from sqlalchemy import Column from sqlalchemy import Integer from sqlalchemy import String from sqlalchemy.ext.declarative import declarative_base Base = declarative_base() class A(Base): __tablename__ = "a" id = Column(Integer, primary_key=True) data = Column(String) x = Column(Integer) y = Column(Integer) a1 = A(data="d", x=5, y=4) # EXPECTED_MYPY: Argument "data" to "A" has incompatible type "int"; expected "Optional[str]" # noqa a2 = A(data=5) # EXPECTED_MYPY: Unexpected keyword argument "nonexistent" for "A" a3 = A(nonexistent="hi") print(a1) print(a2) print(a3)