feat: add CSV validator for price and signals files#17
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ayushkrtiwari merged 3 commits intoOPCODE-Open-Spring-Fest:mainfrom Oct 27, 2025
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- Implement CSVValidator class with comprehensive validation - Validate file existence, date format, data types, duplicates - Detect missing values, non-numeric data, invalid dates - Provide structured error messages with sample rows - Add validate_input_csv, validate_price_csv, validate_signals_csv - Include 22 comprehensive test cases with 100% pass rate - Add usage examples and documentation Closes OPCODE-Open-Spring-Fest#11
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hii @ayushkrtiwari pls do check |
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Pull Request Overview
This PR adds a comprehensive CSV validator to the quantitative research framework for validating user-provided price and signals files. The validator checks file existence, date formats, data types, missing values, and duplicate dates, providing structured error messages to help users identify and fix data issues before backtesting.
Key Changes:
- Implemented
CSVValidatorclass with validation methods for file structure, dates, data types, and duplicates - Added three convenience functions:
validate_input_csv,validate_price_csv, andvalidate_signals_csv - Created 22 comprehensive test cases covering all validation scenarios with 100% pass rate
Reviewed Changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.
| File | Description |
|---|---|
| src/quant_research_starter/data/validator.py | Core implementation of validation logic including CSVValidator, ValidationError, and validation functions |
| tests/test_validator.py | Comprehensive test suite covering all validation scenarios including edge cases |
| src/quant_research_starter/data/init.py | Export validator components from the data module |
| examples/csv_validation_example.py | Usage examples demonstrating validation workflows and error handling patterns |
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ayushkrtiwari
added
Type:Medium
- Import Any from typing module - Fix return type annotation in validate_input_csv function - Addresses Copilot AI feedback on type hints
ayushkrtiwari
merged commit c427d09
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OPCODE-Open-Spring-Fest:main
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Closes #11