Module Import alias Import alias Import alias Import alias Import alias Assign NameStore Call AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr Str keyword NameLoad Expr Call AttributeLoad NameLoad attr Str keyword NameLoad Assign NameStore Call AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr AttributeLoad NameLoad attr Assign NameStore Call AttributeLoad NameLoad attr AttributeLoad NameLoad attr Assign NameStore Call AttributeLoad NameLoad attr keyword Str Assign NameStore Call AttributeLoad NameLoad attr TryExcept body Expr Call AttributeLoad NameLoad attr Str Expr Call AttributeLoad NameLoad attr Num handlers ExceptHandler type AttributeLoad NameLoad attr body Expr Call AttributeLoad NameLoad attr ExceptHandler body Raise Expr Call AttributeLoad NameLoad attr Str Expr Call AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr
N/A N/A sys N/A psycopg2 N/A json N/A argparse N/A os N/A parser N/A N/A argparse ArgumentParser N/A N/A N/A parser add_argument --uid type int N/A N/A N/A parser add_argument --gid type int N/A arguments N/A N/A parser parse_args N/A N/A N/A os setgid N/A arguments gid N/A N/A N/A os setuid N/A arguments uid N/A data N/A N/A json load N/A sys stdin N/A db N/A N/A psycopg2 connect database critic N/A cursor N/A N/A db cursor N/A N/A N/A N/A N/A cursor execute SELECT from_addressed_by, to_addressed_by FROM commentchainchanges N/A N/A N/A sys exit 0 N/A N/A N/A N/A psycopg2 ProgrammingError N/A N/A N/A N/A db rollback N/A N/A N/A N/A N/A N/A cursor execute ALTER TABLE commentchainchanges
                          ADD from_addressed_by INTEGER REFERENCES commits,
                          ADD to_addressed_by INTEGER REFERENCES commits N/A N/A N/A db commit N/A N/A N/A db close