‘coroutine‘ object is not iterable [How to Solve]

ValueError: [TypeError("'coroutine' object is not iterable"), TypeError('vars() argument must have __dict__ attribute')]

In fastapi, uvloop uses asynchronous function
to use asynchronism. ‘coroutine’ object is not Iterable error
originally found that asynchronous code was called in synchronous function.

Please add async, await to the external function

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