Added fixes for VSCode and pylint warnings

[sh6900]

Test Flask CLI Commands

• It should call the db-create command

  Test Cases for Recommendation Model

• It should Create a Recommendation and add it to the database
• It should Create a Recommendation and assert that it exists
• It should Delete a Recommendation
• It should deserialize a Recommendation
• It should not deserialize a bad bought_in_last30d attribute
• It should not deserialize bad data
• It should not deserialize a bad recommendation_type attribute
• It should not deserialize a bad viewed_in_last7d attribute
• It should not deserialize a Recommendation with missing data
• It should Find Recommendations after last_relevance_date
• It should Find Recommendations by bought_in_last30d
• It should Find Recommendations by last_relevance_date
• It should Find Recommendations by Product ID
• It should Find Recommendations by recommendation_type
• It should Find Recommendations by User ID
• It should Find a Recommendation by User Segment
• It should Find Recommendations by viewed_in_last7d
• It should Find a Recommendation by ID
• It should Find a Recommendation by ID or return 404_NOT_FOUND if not found
• It should return 404_NOT_FOUND for ID not found
• It should List all Recommendations in the database
• It should Read a Recommendation
• It should serialize a Recommendation
• It should Update a Recommendation
• It should Not Update a Recommendation with no ID

Recommendation Server Tests

• It should Create a new Recommendation
• It should not Create a recommendation with no content type
• It should not Create a recommendation with the wrong content type
• It should Delete a Recommendation
• It should Get a single recommendation
• It should Get a list of Recommendations
• It should not Get a recommendation thats not found
• It should be healthy
• It should call the Home Page
• It should Query Recommendations by User Segment
• It should Update an existing recommendation
• It should Update a Recommendation and Return Not Found

Name                               Stmts   Miss  Cover   Missing
----------------------------------------------------------------
service/__init__.py                   18      3    83%   31-34
service/common/cli_commands.py         7      0   100%
service/common/error_handlers.py      38     13    66%   32, 38-40, 62-64, 77-79, 107-109
service/common/log_handlers.py        11      1    91%   35
service/common/status.py              45      0   100%
service/config.py                      5      0   100%
service/models.py                    119      0   100%
service/routes.py                     69      0   100%
----------------------------------------------------------------
TOTAL                                312     17    95%
----------------------------------------------------------------------

Ran 38 tests in 1.050s

OK

PROBLEMS No problems have been detected in the workspace.