old_version/solver.py
def pre_solving_check(self) -> None:
        """
        Checks if there are rows, columns or squares ready to fill.
        :return: None
        """
        self.check_elements(self.s.rows)
        self.check_elements(self.s.columns)
        self.check_elements(self.s.squares)
        return None

        Checks if there are rows, columns or squares ready to fill.
        :return: None
        
Checks if there are rows, columns or squares ready to fill.
Checks if there are rows columns or squares ready to fill .
def pre_solving_check(self) -> None:
        self.check_elements(self.s.rows)
        self.check_elements(self.s.columns)
        self.check_elements(self.s.squares)
        return None
def pre_solving_check ( self ) -> None : self . check_elements ( self . s . rows ) self . check_elements ( self . s . columns ) self . check_elements ( self . s . squares ) return None
Checks if there are rows, columns or squares ready to fill.
Checks if there are rows columns or squares ready to fill .
"""
        Checks if there are rows, columns or squares ready to fill.
        :return: None
        """
None
self