Docs/add docstrings processing utils

[ice-user]

Description

Type of Change

• 🐛 Bug fix (non-breaking change which fixes an issue)
• ✨ New feature (non-breaking change which adds functionality)
• 💥 Breaking change (fix or feature that would cause existing functionality to not work as expected)
• 📝 Documentation update
• 🎨 Code style update (formatting, renaming)
• ♻️ Refactoring (no functional changes)
• ⚡ Performance improvement
• ✅ Test update
• 🔧 Configuration change
• 🏗️ Infrastructure/build change

Related Issue(s)

Fixes #131

Changes Made

-Added docstring to remove_ascii() function (line 18):
-Added docstring to string_standardization() function (line 22):
-Added docstring to compute_stats() function (line 31):
-Added docstring to adjust_sample() function (line 54):
-Added docstring to character_length_based_stratified_sampling() function (line 175):
-Added docstring to to_high_precision_array() function (line 246):

Testing

Test Configuration

• Python Version: 3.13.7
• OS: Arch linux
• LLM Provider (if applicable):

Test Cases

• Unit tests pass locally
• Manual testing completed
• Tested with sample datasets

Test Commands

# Commands to run tests
pytest tests/

Screenshots/Examples

Checklist

• My code follows the code style of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings or linter errors
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published
• I have updated the relevant notebooks (if applicable)
• I have checked my code and corrected any misspellings

Documentation Updates

• README.md updated
• Docstrings added/updated
• Documentation site updated (if needed)
• Notebook examples updated (if applicable)
• CHANGELOG updated (if applicable)

Breaking Changes

• This PR introduces breaking changes
• Migration guide provided (if applicable)

Performance Impact

• Performance benchmarks run
• No significant performance impact
• Performance improvement:
• Performance regression:

Additional Context

Deployment Notes

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