Marius Merkle
Marius Merkle
### Polars version checks - [X] I have checked that this issue has not already been reported. - [X] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of...
### Problem description In [pandas](https://pandas.pydata.org/docs/reference/api/pandas.read_csv.html), one could set a default value for `dtype` in the `read_csv` function. In [polars](https://pola-rs.github.io/polars/py-polars/html/reference/api/polars.read_csv.html), it is only possible to provide a dictionary mapping from column...