The function get_type_code_map in the hana_ml.type_codes module provides a map of type codes.
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Here is a Python executable code template for the function `get_type_code_map` in the module `hana_ml.type_codes`:

```python
# Import the required module
import hana_ml.type_codes

# Call the function
type_code_map = hana_ml.type_codes.get_type_code_map()

# Print the result
print(type_code_map)
```