generated file: migrations/env.py

migrations/env.py

@@ -0,0 +1,53 @@
+from alembic import context
+from sqlalchemy import engine_from_config, pool
+from logging.config import fileConfig
+
+# this is the Alembic Config object, which provides access to the values within the .ini file
+config = context.config
+fileConfig(config.config_file_name)
+
+# Interpret the config file for Python logging.
+# This line sets up logging so that you can see progress as the migration proceeds.
+# fileConfig(config.config_file_name)
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+target_metadata = None
+
+# 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")
+# ...
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode."""
+    connectable = engine_from_config(
+        config.get_section(config.config_ini_section),
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+    )
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection, target_metadata=target_metadata, compare_type=True
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode."""
+    context.configure(url=config.get_main_option("sqlalchemy.url"))
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()