code: def upgrade():
      ### commands auto generated by Alembic - please adjust! ###
      op.create_table(
          "keyvalue",
          sa.Column("id", sa.Integer(), nullable=False),
          sa.Column("value", sa.Text(), nullable=False),
          sa.PrimaryKeyConstraint("id"),
      )
  
imports: import sqlalchemy
  from alembic import op
label_desc: Use image node_id 1 for calling a global function with example usage: upgrade() without return types