PYTHON : cannot catch SQLAlchemy IntegrityError

PYTHON : cannot catch SQLAlchemy IntegrityError

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PYTHON : Strange SQLAlchemy error message: TypeError: 'dict' object does not support indexing
PYTHON : Strange SQLAlchemy error message: TypeError: 'dict' object does not support indexing
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PYTHON : Strange SQLAlchemy error message: TypeError: 'dict' object does not support indexing

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