Method append

recipes/Python/284569_caselessList/recipe-284569.py:73–76

Adds an item to the list and checks it's a string.

(self, item)

        return [entry.lower() for entry in self]
    
    def append(self, item):
        """Adds an item to the list and checks it's a string."""
        if not isinstance(item, str): raise TypeError('Members of this object must be strings. You supplied \"%s\"' % type(item))
        list.append(self, item)
        
    def extend(self, item):
        """Extend the list with another list. Each member of the list must be a string."""