### Disabled options
- TeX (Based on KaTeX);
- Emoji;
- Task lists;
### Code
```python
from yaml import safe_load
with open(filename, 'r') as f:
vars_string = f.read()
base_vars = safe_load(vars_string)
```
from yaml import safe_loadwith open(filename, 'r') as f:vars_string = f.read()base_vars = safe_load(vars_string)