Python: how to join entries in a set into one string?

Question

Basically, I am trying to join together the entries in a set in order to output one string. I am trying to use syntax similar to the join function for lists. Here is my atte

Answer 1

I wrote a method that handles the following edge-cases:

• Set size one. A ", ".join({'abc'}) will return "a, b, c". My desired output was "abc".
• Set including integers.
• Empty set should returns ""

def set_to_str(set_to_convert, separator=", "):
        set_size = len(set_to_convert)
        if not set_size:
            return ""
        elif set_size == 1:
            (element,) = set_to_convert
            return str(element)
        else:
            return separator.join(map(str, set_to_convert))