 """
 
 # revision identifiers, used by Alembic.
-revision = '2c5cc05216fa'
-down_revision = 'be2b8b6f33dd'
+revision = "2c5cc05216fa"
+down_revision = "be2b8b6f33dd"
 branch_labels = None
 depends_on = None
 
@@ -17,14 +17,14 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.create_table('tag',
-            sa.Column('text', sa.String(), nullable=False),
-            sa.Column('article_id', sa.Integer(), nullable=False),
-            sa.ForeignKeyConstraint(['article_id'], ['article.id'],
-                                    ondelete='CASCADE'),
-            sa.PrimaryKeyConstraint('text', 'article_id')
+    op.create_table(
+        "tag",
+        sa.Column("text", sa.String(), nullable=False),
+        sa.Column("article_id", sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(["article_id"], ["article.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("text", "article_id"),
     )
 
 
 def downgrade():
-    op.drop_table('tag')
+    op.drop_table("tag")
diff --git a/migrations/versions/3f83bfe93fc_add_updated_date_column_to_article_table.py b/migrations/versions/3f83bfe93fc_add_updated_date_column_to_article_table.py
index 2c67450c..1be2abed 100644
--- a/migrations/versions/3f83bfe93fc_add_updated_date_column_to_article_table.py
+++ b/migrations/versions/3f83bfe93fc_add_updated_date_column_to_article_table.py
@@ -7,16 +7,16 @@ Create Date: 2016-02-12 21:51:40.868539
 """
 
 # revision identifiers, used by Alembic.
-revision = '3f83bfe93fc'
-down_revision = '25ca960a207'
+revision = "3f83bfe93fc"
+down_revision = "25ca960a207"
 
 from alembic import op
 import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('article', sa.Column('updated_date', sa.DateTime(), nullable=True))
+    op.add_column("article", sa.Column("updated_date", sa.DateTime(), nullable=True))
 
 
 def downgrade():
-    op.drop_column('article', 'updated_date')
+    op.drop_column("article", "updated_date")
diff --git a/migrations/versions/422da2d0234_adding_filters_field.py b/migrations/versions/422da2d0234_adding_filters_field.py
index bcbdf042..e7a35118 100644
--- a/migrations/versions/422da2d0234_adding_filters_field.py
+++ b/migrations/versions/422da2d0234_adding_filters_field.py
@@ -7,16 +7,16 @@ Create Date: 2015-05-18 23:03:15.809549
 """
 
 # revision identifiers, used by Alembic.
-revision = '422da2d0234'
-down_revision = '17dcb75f3fe'
+revision = "422da2d0234"
+down_revision = "17dcb75f3fe"
 
 from alembic import op
 import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('feed', sa.Column('filters', sa.PickleType(), nullable=True))
+    op.add_column("feed", sa.Column("filters", sa.PickleType(), nullable=True))
 
 
 def downgrade():
-    op.drop_column('feed', 'filters')
+    op.drop_column("feed", "filters")
diff --git a/migrations/versions/48f561c0ce6_add_column_entry_id.py b/migrations/versions/48f561c0ce6_add_column_entry_id.py
index f464849a..11148e8d 100644
--- a/migrations/versions/48f561c0ce6_add_column_entry_id.py
+++ b/migrations/versions/48f561c0ce6_add_column_entry_id.py
@@ -7,7 +7,7 @@ Create Date: 2015-02-18 21:17:19.346998
 """
 
 # revision identifiers, used by Alembic.
-revision = '48f561c0ce6'
+revision = "48f561c0ce6"
 down_revision = None
 branch_labels = None
 depends_on = None
@@ -18,9 +18,9 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('article', sa.Column('entry_id', sa.String(), nullable=True))
+    op.add_column("article", sa.Column("entry_id", sa.String(), nullable=True))
 
 
 def downgrade():
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.drop_column('article', 'entry_id')
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.drop_column("article", "entry_id")
diff --git a/migrations/versions/5553a6c05fa7_add_column_twitter_in_the_user_table.py b/migrations/versions/5553a6c05fa7_add_column_twitter_in_the_user_table.py
index 7c7132a8..e7ef9b38 100644
--- a/migrations/versions/5553a6c05fa7_add_column_twitter_in_the_user_table.py
+++ b/migrations/versions/5553a6c05fa7_add_column_twitter_in_the_user_table.py
@@ -7,8 +7,8 @@ Create Date: 2016-10-06 11:02:41.356322
 """
 
 # revision identifiers, used by Alembic.
-revision = '5553a6c05fa7'
-down_revision = 'f700c4237e9d'
+revision = "5553a6c05fa7"
+down_revision = "f700c4237e9d"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('user', sa.Column('twitter',
-                                        sa.String(), default=""))
+    op.add_column("user", sa.Column("twitter", sa.String(), default=""))
 
 
 def downgrade():
-    op.drop_column('user', 'twitter')
+    op.drop_column("user", "twitter")
diff --git a/migrations/versions/661199d8768a_problem_with_the_last_upgrade.py b/migrations/versions/661199d8768a_problem_with_the_last_upgrade.py
index 1470dd04..0989a892 100644
--- a/migrations/versions/661199d8768a_problem_with_the_last_upgrade.py
+++ b/migrations/versions/661199d8768a_problem_with_the_last_upgrade.py
@@ -7,8 +7,8 @@ Create Date: 2016-02-13 11:33:14.183576
 """
 
 # revision identifiers, used by Alembic.
-revision = '661199d8768a'
-down_revision = '3f83bfe93fc'
+revision = "661199d8768a"
+down_revision = "3f83bfe93fc"
 branch_labels = None
 depends_on = None
 
@@ -17,8 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('article', sa.Column('updated_date', sa.DateTime(), nullable=True))
+    op.add_column("article", sa.Column("updated_date", sa.DateTime(), nullable=True))
 
 
 def downgrade():
-    op.drop_column('article', 'updated_date')
+    op.drop_column("article", "updated_date")
diff --git a/migrations/versions/8bf5694c0b9e_add_column_automatic_crawling_to_the_.py b/migrations/versions/8bf5694c0b9e_add_column_automatic_crawling_to_the_.py
index 5728449a..477e1376 100644
--- a/migrations/versions/8bf5694c0b9e_add_column_automatic_crawling_to_the_.py
+++ b/migrations/versions/8bf5694c0b9e_add_column_automatic_crawling_to_the_.py
@@ -7,8 +7,8 @@ Create Date: 2016-10-06 13:47:32.784711
 """
 
 # revision identifiers, used by Alembic.
-revision = '8bf5694c0b9e'
-down_revision = '5553a6c05fa7'
+revision = "8bf5694c0b9e"
+down_revision = "5553a6c05fa7"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('user', sa.Column('automatic_crawling',
-                                        sa.Boolean(), default=True))
+    op.add_column("user", sa.Column("automatic_crawling", sa.Boolean(), default=True))
 
 
 def downgrade():
-    op.drop_column('user', 'automatic_crawling')
+    op.drop_column("user", "automatic_crawling")
diff --git a/migrations/versions/957d4c5b8ac9_add_column_is_public_profile_to_the_.py b/migrations/versions/957d4c5b8ac9_add_column_is_public_profile_to_the_.py
index 4e967121..d5c03c8a 100644
--- a/migrations/versions/957d4c5b8ac9_add_column_is_public_profile_to_the_.py
+++ b/migrations/versions/957d4c5b8ac9_add_column_is_public_profile_to_the_.py
@@ -7,8 +7,8 @@ Create Date: 2016-09-20 14:35:31.302555
 """
 
 # revision identifiers, used by Alembic.
-revision = '957d4c5b8ac9'
-down_revision = '2472eddbf44b'
+revision = "957d4c5b8ac9"
+down_revision = "2472eddbf44b"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('user', sa.Column('is_public_profile',
-                                        sa.Boolean(), default=False))
+    op.add_column("user", sa.Column("is_public_profile", sa.Boolean(), default=False))
 
 
 def downgrade():
-    op.drop_column('user', 'is_public_profile')
+    op.drop_column("user", "is_public_profile")
diff --git a/migrations/versions/ac35c979311a_removed_activation_key_from_the_user_.py b/migrations/versions/ac35c979311a_removed_activation_key_from_the_user_.py
index 446f9d2f..644720b2 100644
--- a/migrations/versions/ac35c979311a_removed_activation_key_from_the_user_.py
+++ b/migrations/versions/ac35c979311a_removed_activation_key_from_the_user_.py
@@ -7,8 +7,8 @@ Create Date: 2016-02-18 08:54:43.786641
 """
 
 # revision identifiers, used by Alembic.
-revision = 'ac35c979311a'
-down_revision = '661199d8768a'
+revision = "ac35c979311a"
+down_revision = "661199d8768a"
 branch_labels = None
 depends_on = None
 
@@ -17,11 +17,12 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.drop_column('user', 'activation_key')
-    op.add_column('user', sa.Column('enabled', sa.Boolean(), default=False))
+    op.drop_column("user", "activation_key")
+    op.add_column("user", sa.Column("enabled", sa.Boolean(), default=False))
 
 
 def downgrade():
-    op.drop_column('user', 'enabled')
-    op.add_column('user', sa.Column('activation_key', sa.String(),
-                                        nullable=False, default=''))
+    op.drop_column("user", "enabled")
+    op.add_column(
+        "user", sa.Column("activation_key", sa.String(), nullable=False, default="")
+    )
diff --git a/migrations/versions/b329a1a7366f_add_new_tables_for_the_bookmarks_and_.py b/migrations/versions/b329a1a7366f_add_new_tables_for_the_bookmarks_and_.py
index 8f2b015c..20c760e9 100644
--- a/migrations/versions/b329a1a7366f_add_new_tables_for_the_bookmarks_and_.py
+++ b/migrations/versions/b329a1a7366f_add_new_tables_for_the_bookmarks_and_.py
@@ -7,8 +7,8 @@ Create Date: 2017-05-23 21:42:37.636307
 """
 
 # revision identifiers, used by Alembic.
-revision = 'b329a1a7366f'
-down_revision = '2c5cc05216fa'
+revision = "b329a1a7366f"
+down_revision = "2c5cc05216fa"
 branch_labels = None
 depends_on = None
 
@@ -18,48 +18,47 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.drop_table('tag')
-    op.create_table('article_tag',
-            sa.Column('text', sa.String(), nullable=False),
-            sa.Column('article_id', sa.Integer(), nullable=False),
-            sa.ForeignKeyConstraint(['article_id'], ['article.id'],
-                                    ondelete='CASCADE'),
-            sa.PrimaryKeyConstraint('text', 'article_id')
+    op.drop_table("tag")
+    op.create_table(
+        "article_tag",
+        sa.Column("text", sa.String(), nullable=False),
+        sa.Column("article_id", sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(["article_id"], ["article.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("text", "article_id"),
     )
-    op.create_table('bookmark',
-            sa.Column('id', sa.Integer(), nullable=False),
-            sa.Column('href', sa.String(), default=""),
-            sa.Column('title', sa.String(), default=""),
-            sa.Column('description', sa.String(), default=""),
-            sa.Column('shared', sa.Boolean(), default=False),
-            sa.Column('to_read', sa.Boolean(), default=False),
-            sa.Column('time', sa.DateTime(), default=datetime.utcnow),
-            sa.Column('user_id', sa.Integer(), nullable=False),
-            sa.ForeignKeyConstraint(['user_id'], ['user.id'],
-                                    ondelete='CASCADE'),
-            sa.PrimaryKeyConstraint('id')
+    op.create_table(
+        "bookmark",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("href", sa.String(), default=""),
+        sa.Column("title", sa.String(), default=""),
+        sa.Column("description", sa.String(), default=""),
+        sa.Column("shared", sa.Boolean(), default=False),
+        sa.Column("to_read", sa.Boolean(), default=False),
+        sa.Column("time", sa.DateTime(), default=datetime.utcnow),
+        sa.Column("user_id", sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(["user_id"], ["user.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("id"),
     )
-    op.create_table('bookmark_tag',
-            sa.Column('id', sa.Integer(), nullable=False),
-            sa.Column('text', sa.String(), nullable=False),
-            sa.Column('user_id', sa.Integer(), nullable=False),
-            sa.Column('bookmark_id', sa.Integer(), nullable=False),
-            sa.ForeignKeyConstraint(['bookmark_id'], ['bookmark.id'],
-                                    ondelete='CASCADE'),
-            sa.ForeignKeyConstraint(['user_id'], ['user.id'],
-                                    ondelete='CASCADE'),
-            sa.PrimaryKeyConstraint('id')
+    op.create_table(
+        "bookmark_tag",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("text", sa.String(), nullable=False),
+        sa.Column("user_id", sa.Integer(), nullable=False),
+        sa.Column("bookmark_id", sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(["bookmark_id"], ["bookmark.id"], ondelete="CASCADE"),
+        sa.ForeignKeyConstraint(["user_id"], ["user.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("id"),
     )
 
 
 def downgrade():
-    op.drop_table('article_tag')
-    op.drop_table('bookmark_tag')
-    op.drop_table('bookmark')
-    op.create_table('tag',
-            sa.Column('text', sa.String(), nullable=False),
-            sa.Column('article_id', sa.Integer(), nullable=False),
-            sa.ForeignKeyConstraint(['article_id'], ['article.id'],
-                                    ondelete='CASCADE'),
-            sa.PrimaryKeyConstraint('text', 'article_id')
+    op.drop_table("article_tag")
+    op.drop_table("bookmark_tag")
+    op.drop_table("bookmark")
+    op.create_table(
+        "tag",
+        sa.Column("text", sa.String(), nullable=False),
+        sa.Column("article_id", sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(["article_id"], ["article.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("text", "article_id"),
     )
diff --git a/migrations/versions/bdd38bd755cb_remove_email_attribute_from_users_.py b/migrations/versions/bdd38bd755cb_remove_email_attribute_from_users_.py
index a4d24ff5..47ffb371 100644
--- a/migrations/versions/bdd38bd755cb_remove_email_attribute_from_users_.py
+++ b/migrations/versions/bdd38bd755cb_remove_email_attribute_from_users_.py
@@ -7,8 +7,8 @@ Create Date: 2018-04-04 23:26:52.517804
 """
 
 # revision identifiers, used by Alembic.
-revision = 'bdd38bd755cb'
-down_revision = 'b329a1a7366f'
+revision = "bdd38bd755cb"
+down_revision = "b329a1a7366f"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.drop_column('user', 'email')
+    op.drop_column("user", "email")
 
 
 def downgrade():
-    op.add_column('user', sa.Column('email', sa.String(254), unique=True,
-                                    index=True))
+    op.add_column("user", sa.Column("email", sa.String(254), unique=True, index=True))
diff --git a/migrations/versions/be2b8b6f33dd_add_column_private_to_the_feeds_table.py b/migrations/versions/be2b8b6f33dd_add_column_private_to_the_feeds_table.py
index c41aa12a..15244b09 100644
--- a/migrations/versions/be2b8b6f33dd_add_column_private_to_the_feeds_table.py
+++ b/migrations/versions/be2b8b6f33dd_add_column_private_to_the_feeds_table.py
@@ -7,8 +7,8 @@ Create Date: 2016-10-24 13:28:55.964803
 """
 
 # revision identifiers, used by Alembic.
-revision = 'be2b8b6f33dd'
-down_revision = 'fa10b0bdd045'
+revision = "be2b8b6f33dd"
+down_revision = "fa10b0bdd045"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('feed', sa.Column('private',
-                                        sa.Boolean(), default=False))
+    op.add_column("feed", sa.Column("private", sa.Boolean(), default=False))
 
 
 def downgrade():
-    op.drop_column('feed', 'private')
+    op.drop_column("feed", "private")
diff --git a/migrations/versions/cde34831ea_adding_feed_and_user_attributes_for_.py b/migrations/versions/cde34831ea_adding_feed_and_user_attributes_for_.py
index 639e3988..08969d98 100644
--- a/migrations/versions/cde34831ea_adding_feed_and_user_attributes_for_.py
+++ b/migrations/versions/cde34831ea_adding_feed_and_user_attributes_for_.py
@@ -7,8 +7,8 @@ Create Date: 2015-03-04 22:59:44.665979
 """
 
 # revision identifiers, used by Alembic.
-revision = 'cde34831ea'
-down_revision = '1b750a389c22'
+revision = "cde34831ea"
+down_revision = "1b750a389c22"
 import conf
 from datetime import datetime
 
@@ -19,26 +19,47 @@ import sqlalchemy as sa
 def upgrade():
     unix_start = datetime(1970, 1, 1)
     # commands auto generated by Alembic - please adjust! ###
-    op.add_column('feed', sa.Column('error_count', sa.Integer(), nullable=True,
-            default=0, server_default="0"))
-    op.add_column('feed', sa.Column('last_error', sa.String(), nullable=True))
-    op.add_column('feed', sa.Column('last_modified', sa.DateTime(),
-            nullable=True, default=unix_start, server_default=str(unix_start)))
-    op.add_column('feed', sa.Column('last_retrieved', sa.DateTime(),
-            nullable=True, default=unix_start, server_default=str(unix_start)))
-    op.add_column('feed', sa.Column('etag', sa.String(), nullable=True))
-    op.add_column('user', sa.Column('refresh_rate', sa.Integer(),
-            nullable=True, default=60))
+    op.add_column(
+        "feed",
+        sa.Column(
+            "error_count", sa.Integer(), nullable=True, default=0, server_default="0"
+        ),
+    )
+    op.add_column("feed", sa.Column("last_error", sa.String(), nullable=True))
+    op.add_column(
+        "feed",
+        sa.Column(
+            "last_modified",
+            sa.DateTime(),
+            nullable=True,
+            default=unix_start,
+            server_default=str(unix_start),
+        ),
+    )
+    op.add_column(
+        "feed",
+        sa.Column(
+            "last_retrieved",
+            sa.DateTime(),
+            nullable=True,
+            default=unix_start,
+            server_default=str(unix_start),
+        ),
+    )
+    op.add_column("feed", sa.Column("etag", sa.String(), nullable=True))
+    op.add_column(
+        "user", sa.Column("refresh_rate", sa.Integer(), nullable=True, default=60)
+    )
     # end Alembic commands ###
 
 
 def downgrade():
     # commands auto generated by Alembic - please adjust! ###
-    if 'sqlite' not in conf.SQLALCHEMY_DATABASE_URI:
-        op.drop_column('user', 'refresh_rate')
-        op.drop_column('feed', 'last_modified')
-        op.drop_column('feed', 'last_error')
-        op.drop_column('feed', 'error_count')
-        op.drop_column('feed', 'last_retrieved')
-        op.drop_column('feed', 'etag')
+    if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
+        op.drop_column("user", "refresh_rate")
+        op.drop_column("feed", "last_modified")
+        op.drop_column("feed", "last_error")
+        op.drop_column("feed", "error_count")
+        op.drop_column("feed", "last_retrieved")
+        op.drop_column("feed", "etag")
     # end Alembic commands ###
diff --git a/migrations/versions/f700c4237e9d_remove_refresh_rate_column_from_the_.py b/migrations/versions/f700c4237e9d_remove_refresh_rate_column_from_the_.py
index aca0d1ba..c69e5fe8 100644
--- a/migrations/versions/f700c4237e9d_remove_refresh_rate_column_from_the_.py
+++ b/migrations/versions/f700c4237e9d_remove_refresh_rate_column_from_the_.py
@@ -7,8 +7,8 @@ Create Date: 2016-10-05 08:47:51.384069
 """
 
 # revision identifiers, used by Alembic.
-revision = 'f700c4237e9d'
-down_revision = '16f8fc3cf0cc'
+revision = "f700c4237e9d"
+down_revision = "16f8fc3cf0cc"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.drop_column('user', 'refresh_rate')
+    op.drop_column("user", "refresh_rate")
 
 
 def downgrade():
-    op.add_column('user', sa.Column('refresh_rate', sa.Integer(),
-                  default=60))
+    op.add_column("user", sa.Column("refresh_rate", sa.Integer(), default=60))
diff --git a/migrations/versions/fa10b0bdd045_add_bio_column_to_user_table.py b/migrations/versions/fa10b0bdd045_add_bio_column_to_user_table.py
index 2d839626..80ee71fc 100644
--- a/migrations/versions/fa10b0bdd045_add_bio_column_to_user_table.py
+++ b/migrations/versions/fa10b0bdd045_add_bio_column_to_user_table.py
@@ -7,8 +7,8 @@ Create Date: 2016-10-07 10:43:04.428178
 """
 
 # revision identifiers, used by Alembic.
-revision = 'fa10b0bdd045'
-down_revision = '8bf5694c0b9e'
+revision = "fa10b0bdd045"
+down_revision = "8bf5694c0b9e"
 branch_labels = None
 depends_on = None
 
@@ -17,9 +17,8 @@ import sqlalchemy as sa
 
 
 def upgrade():
-    op.add_column('user', sa.Column('bio',
-                                        sa.String(5000), default=""))
+    op.add_column("user", sa.Column("bio", sa.String(5000), default=""))
 
 
 def downgrade():
-    op.drop_column('user', 'bio')
+    op.drop_column("user", "bio")
diff --git a/newspipe/bootstrap.py b/newspipe/bootstrap.py
index 1fd1ab04..0d140fae 100644
--- a/newspipe/bootstrap.py
+++ b/newspipe/bootstrap.py
@@ -62,7 +62,7 @@ else:
 # application.config["SERVER_NAME"] = domain
 # application.config["PREFERRED_URL_SCHEME"] = scheme
 
-set_logging(application.config['LOG_PATH'])
+set_logging(application.config["LOG_PATH"])
 
 db = SQLAlchemy(application)
 
diff --git a/newspipe/controllers/feed.py b/newspipe/controllers/feed.py
index 798efa6e..73f852a8 100644
--- a/newspipe/controllers/feed.py
+++ b/newspipe/controllers/feed.py
@@ -10,7 +10,7 @@ from newspipe.lib.utils import clear_string
 
 logger = logging.getLogger(__name__)
 DEFAULT_LIMIT = 5
-DEFAULT_MAX_ERROR = application.config['DEFAULT_MAX_ERROR']
+DEFAULT_MAX_ERROR = application.config["DEFAULT_MAX_ERROR"]
 
 
 class FeedController(AbstractController):
diff --git a/newspipe/crawler/default_crawler.py b/newspipe/crawler/default_crawler.py
index 9296e5e4..c12aad0d 100644
--- a/newspipe/crawler/default_crawler.py
+++ b/newspipe/crawler/default_crawler.py
@@ -40,7 +40,11 @@ from newspipe.models import User
 from newspipe.controllers import FeedController, ArticleController
 from newspipe.lib.utils import newspipe_get
 from newspipe.lib.feed_utils import construct_feed_from, is_parsing_ok
-from newspipe.lib.article_utils import construct_article, extract_id, get_article_content
+from newspipe.lib.article_utils import (
+    construct_article,
+    extract_id,
+    get_article_content,
+)
 
 logger = logging.getLogger(__name__)
 
@@ -163,9 +167,9 @@ async def retrieve_feed(queue, users, feed_id=None):
         if feed_id is not None:
             filters["id"] = feed_id
         filters["enabled"] = True
-        filters["error_count__lt"] = application.config['DEFAULT_MAX_ERROR']
+        filters["error_count__lt"] = application.config["DEFAULT_MAX_ERROR"]
         filters["last_retrieved__lt"] = datetime.now() - timedelta(
-            minutes=application.config['FEED_REFRESH_INTERVAL']
+            minutes=application.config["FEED_REFRESH_INTERVAL"]
         )
         feeds = FeedController().read(**filters).all()
 
diff --git a/newspipe/lib/article_utils.py b/newspipe/lib/article_utils.py
index 77cea397..5152f008 100644
--- a/newspipe/lib/article_utils.py
+++ b/newspipe/lib/article_utils.py
@@ -77,7 +77,12 @@ def get_article_content(entry):
 async def get_article_details(entry, fetch=True):
     article_link = entry.get("link")
     article_title = html.unescape(entry.get("title", ""))
-    if fetch and application.config['CRAWLER_RESOLV'] and article_link or not article_title:
+    if (
+        fetch
+        and application.config["CRAWLER_RESOLV"]
+        and article_link
+        or not article_title
+    ):
         try:
             # resolves URL behind proxies (like feedproxy.google.com)
             response = await newspipe_get(article_link, timeout=5)
diff --git a/newspipe/lib/feed_utils.py b/newspipe/lib/feed_utils.py
index a4c6c275..55cb6205 100644
--- a/newspipe/lib/feed_utils.py
+++ b/newspipe/lib/feed_utils.py
@@ -39,7 +39,10 @@ def escape_keys(*keys):
 
 @escape_keys("title", "description")
 def construct_feed_from(url=None, fp_parsed=None, feed=None, query_site=True):
-    requests_kwargs = {"headers": {"User-Agent": application.config['CRAWLER_USER_AGENT']}, "verify": False}
+    requests_kwargs = {
+        "headers": {"User-Agent": application.config["CRAWLER_USER_AGENT"]},
+        "verify": False,
+    }
     if url is None and fp_parsed is not None:
         url = fp_parsed.get("url")
     if url is not None and fp_parsed is None:
diff --git a/newspipe/lib/misc_utils.py b/newspipe/lib/misc_utils.py
index b1ccd075..cfe2b093 100755
--- a/newspipe/lib/misc_utils.py
+++ b/newspipe/lib/misc_utils.py
@@ -101,7 +101,7 @@ def fetch(id, feed_id=None):
     """
     cmd = [
         sys.executable,
-        application.config['BASE_DIR'] + "/manager.py",
+        application.config["BASE_DIR"] + "/manager.py",
         "fetch_asyncio",
         "--user_id=" + str(id),
     ]
@@ -154,7 +154,7 @@ def load_stop_words():
     Load the stop words and return them in a list.
     """
     stop_words_lists = glob.glob(
-        os.path.join(application.config['BASE_DIR'], "web/var/stop_words/*.txt")
+        os.path.join(application.config["BASE_DIR"], "web/var/stop_words/*.txt")
     )
     stop_words = []
 
diff --git a/newspipe/lib/utils.py b/newspipe/lib/utils.py
index 958c9f23..67ced60d 100644
--- a/newspipe/lib/utils.py
+++ b/newspipe/lib/utils.py
@@ -93,8 +93,8 @@ async def newspipe_get(url, **kwargs):
     request_kwargs = {
         "verify": False,
         "allow_redirects": True,
-        "timeout": application.config['CRAWLER_TIMEOUT'],
-        "headers": {"User-Agent": application.config['CRAWLER_USER_AGENT']},
+        "timeout": application.config["CRAWLER_TIMEOUT"],
+        "headers": {"User-Agent": application.config["CRAWLER_USER_AGENT"]},
     }
     request_kwargs.update(kwargs)
     return requests.get(url, **request_kwargs)
diff --git a/newspipe/notifications/emails.py b/newspipe/notifications/emails.py
index 9738ae95..8093b655 100644
--- a/newspipe/notifications/emails.py
+++ b/newspipe/notifications/emails.py
@@ -33,8 +33,11 @@ logger = logging.getLogger(__name__)
 @async_maker
 def send_async_email(mfrom, mto, msg):
     try:
-        s = smtplib.SMTP(application.config['NOTIFICATION_HOST'])
-        s.login(application.config['NOTIFICATION_USERNAME'], application.config['NOTIFICATION_PASSWORD'])
+        s = smtplib.SMTP(application.config["NOTIFICATION_HOST"])
+        s.login(
+            application.config["NOTIFICATION_USERNAME"],
+            application.config["NOTIFICATION_PASSWORD"],
+        )
     except Exception:
         logger.exception("send_async_email raised:")
     else:
@@ -56,7 +59,7 @@ def send_smtp(to="", bcc="", subject="", plaintext="", html=""):
     # Create message container - the correct MIME type is multipart/alternative.
     msg = MIMEMultipart("alternative")
     msg["Subject"] = subject
-    msg["From"] = application.config['NOTIFICATION_EMAIL']
+    msg["From"] = application.config["NOTIFICATION_EMAIL"]
     msg["To"] = to
     msg["BCC"] = bcc
 
@@ -71,12 +74,17 @@ def send_smtp(to="", bcc="", subject="", plaintext="", html=""):
     msg.attach(part2)
 
     try:
-        s = smtplib.SMTP(application.config['NOTIFICATION_HOST'])
-        s.login(application.config['NOTIFICATION_USERNAME'], application.config['NOTIFICATION_PASSWORD'])
+        s = smtplib.SMTP(application.config["NOTIFICATION_HOST"])
+        s.login(
+            application.config["NOTIFICATION_USERNAME"],
+            application.config["NOTIFICATION_PASSWORD"],
+        )
     except Exception:
         logger.exception("send_smtp raised:")
     else:
         s.sendmail(
-            application.config['NOTIFICATION_EMAIL'], msg["To"] + ", " + msg["BCC"], msg.as_string()
+            application.config["NOTIFICATION_EMAIL"],
+            msg["To"] + ", " + msg["BCC"],
+            msg.as_string(),
         )
         s.quit()
diff --git a/newspipe/notifications/notifications.py b/newspipe/notifications/notifications.py
index 71ab0cf8..f5421e59 100644
--- a/newspipe/notifications/notifications.py
+++ b/newspipe/notifications/notifications.py
@@ -33,20 +33,20 @@ def new_account_notification(user, email):
     """
     token = generate_confirmation_token(user.nickname)
     expire_time = datetime.datetime.now() + datetime.timedelta(
-        seconds=application.config['TOKEN_VALIDITY_PERIOD']
+        seconds=application.config["TOKEN_VALIDITY_PERIOD"]
     )
 
     plaintext = render_template(
         "emails/account_activation.txt",
         user=user,
-        platform_url=application.config['PLATFORM_URL'],
+        platform_url=application.config["PLATFORM_URL"],
         token=token,
         expire_time=expire_time,
     )
 
     emails.send(
         to=email,
-        bcc=application.config['NOTIFICATION_EMAIL'],
+        bcc=application.config["NOTIFICATION_EMAIL"],
         subject="[Newspipe] Account creation",
         plaintext=plaintext,
     )
@@ -59,7 +59,7 @@ def new_password_notification(user, password):
     plaintext = render_template("emails/new_password.txt", user=user, password=password)
     emails.send(
         to=user.email,
-        bcc=application.config['NOTIFICATION_EMAIL'],
+        bcc=application.config["NOTIFICATION_EMAIL"],
         subject="[Newspipe] New password",
         plaintext=plaintext,
     )
diff --git a/newspipe/web/__init__.py b/newspipe/web/__init__.py
index 16d84cc5..9cd78b88 100644
--- a/newspipe/web/__init__.py
+++ b/newspipe/web/__init__.py
@@ -12,11 +12,9 @@ BASE_DIR = os.path.abspath(os.path.dirname(__file__))
 
 __version__ = (
     os.environ.get("PKGVER")
-    or subprocess.run(["git",
-                       "-C",
-                       BASE_DIR,
-                       "describe",
-                       "--tags"], stdout=subprocess.PIPE)
+    or subprocess.run(
+        ["git", "-C", BASE_DIR, "describe", "--tags"], stdout=subprocess.PIPE
+    )
     .stdout.decode()
     .strip()
 )
diff --git a/newspipe/web/lib/user_utils.py b/newspipe/web/lib/user_utils.py
index 95b436a9..22cf3b6a 100644
--- a/newspipe/web/lib/user_utils.py
+++ b/newspipe/web/lib/user_utils.py
@@ -14,7 +14,7 @@ def confirm_token(token):
         nickname = serializer.loads(
             token,
             salt=application.config["SECURITY_PASSWORD_SALT"],
-            max_age=application.config['TOKEN_VALIDITY_PERIOD'],
+            max_age=application.config["TOKEN_VALIDITY_PERIOD"],
         )
     except:
         return False
diff --git a/newspipe/web/views/api/v2/article.py b/newspipe/web/views/api/v2/article.py
index 1dbf23b2..b35d2635 100644
--- a/newspipe/web/views/api/v2/article.py
+++ b/newspipe/web/views/api/v2/article.py
@@ -49,7 +49,7 @@ class ArticlesChallenge(PyAggAbstractResource):
         return result or None, 200 if result else 204
 
 
-api = Api(current_app, prefix=application.config['API_ROOT'])
+api = Api(current_app, prefix=application.config["API_ROOT"])
 
 api.add_resource(ArticleNewAPI, "/article", endpoint="article_new.json")
 api.add_resource(ArticleAPI, "/article/<int:obj_id>", endpoint="article.json")
diff --git a/newspipe/web/views/api/v2/category.py b/newspipe/web/views/api/v2/category.py
index 5f7ef354..697a283f 100644
--- a/newspipe/web/views/api/v2/category.py
+++ b/newspipe/web/views/api/v2/category.py
@@ -22,7 +22,7 @@ class CategoriesAPI(PyAggResourceMulti):
     controller_cls = CategoryController
 
 
-api = Api(current_app, prefix=application.config['API_ROOT'])
+api = Api(current_app, prefix=application.config["API_ROOT"])
 api.add_resource(CategoryNewAPI, "/category", endpoint="category_new.json")
 api.add_resource(CategoryAPI, "/category/<int:obj_id>", endpoint="category.json")
 api.add_resource(CategoriesAPI, "/categories", endpoint="categories.json")
diff --git a/newspipe/web/views/api/v2/feed.py b/newspipe/web/views/api/v2/feed.py
index 1081ed8c..eaccd24a 100644
--- a/newspipe/web/views/api/v2/feed.py
+++ b/newspipe/web/views/api/v2/feed.py
@@ -39,7 +39,7 @@ class FetchableFeedAPI(PyAggAbstractResource):
         return result or None, 200 if result else 204
 
 
-api = Api(current_app, prefix=application.config['API_ROOT'])
+api = Api(current_app, prefix=application.config["API_ROOT"])
 
 api.add_resource(FeedNewAPI, "/feed", endpoint="feed_new.json")
 api.add_resource(FeedAPI, "/feed/<int:obj_id>", endpoint="feed.json")
diff --git a/newspipe/web/views/feed.py b/newspipe/web/views/feed.py
index 0be30668..ec69e301 100644
--- a/newspipe/web/views/feed.py
+++ b/newspipe/web/views/feed.py
@@ -179,7 +179,7 @@ def bookmarklet():
         )
     feed = feed_contr.create(**feed)
     flash(gettext("Feed was successfully created."), "success")
-    if feed.enabled and application.confg['CRAWLING_METHOD'] == "default":
+    if feed.enabled and application.confg["CRAWLING_METHOD"] == "default":
         misc_utils.fetch(current_user.id, feed.id)
         flash(gettext("Downloading articles for the new feed..."), "info")
     return redirect(url_for("feed.form", feed_id=feed.id))
@@ -286,7 +286,7 @@ def process_form(feed_id=None):
         "success",
     )
 
-    if application.confg['CRAWLING_METHOD'] == "default":
+    if application.confg["CRAWLING_METHOD"] == "default":
         misc_utils.fetch(current_user.id, new_feed.id)
         flash(gettext("Downloading articles for the new feed..."), "info")
 
@@ -335,7 +335,7 @@ def export():
     if not include_private:
         filter["private"] = False
     if not include_exceeded_error_count:
-        filter["error_count__lt"] = application.confg['DEFAULT_MAX_ERROR']
+        filter["error_count__lt"] = application.confg["DEFAULT_MAX_ERROR"]
 
     user = UserController(current_user.id).get(id=current_user.id)
     feeds = FeedController(current_user.id).read(**filter)
diff --git a/newspipe/web/views/home.py b/newspipe/web/views/home.py
index 66ce87ea..0fe09b17 100644
--- a/newspipe/web/views/home.py
+++ b/newspipe/web/views/home.py
@@ -181,7 +181,7 @@ def fetch(feed_id=None):
     Triggers the download of news.
     News are downloaded in a separated process.
     """
-    if application.config['CRAWLING_METHOD'] == "default" and current_user.is_admin:
+    if application.config["CRAWLING_METHOD"] == "default" and current_user.is_admin:
         misc_utils.fetch(current_user.id, feed_id)
         flash(gettext("Downloading articles..."), "info")
     else:
diff --git a/newspipe/web/views/session_mgmt.py b/newspipe/web/views/session_mgmt.py
index 9bdb89cb..80f505c6 100644
--- a/newspipe/web/views/session_mgmt.py
+++ b/newspipe/web/views/session_mgmt.py
@@ -99,7 +99,7 @@ def logout():
 
 @current_app.route("/signup", methods=["GET", "POST"])
 def signup():
-    if not application.config['SELF_REGISTRATION']:
+    if not application.config["SELF_REGISTRATION"]:
         flash(gettext("Self-registration is disabled."), "warning")
         return redirect(url_for("home"))
     if current_user.is_authenticated:
diff --git a/newspipe/web/views/user.py b/newspipe/web/views/user.py
index 39eefb4c..78002660 100644
--- a/newspipe/web/views/user.py
+++ b/newspipe/web/views/user.py
@@ -115,7 +115,7 @@ def management():
             else:
                 try:
                     nb = import_opml(current_user.nickname, data.read())
-                    if application.config['CRAWLING_METHOD'] == "classic":
+                    if application.config["CRAWLING_METHOD"] == "classic":
                         misc_utils.fetch(current_user.id, None)
                         flash(str(nb) + "  " + gettext("feeds imported."), "success")
                         flash(gettext("Downloading articles..."), "info")
diff --git a/newspipe/web/views/views.py b/newspipe/web/views/views.py
index 6aa6ce54..e3a5091f 100644
--- a/newspipe/web/views/views.py
+++ b/newspipe/web/views/views.py
@@ -24,7 +24,7 @@ def authentication_required(error):
 
 @current_app.errorhandler(403)
 def authentication_failed(error):
-    if application.conf['API_ROOT'] in request.url:
+    if application.conf["API_ROOT"] in request.url:
         return error
     flash(gettext("Forbidden."), "danger")
     return redirect(url_for("login"))
@@ -70,7 +70,7 @@ def popular():
     filters = {}
     filters["created_date__gt"] = not_added_before
     filters["private"] = False
-    filters["error_count__lt"] = application.config['DEFAULT_MAX_ERROR']
+    filters["error_count__lt"] = application.config["DEFAULT_MAX_ERROR"]
     feeds = FeedController().count_by_link(**filters)
     sorted_feeds = sorted(list(feeds.items()), key=operator.itemgetter(1), reverse=True)
     return render_template("popular.html", popular=sorted_feeds)
@@ -79,7 +79,7 @@ def popular():
 @current_app.route("/about", methods=["GET"])
 @etag_match
 def about():
-    return render_template("about.html", contact=application.config['ADMIN_EMAIL'])
+    return render_template("about.html", contact=application.config["ADMIN_EMAIL"])
 
 
 @current_app.route("/about/more", methods=["GET"])
@@ -88,9 +88,7 @@ def about_more():
     version = __version__.split("-")
     if len(version) == 1:
         newspipe_version = version[0]
-        version_url = "https://git.sr.ht/~cedric/newspipe/refs/{}".format(
-            version[0]
-        )
+        version_url = "https://git.sr.ht/~cedric/newspipe/refs/{}".format(version[0])
     else:
         newspipe_version = "{} - {}".format(version[0], version[2][1:])
         version_url = "https://git.sr.ht/~cedric/newspipe/commit/{}".format(
@@ -101,7 +99,9 @@ def about_more():
         "about_more.html",
         newspipe_version=newspipe_version,
         version_url=version_url,
-        registration=[application.config['SELF_REGISTRATION'] and "Open" or "Closed"][0],
+        registration=[application.config["SELF_REGISTRATION"] and "Open" or "Closed"][
+            0
+        ],
         python_version="{}.{}.{}".format(*sys.version_info[:3]),
         nb_users=UserController().read().count(),
     )
diff --git a/runserver.py b/runserver.py
index 20c712a4..6844aa85 100755
--- a/runserver.py
+++ b/runserver.py
@@ -62,7 +62,7 @@ with application.app_context():
 
 if __name__ == "__main__":
     application.run(
-        host=application.config['HOST'],
-        port=application.config['PORT'],
-        debug=application.config['DEBUG']
+        host=application.config["HOST"],
+        port=application.config["PORT"],
+        debug=application.config["DEBUG"],
     )