[英]How to pass dynamic amount of optional parameters to Python function
I have a function that is being used with 2 optional parameters offset and limit : 我有一个正在与2个可选参数offset和limit一起使用的函数:
query = db.engine.execute(sql, offset=pagination.offset, limit=pagination.limit)
Is there a way I can pass it a list of dynamic parameters? 有什么方法可以向我传递动态参数列表吗? Something like this:
像这样:
db.engine.execute(sql, param_obj)
You can build the optional parameters as a dict
and pass it to the function 您可以将可选参数构建为
dict
并将其传递给函数
param_obj = dict(offset=pagination.offset, limit=pagination.limit)
db.engine.execute(sql, **param_obj)
Or if you really want to pass the optional paraemters as list, you can, but care should be taken to ensure the order of parameters being passed 或者,如果您确实希望将可选参数作为列表传递,则可以,但是应注意确保传递参数的顺序
param_obj = [pagination.offset, pagination.limit]
db.engine.execute(sql, *param_obj)
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