def __init__(self, config_map_key_ref=None, field_ref=None, resource_field_ref=None, secret_key_ref=None):
self._config_map_key_ref = None<EOL>self._field_ref = None<EOL>self._resource_field_ref = None<EOL>self._secret_key_ref = None<EOL>self.discriminator = None<EOL>if config_map_key_ref is not None:<EOL><INDENT>self.config_map_key_ref = config_map_key_ref<EOL><DEDENT>if field_ref is not None:<EOL><INDENT>self.field_ref = field_ref<EOL><DEDENT>if resource_field_ref is not None:<EOL><INDENT>self.resource_field_ref = resource_field_ref<EOL><DEDENT>if secret_key_ref is not None:<EOL><INDENT>self.secret_key_ref = secret_key_ref<EOL><DEDENT>
V1EnvVarSource - a model defined in Swagger