Update concept.py

[Vortex-21]

Description

Added validation to ensure strings are in proper format so they can be converted to floating point numbers .

Related Issue

https://github.com/dotimplement/HealthChain/issues/68

Changes Made

-Added validation with custom logic using pydantic field_validator .

Testing

Tested against cases : 1) where string is not in proper float number format . (e.g : "abc", "12#", ".#", "", etc) 2) where "value" is passed as float itself. (e.g : 12.0, .9, 8. ,etc.)

Checklist

• [x] I have read the contributing guidelines
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] 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

Additional Notes

[Vortex-21]

I have added the necessary validation procedure for the above issue.

[adamkells]

Hey @Vortex-21, thanks for taking the time to contribute, we really appreciate it! This looks good, would you be able to add a test to validate that the code is working as expected? Also please make sure to post on the issue thread to let us know you're working on it so we can avoid any duplication of work.

[Vortex-21]

Hey @Vortex-21, thanks for taking the time to contribute, we really appreciate it! This looks good, would you be able to add a test to validate that the code is working as expected? Also please make sure to post on the issue thread to let us know you're working on it so we can avoid any duplication of work.

Sure ! I will add the test file as well at the earliest .

[jenniferjiangkells]

Closing this PR as this was completed in #77 - thanks for the contribution @Vortex-21!