Decisions on what verb to use and content headers happen here
		Args:
			op 			a string specifying a http verb

def _get_req_fp(self, op):
		'''Decisions on what verb to use and content headers happen here
		Args:
			op 			a string specifying a http verb'''
		if(op):
			op = op.lower()
			if op == 'get':
				return requests.get, None
			if op == 'put':
				return requests.put, {'Content-Type': 'application/x-www-form-urlencoded'}
			if op == 'post':
				return requests.post, {'Content-Type': 'application/json'}
			if op == 'delete':
				return requests.delete, None
		else:
			raise NotImplementedError('Operation {} is not supported!'.format(op))