reformat

migrations/env.py

@@ -16,14 +16,18 @@ fileConfig(config.config_file_name)
 # 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,
 # can be acquired:
 # my_important_option = config.get_main_option("my_important_option")
 # ... etc.
 
+
 def run_migrations_offline():
     """Run migrations in 'offline' mode.
 
@@ -42,6 +46,7 @@ def run_migrations_offline():
     with context.begin_transaction():
         context.run_migrations()
 
+
 def run_migrations_online():
     """Run migrations in 'online' mode.
 
@@ -50,16 +55,15 @@ def run_migrations_online():
 
     """
     engine = engine_from_config(
-                config.get_section(config.config_ini_section),
-                prefix='sqlalchemy.',
-                poolclass=pool.NullPool)
+        config.get_section(config.config_ini_section),
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+    )
 
     connection = engine.connect()
     context.configure(
-                connection=connection,
-                target_metadata=target_metadata,
-                compare_type=True
-                )
+        connection=connection, target_metadata=target_metadata, compare_type=True
+    )
 
     try:
         with context.begin_transaction():
@@ -67,8 +71,8 @@ def run_migrations_online():
     finally:
         connection.close()
 
+
 if context.is_offline_mode():
     run_migrations_offline()
 else:
     run_migrations_online()
-