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"""empty message
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Revision ID: 8baf97427327
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Revises: 1e38aa77a491
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Create Date: 2024-10-18 12:57:13.831596
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = '8baf97427327'
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down_revision = '1e38aa77a491'
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branch_labels = None
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depends_on = None
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bind = op.get_context().bind
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insp = sa.inspect(bind)
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tables = insp.get_table_names()
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sqlite = bind.engine.name == 'sqlite'
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def column_exists(table_name, column_name):
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columns = insp.get_columns(table_name)
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return any(c["name"] == column_name for c in columns)
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def upgrade():
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with op.batch_alter_table('table_episodes', schema=None) as batch_op:
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if not column_exists('table_episodes', 'created_at_timestamp'):
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batch_op.add_column(sa.Column('created_at_timestamp', sa.DateTime(), nullable=True))
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if not column_exists('table_episodes', 'updated_at_timestamp'):
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batch_op.add_column(sa.Column('updated_at_timestamp', sa.DateTime(), nullable=True))
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with op.batch_alter_table('table_movies', schema=None) as batch_op:
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if not column_exists('table_movies', 'created_at_timestamp'):
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batch_op.add_column(sa.Column('created_at_timestamp', sa.DateTime(), nullable=True))
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if not column_exists('table_movies', 'updated_at_timestamp'):
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batch_op.add_column(sa.Column('updated_at_timestamp', sa.DateTime(), nullable=True))
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with op.batch_alter_table('table_shows', schema=None) as batch_op:
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if not column_exists('table_shows', 'created_at_timestamp'):
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batch_op.add_column(sa.Column('created_at_timestamp', sa.DateTime(), nullable=True))
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if not column_exists('table_shows', 'updated_at_timestamp'):
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batch_op.add_column(sa.Column('updated_at_timestamp', sa.DateTime(), nullable=True))
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def downgrade():
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pass
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