I’m working on adding missing data support for strings as part of adding a UTF-8 variable-width string type to NumPy. Not a general solution but should help wit

I’m working on adding missing data support for strings as part of adding a UTF-8 variable-width string type to NumPy. Not a general solution but should help with a lot of use-cases. https://numpy.org/neps/nep-0055-string_dtype.html https://numpy.org/neps/nep-0055-string_dtype.html