Setting up slots in story using Rasa v3

Setting up slots in story using Rasa v3

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Setting up slots in story using Rasa v3

Using the rasa documentation, I have included a few slots and entities in my domain.yml file.

domain.yml entities: – cuisine – bot – PERSON – GPE – topic – DATE – month – ORDINAL – body_part – motor_action – direction – botname – username – country
slots: DATE: type: text mappings: – type: from_entity entity: DATE
GPE: type: text mappings: – type: from_entity entity: GPE
PERSON: type: text mappings: – type: from_entity entity: PERSON
bot: type: categorical values: – alexa – google assistant – cortana mappings: – type: from_entity entity: bot
botname: type: categorical values: – Albert mappings: – type: from_entity entity: botname
month: type: categorical values: – january – february – march – april – may – june – july – august – september – october – november – december mappings: – type: from_entity entity: month
topic: type: text mappings: – type: from_entity entity: topic
username: type: text initial_value: human mappings: – type: from_entity entity: username

A snippet from my story.yml file

version: “3.1”
stories: – story: user asks for days in month steps: – intent: ask_days_in_month entities: – month: “January” – slot_was_set: – month: “January” – action: action_get_daysinmonth

Upon running rasa train, i come across the following error

Traceback (most recent call last): File “C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.8_3.8.2800.0_x64__qbz5n2kfra8p0\lib\runpy.py”, line 194, in _run_module_as_main return _run_code(code, main_globals, None, File “C:\Program Files\WindowsApps\PythonSoftwareFoundation.Python.3.8_3.8.2800.0_x64__qbz5n2kfra8p0\lib\runpy.py”, line 87, in _run_code exec(code, run_globals) File “C:\Program Files\www\bot\venv\Scripts\rasa.exe\__main__.py”, line 7, in <module> File “c:\program files\www\bot\venv\lib\site-packages\rasa\__main__.py”, line 126, in main cmdline_arguments.func(cmdline_arguments) File “c:\program files\www\bot\venv\lib\site-packages\rasa\cli\train.py”, line 62, in <lambda> train_parser.set_defaults(func=lambda args: run_training(args, can_exit=True)) File “c:\program files\www\bot\venv\lib\site-packages\rasa\cli\train.py”, line 94, in run_training training_result = train_all( File “c:\program files\www\bot\venv\lib\site-packages\rasa\api.py”, line 105, in train return train( File “c:\program files\www\bot\venv\lib\site-packages\rasa\model_training.py”, line 120, in train stories = file_importer.get_stories() File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\importers\importer.py”, line 492, in get_stories return self.importer.get_stories(exclusion_percentage) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\importers\importer.py”, line 418, in get_stories return self._importer.get_stories(exclusion_percentage) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\utils\common.py”, line 145, in decorated to_cache = f(self, *args, **kwargs) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\importers\importer.py”, line 275, in get_stories stories = [ File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\importers\importer.py”, line 276, in <listcomp> importer.get_stories(exclusion_percentage) for importer in self._importers File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\importers\rasa.py”, line 60, in get_stories return utils.story_graph_from_paths( File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\importers\utils.py”, line 21, in story_graph_from_paths story_steps = loading.load_data_from_files(files, domain, exclusion_percentage) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\loading.py”, line 80, in load_data_from_files steps = reader.read_from_file(story_file) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 106, in read_from_file return self.read_from_string( File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 134, in read_from_string return self.read_from_parsed_yaml(yaml_content) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 159, in read_from_parsed_yaml parser.parse_data(data) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 227, in parse_data self._parse_plain_item(item) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 257, in _parse_plain_item self._parse_step(step) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 290, in _parse_step self._parse_slot(step) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 505, in _parse_slot SlotSet.type_name, slot: self._slot_default_value(slot) File “c:\program files\www\bot\venv\lib\site-packages\rasa\shared\core\training_data\story_reader\yaml_story_reader.py”, line 526, in _slot_default_value slot = next(slot for slot in self.domain.slots if slot.name == slot_name) StopIteration

I have searched the rasa forum and stackoverflow and came across a few solutions but they are a mix of Rasa V2 and Rasa V3 snippets which is quite confusing. I am new to Rasa and i am doing something wrong, i just need help figuring out what it is.