trees.py
def is_empty(self) -> bool:
        """ Return True if <self> or any of its descendants do not store any
        information about the location of any players.

        Runtime: O(1)
        >>> tree = QuadTree((100, 100))
        >>> tree.is_empty()
        True
        >>> tree.insert('a', (90, 90))
        >>> tree.is_empty()
        False
        """
        return self.is_leaf() and not self._name and not self._point
 Return True if <self> or any of its descendants do not store any
        information about the location of any players.

        Runtime: O(1)
        >>> tree = QuadTree((100, 100))
        >>> tree.is_empty()
        True
        >>> tree.insert('a', (90, 90))
        >>> tree.is_empty()
        False
        
Return True if  or any of its descendants do not store any
information about the location of any players.


Return True if or any of its descendants do not store any information about the location of any players .
def is_empty(self) -> bool:
        return self.is_leaf() and not self._name and not self._point
def is_empty ( self ) -> bool : return self . is_leaf ( ) and not self . _name and not self . _point
Return True if <self> or any of its descendants do not store any
information about the location of any players.
Return True if <self > or any of its descendants do not store any information about the location of any players .
""" Return True if <self> or any of its descendants do not store any
        information about the location of any players.

        Runtime: O(1)
        >>> tree = QuadTree((100, 100))
        >>> tree.is_empty()
        True
        >>> tree.insert('a', (90, 90))
        >>> tree.is_empty()
        False
        """
self