v0.1.0

migrations/README

@@ -0,0 +1 @@
+Single-database configuration for Flask.

migrations/alembic.ini

@@ -0,0 +1,50 @@
+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic,flask_migrate
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[logger_flask_migrate]
+level = INFO
+handlers =
+qualname = flask_migrate
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

migrations/env.py

@@ -0,0 +1,113 @@
+import logging
+from logging.config import fileConfig
+
+from flask import current_app
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+
+def get_engine():
+    try:
+        # this works with Flask-SQLAlchemy<3 and Alchemical
+        return current_app.extensions['migrate'].db.get_engine()
+    except (TypeError, AttributeError):
+        # this works with Flask-SQLAlchemy>=3
+        return current_app.extensions['migrate'].db.engine
+
+
+def get_engine_url():
+    try:
+        return get_engine().url.render_as_string(hide_password=False).replace(
+            '%', '%%')
+    except AttributeError:
+        return str(get_engine().url).replace('%', '%%')
+
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+config.set_main_option('sqlalchemy.url', get_engine_url())
+target_db = current_app.extensions['migrate'].db
+
+# 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 get_metadata():
+    if hasattr(target_db, 'metadatas'):
+        return target_db.metadatas[None]
+    return target_db.metadata
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url, target_metadata=get_metadata(), literal_binds=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    conf_args = current_app.extensions['migrate'].configure_args
+    if conf_args.get("process_revision_directives") is None:
+        conf_args["process_revision_directives"] = process_revision_directives
+
+    connectable = get_engine()
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection,
+            target_metadata=get_metadata(),
+            **conf_args
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

migrations/script.py.mako

@@ -0,0 +1,24 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+branch_labels = ${repr(branch_labels)}
+depends_on = ${repr(depends_on)}
+
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}

migrations/versions/05f2ef26e1a8_added_playlist_and_track_models_.py

@@ -0,0 +1,75 @@
+"""Added Playlist and Track models, relationships
+
+Revision ID: 05f2ef26e1a8
+Revises: dfcca9d99ce7
+Create Date: 2024-10-10 12:09:05.659154
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '05f2ef26e1a8'
+down_revision = 'dfcca9d99ce7'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('jellyfin_user',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=100), nullable=False),
+    sa.Column('jellyfin_user_id', sa.String(length=120), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('jellyfin_user_id'),
+    sa.UniqueConstraint('name')
+    )
+    op.create_table('playlist',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=150), nullable=False),
+    sa.Column('spotify_playlist_id', sa.String(length=120), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('spotify_playlist_id')
+    )
+    op.create_table('track',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=150), nullable=False),
+    sa.Column('spotify_track_id', sa.String(length=120), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('spotify_track_id')
+    )
+    op.create_table('playlist_tracks',
+    sa.Column('playlist_id', sa.Integer(), nullable=False),
+    sa.Column('track_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['playlist_id'], ['playlist.id'], ),
+    sa.ForeignKeyConstraint(['track_id'], ['track.id'], ),
+    sa.PrimaryKeyConstraint('playlist_id', 'track_id')
+    )
+    op.create_table('user_playlists',
+    sa.Column('user_id', sa.Integer(), nullable=False),
+    sa.Column('playlist_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['playlist_id'], ['playlist.id'], ),
+    sa.ForeignKeyConstraint(['user_id'], ['jellyfin_user.id'], ),
+    sa.PrimaryKeyConstraint('user_id', 'playlist_id')
+    )
+    op.drop_table('user')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('user',
+    sa.Column('id', sa.INTEGER(), autoincrement=True, nullable=False),
+    sa.Column('name', sa.VARCHAR(length=100), autoincrement=False, nullable=False),
+    sa.Column('email', sa.VARCHAR(length=120), autoincrement=False, nullable=False),
+    sa.PrimaryKeyConstraint('id', name='user_pkey'),
+    sa.UniqueConstraint('email', name='user_email_key')
+    )
+    op.drop_table('user_playlists')
+    op.drop_table('playlist_tracks')
+    op.drop_table('track')
+    op.drop_table('playlist')
+    op.drop_table('jellyfin_user')
+    # ### end Alembic commands ###

migrations/versions/2b8f75ed0a54_add_jellyfin_id_to_track_and_user_.py

@@ -0,0 +1,38 @@
+"""Add jellyfin_id to Track and user_playlists
+
+Revision ID: 2b8f75ed0a54
+Revises: 70b2970ce195
+Create Date: 2024-10-22 17:16:37.844073
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '2b8f75ed0a54'
+down_revision = '70b2970ce195'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.String(length=120), nullable=True))
+
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.String(length=120), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    # ### end Alembic commands ###

migrations/versions/30e948342792_add_track_order.py

@@ -0,0 +1,32 @@
+"""Add track_order
+
+Revision ID: 30e948342792
+Revises: 95f1a12a7da3
+Create Date: 2024-10-23 13:56:43.511626
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '30e948342792'
+down_revision = '95f1a12a7da3'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist_tracks', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('track_order', sa.Integer(), nullable=False))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist_tracks', schema=None) as batch_op:
+        batch_op.drop_column('track_order')
+
+    # ### end Alembic commands ###

migrations/versions/41cfd15a9050_extend_download_status.py

@@ -0,0 +1,38 @@
+"""extend download status
+
+Revision ID: 41cfd15a9050
+Revises: a1478d4d2c47
+Create Date: 2024-10-26 11:35:42.853550
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '41cfd15a9050'
+down_revision = 'a1478d4d2c47'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.alter_column('download_status',
+               existing_type=sa.VARCHAR(length=200),
+               type_=sa.String(length=2048),
+               existing_nullable=True)
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.alter_column('download_status',
+               existing_type=sa.String(length=2048),
+               type_=sa.VARCHAR(length=200),
+               existing_nullable=True)
+
+    # ### end Alembic commands ###

migrations/versions/52d71c294c8f_added_spotify_u12ri.py

@@ -0,0 +1,34 @@
+"""Added spotify_u12ri
+
+Revision ID: 52d71c294c8f
+Revises: 8843534fa7ea
+Create Date: 2024-10-10 13:38:07.247311
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '52d71c294c8f'
+down_revision = '8843534fa7ea'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('downloaded', sa.Boolean(), nullable=True))
+        batch_op.add_column(sa.Column('filesystem_path', sa.String(), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.drop_column('filesystem_path')
+        batch_op.drop_column('downloaded')
+
+    # ### end Alembic commands ###

migrations/versions/5a06403b57cf_add_jellyfin_id_to_playlists_remove_.py

@@ -0,0 +1,38 @@
+"""Add jellyfin_id to Playlists, remove jellyfin_id from user_playlists, the second again 
+
+Revision ID: 5a06403b57cf
+Revises: 6089eb604dbf
+Create Date: 2024-10-23 08:32:11.962812
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '5a06403b57cf'
+down_revision = '6089eb604dbf'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.String(length=120), nullable=True))
+
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.VARCHAR(length=120), autoincrement=False, nullable=True))
+
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    # ### end Alembic commands ###

migrations/versions/6089eb604dbf_add_jellyfin_id_to_track_and_user_.py

@@ -0,0 +1,38 @@
+"""Add jellyfin_id to Track and user_playlists, second
+
+Revision ID: 6089eb604dbf
+Revises: 7cc06fc32cc7
+Create Date: 2024-10-22 21:08:41.605515
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '6089eb604dbf'
+down_revision = '7cc06fc32cc7'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.String(length=120), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.VARCHAR(length=120), autoincrement=False, nullable=True))
+
+    # ### end Alembic commands ###

migrations/versions/70b2970ce195_add_track_count_and_tracks_available_to_.py

@@ -0,0 +1,34 @@
+"""Add track_count and tracks_available to Playlist
+
+Revision ID: 70b2970ce195
+Revises: 52d71c294c8f
+Create Date: 2024-10-10 21:37:22.419162
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '70b2970ce195'
+down_revision = '52d71c294c8f'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('track_count', sa.Integer(), nullable=True))
+        batch_op.add_column(sa.Column('tracks_available', sa.Integer(), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.drop_column('tracks_available')
+        batch_op.drop_column('track_count')
+
+    # ### end Alembic commands ###

migrations/versions/7cc06fc32cc7_add_jellyfin_id_to_playlists_remove_.py

@@ -0,0 +1,38 @@
+"""Add jellyfin_id to Playlists, remove jellyfin_id from user_playlists
+
+Revision ID: 7cc06fc32cc7
+Revises: 2b8f75ed0a54
+Create Date: 2024-10-22 17:24:39.761794
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '7cc06fc32cc7'
+down_revision = '2b8f75ed0a54'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.String(length=120), nullable=True))
+
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user_playlists', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('jellyfin_id', sa.VARCHAR(length=120), autoincrement=False, nullable=True))
+
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.drop_column('jellyfin_id')
+
+    # ### end Alembic commands ###

migrations/versions/8843534fa7ea_added_spotify_uri.py

@@ -0,0 +1,42 @@
+"""Added spotify_uri
+
+Revision ID: 8843534fa7ea
+Revises: 05f2ef26e1a8
+Create Date: 2024-10-10 13:27:34.675770
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '8843534fa7ea'
+down_revision = '05f2ef26e1a8'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('spotify_uri', sa.String(length=120), nullable=False))
+        batch_op.create_unique_constraint(None, ['spotify_uri'])
+
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('spotify_uri', sa.String(length=120), nullable=False))
+        batch_op.create_unique_constraint(None, ['spotify_uri'])
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.drop_constraint(None, type_='unique')
+        batch_op.drop_column('spotify_uri')
+
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.drop_constraint(None, type_='unique')
+        batch_op.drop_column('spotify_uri')
+
+    # ### end Alembic commands ###

migrations/versions/8fcd403f0c45_add_last_updated_and_last_changed_.py

@@ -0,0 +1,34 @@
+"""Add last_updated and last_changed fields to Playlist model
+
+Revision ID: 8fcd403f0c45
+Revises: 41cfd15a9050
+Create Date: 2024-11-21 16:09:39.875467
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '8fcd403f0c45'
+down_revision = '41cfd15a9050'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('last_updated', sa.DateTime(), nullable=True))
+        batch_op.add_column(sa.Column('last_changed', sa.DateTime(), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('playlist', schema=None) as batch_op:
+        batch_op.drop_column('last_changed')
+        batch_op.drop_column('last_updated')
+
+    # ### end Alembic commands ###

migrations/versions/95f1a12a7da3_add_is_admin.py

@@ -0,0 +1,32 @@
+"""Add is_admin 
+
+Revision ID: 95f1a12a7da3
+Revises: 5a06403b57cf
+Create Date: 2024-10-23 09:55:36.772967
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '95f1a12a7da3'
+down_revision = '5a06403b57cf'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('jellyfin_user', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('is_admin', sa.Boolean(), nullable=False))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('jellyfin_user', schema=None) as batch_op:
+        batch_op.drop_column('is_admin')
+
+    # ### end Alembic commands ###

migrations/versions/a1478d4d2c47_add_download_status.py

@@ -0,0 +1,32 @@
+"""Add download_Status
+
+Revision ID: a1478d4d2c47
+Revises: 30e948342792
+Create Date: 2024-10-25 19:37:41.898682
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'a1478d4d2c47'
+down_revision = '30e948342792'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('download_status', sa.String(length=200), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('track', schema=None) as batch_op:
+        batch_op.drop_column('download_status')
+
+    # ### end Alembic commands ###

migrations/versions/dfcca9d99ce7_initial.py

@@ -0,0 +1,34 @@
+"""Initial 
+
+Revision ID: dfcca9d99ce7
+Revises: 
+Create Date: 2024-10-08 21:18:33.666046
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'dfcca9d99ce7'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('user',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sa.String(length=100), nullable=False),
+    sa.Column('email', sa.String(length=120), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('email')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('user')
+    # ### end Alembic commands ###