
	{% if filter_by == '' %}
	@Key(['{{fields[0]}}'])
	def {{method_name}}_by_{{fields[0]}}(self, domain):
	{%- elif ',' not in filter_by %}
	@Key(['{{filter_by}}'])
	def {{method_name}}_by_{{filter_by}}(self, domain):
	{%- else %}
	@Key([{% for field in filter_by_list %}'{{field}}'{% if not loop.last %}, {% endif %}{% endfor %}])
	def {{method_name}}_by_{{filter_by_list|join('_and_')}}(self, domain):
	{%- endif %}
		{%- if filter_by == '' %}
		{{class_name_snake}} = {{class_name}}.query.get(domain[{{fields[0]}}])
		{%- elif ',' not in filter_by %}
		{{class_name_snake}} = {{class_name}}.query.filter_by({{filter_by}}=domain['{{filter_by}}']).first()
		{%- else %}
		{{class_name_snake}} = {{class_name}}.query{% for field in filter_by_list %}.filter_by({{field}}=domain['{{field}}']){% endfor %}.first()
		{%- endif %}
		return {'payload': {{class_name_snake}}.to_dict()}
