Moein Halvaei

Hi! I think it's better to use typing hints. That makes code cleaner. See [PEP 484](https://peps.python.org/pep-0484/). For example, this part: ``` def transform_numeral_date(data): # for example '1397/12/6' or 2018-2-25 which...

### Describe your change: * [x] Add an algorithm "Given a string S, return the number of chars occurrence in the S". * [ ] Fix a bug or typo...

I added tests for each chart. - [x] add line_test.go - [x] add boxplot_test.go - [x] add radar_test.go - [x] add tree_test.go - [x] add effectscatter_test.go - [x] add map_test.go...

Fix variable definition in create.go.

Fix type hints

2

Fix type hints.

Hi, I've been using the project and have found it to be a valuable tool for learning & even real projects. However, I noticed that the current version does not...

I implemented selection sort with cpp lang :)))

## Overview: What does this pull request change? ## Motivation and Explanation: Why and how do your changes improve the library? This PR improves type safety and code quality by:...