parameters: (self, other)
return_statement: return self + And._ErrorStop() + other
docstring: Implementation of - operator, returns :class:`And` with error stop
docstring_summary: Implementation of - operator, returns :class:`And` with error stop
docstring_tokens: Implementation of - operator returns : class : And with error stop
function: def __sub__(self, other):
          """
          Implementation of - operator, returns :class:`And` with error stop
          """
          if isinstance(other, basestring):
              other = self._literalStringClass(other)
          if not isinstance(other, ParserElement):
              warnings.warn("Cannot combine element of type %s with ParserElement" % type(other),
                            SyntaxWarning, stacklevel=2)
              return None
          return self + And._ErrorStop() + other
function_tokens: def __sub__ ( self , other ) : if isinstance ( other , basestring ) : other = self . _literalStringClass ( other ) if not isinstance ( other , ParserElement ) : warnings . warn ( "Cannot combine element of type %s with ParserElement" % type ( other ) , SyntaxWarning , stacklevel = 2 ) return None return self + And . _ErrorStop ( ) + other