FIX: Setting autocommit as False by default & add rollback on connection close

[jahnvi480]

Work Item / Issue Reference

AB#38059

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Summary

This pull request updates the default behavior of the autocommit setting in the MSSQL Python library, changing it from True to False. It also includes minor adjustments to tests and imports to reflect this change.

Default autocommit behavior changes:

• mssql_python/connection.py: Updated the setautocommit method to default to False instead of True.
• mssql_python/db_connection.py: Modified the connect function to set autocommit to False by default.

Test updates:

• tests/test_003_connection.py: Updated the test_autocommit_default test to assert that the default autocommit value is now False.

Import cleanup:

• tests/test_003_connection.py: Commented out unused imports from pyodbc.

[Copilot]

Pull Request Overview

This pull request changes the default autocommit behavior in the MSSQL Python library from True to False to align with standard database connection practices where transactions are explicit by default.

• Updated default autocommit parameter from True to False in connection methods
• Modified test assertions to reflect the new default behavior
• Cleaned up unused import comments in test files

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
mssql_python/db_connection.py	Changed default autocommit parameter to False in the connect function
mssql_python/connection.py	Updated setautocommit method default parameter to False
tests/test_003_connection.py	Updated test assertion and commented out unused imports

[sumitmsft]

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