object is handled as a Python str type. int64 is handled as a Python int. Note that not all Python int s can be converted to int64 types; anything larger than (2 ** 63)-1 will not convert to int64.

SQLAlchemy 2.0, released early in 2023, introduced a new API and data modeling system that plays well with Python’s type linting and data class systems. SQLAlchemy uses a two-level internal ...