(self, s)
return s.isspace() or s in ('(', ')', '\\')
True if string s is not a ctext character of RFC822.
True if string s is not a ctext character of RFC822.
True if string s is not a ctext character of RFC822 .
def _nonctext(self, s):
        """True if string s is not a ctext character of RFC822.
        """
        return s.isspace() or s in ('(', ')', '\\')
def _nonctext ( self , s ) : return s . isspace ( ) or s in ( '(' , ')' , '\\' )