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How to Convert a SQLAlchemy Row Object to a Python Dictionary?

Susan Sarandon
Release: 2024-11-11 19:59:03
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How to Convert a SQLAlchemy Row Object to a Python Dictionary?

Converting SQLAlchemy Row Object to a Python Dictionary

In SQLAlchemy, accessing the values of a row object can be challenging. To simplify this process, you may encounter the question: is there a convenient way to iterate over column name and value pairs?

In older versions of SQLAlchemy (such as 0.5.6), attempting to convert a row object to a dictionary using dict(row) may result in errors. However, using the __dict__ attribute of a SQLAlchemy object provides an alternative solution.

Example:

for u in session.query(User).all():
    print(u.__dict__)
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This code snippet will output a dictionary containing the column names and values for each User object in the query results. The __dict__ attribute accesses the internal dictionary representation of the object, which includes the object's properties and their associated values.

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