The function type_sql2cds in the hana_ml.artifacts.utils.cds_convert module is for internal use and converts SQL types to CDS types.
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Based on the help doc provided, here is a Python code template for using the `type_sql2cds` function from the `hana_ml.artifacts.utils.cds_convert` module.

```python
# Import the required module
from hana_ml.artifacts.utils import cds_convert

# Define the SQL type
sql_type = "your_sql_type_here"  # replace with your SQL type

# Use the function type_sql2cds
cds_type = cds_convert.type_sql2cds(sql_type)

# Print the result
print(cds_type)
```

Please replace `"your_sql_type_here"` with your actual SQL type. The function `type_sql2cds` is for internal use, so make sure you are using it as intended in your specific context.