code: def contains(self, value, caseSensitive=False):
          
          newq = self.copy()
          newq.setOp(Query.Op.Contains)
          newq.setValue(value)
          newq.setCaseSensitive(caseSensitive)
          return newq
docs: Sets the operator type to Query.Op.Contains and sets the    
          value to the inputted value.  Use an astrix for wildcard
          characters.
          
          :param      value           <variant>
          :param      caseSensitive   <bool>
          
          :return     self    (useful for chaining)
          
          :usage      |>>> from orb import Query as Q
                      |>>> query = Q('comments').contains('test')
                      |>>> print query
                      |comments contains test