Feature generate from data revised

[ronanstokes-db]

Proposed changes

Improves code generation from existing data and analysis of existing data to determine possible categorical values in data being analyzed.

Additional minor improvements in code generation

Types of changes

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• Bug fix (non-breaking change which fixes an issue)
• Enhancement to existing feature (non-breaking change which adds functionality)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Change to tutorials, tests or examples
• Non code change (readme, images or other non-code assets)
• [] Documentation Update (if none of the other choices apply)

Checklist

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If you're unsure about any of them, don't hesitate to ask. We're here to help!
This is simply a reminder of what we are going to look for before merging your code.

• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)
• Any dependent changes have been merged and published in downstream modules
• Submission does not reduce code coverage numbers
• Submission does not increase alerts or messages from prospector / lint

Further comments

Part of ongoing enhancements to code generation from existing data

[codecov]

Codecov Report

Attention: 49 lines in your changes are missing coverage. Please review.

Comparison is base (1c8b340) 92.19% compared to head (d6f14eb) 91.17%.
Report is 3 commits behind head on master.

Files	Patch %	Lines
dbldatagen/data_analyzer.py	81.22%	40 Missing and 9 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #204      +/-   ##
==========================================
- Coverage   92.19%   91.17%   -1.03%     
==========================================
  Files          23       23              
  Lines        2754     2968     +214     
  Branches      471      512      +41     
==========================================
+ Hits         2539     2706     +167     
- Misses        128      168      +40     
- Partials       87       94       +7     

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[howardwu-db]

need to get some more clarify on the categoricalvaluesthreshold comment

[howardwu-db]

infor -- needs to be info

[howardwu-db]

need some minor editing changes

[CLAassistant]

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