def format_pairs(self, values):
    """Returns a string of comma-delimited key=value pairs."""
    return ', '.join(
        '%s=%s' % (key, value) for key, value in sorted(values.items()))
def format_pairs(self, values):
    """Returns a string of comma-delimited key=value pairs."""
    return ', '.join(
        '%s=%s' % (key, value) for key, value in sorted(values.items()))
def format_pairs ( self , values ) : return ', ' . join ( '%s=%s' % ( key , value ) for key , value in sorted ( values . items ( ) ) )
Returns a string of comma-delimited key=value pairs.
Returns a string of comma - delimited key = value pairs .