src/marshmallow_sqlalchemy/convert.py
def _add_relationship_kwargs(self, kwargs, prop):
        """Add keyword arguments to kwargs (in-place) based on the passed in
        relationship `Property`.
        """
        nullable = True
        for pair in prop.local_remote_pairs:
            if not pair[0].nullable:
                if prop.uselist is True:
                    nullable = False
                break
        kwargs.update({"allow_none": nullable, "required": not nullable})
def _add_relationship_kwargs(self, kwargs, prop):
        """Add keyword arguments to kwargs (in-place) based on the passed in
        relationship `Property`.
        """
        nullable = True
        for pair in prop.local_remote_pairs:
            if not pair[0].nullable:
                if prop.uselist is True:
                    nullable = False
                break
        kwargs.update({"allow_none": nullable, "required": not nullable})
def _add_relationship_kwargs ( self , kwargs , prop ) : nullable = True for pair in prop . local_remote_pairs : if not pair [ 0 ] . nullable : if prop . uselist is True : nullable = False break kwargs . update ( { "allow_none" : nullable , "required" : not nullable } )
Add keyword arguments to kwargs (in-place) based on the passed in
        relationship `Property`.
Add keyword arguments to kwargs ( in - place ) based on the passed in relationship Property .