362b8d5818
- add models for config options - add function to regenerate config.yml - replace references to config with pydantic compatible references - remove unnecessary unwrap() statements TODO: - auto generate env vars - auto generate argparse - test loading a model
78 lines
2.8 KiB
Python
78 lines
2.8 KiB
Python
import yaml
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import pathlib
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from loguru import logger
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from typing import Optional
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from common.utils import unwrap, merge_dicts
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from common.config_models import tabby_config_model
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import common.config_models
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class TabbyConfig(tabby_config_model):
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def load_config(self, arguments: Optional[dict] = None):
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"""load the global application config"""
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# config is applied in order of items in the list
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configs = [
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self._from_file(pathlib.Path("config.yml")),
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self._from_args(unwrap(arguments, {})),
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]
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merged_config = merge_dicts(*configs)
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for field in tabby_config_model.model_fields.keys():
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value = unwrap(merged_config.get(field), {})
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model = getattr(common.config_models, f"{field}_config_model")
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setattr(self, field, model.parse_obj(value))
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def _from_file(self, config_path: pathlib.Path):
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"""loads config from a given file path"""
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# try loading from file
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try:
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with open(str(config_path.resolve()), "r", encoding="utf8") as config_file:
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return unwrap(yaml.safe_load(config_file), {})
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except FileNotFoundError:
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logger.info(f"The '{config_path.name}' file cannot be found")
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except Exception as exc:
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logger.error(
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f"The YAML config from '{config_path.name}' couldn't load because of "
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f"the following error:\n\n{exc}"
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)
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# if no config file was loaded
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return {}
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def _from_args(self, args: dict):
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"""loads config from the provided arguments"""
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config = {}
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config_override = unwrap(args.get("options", {}).get("config"))
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if config_override:
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logger.info("Config file override detected in args.")
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config = self.from_file(pathlib.Path(config_override))
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return config # Return early if loading from file
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for key in ["network", "model", "logging", "developer", "embeddings"]:
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override = args.get(key)
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if override:
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if key == "logging":
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# Strip the "log_" prefix from logging keys if present
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override = {k.replace("log_", ""): v for k, v in override.items()}
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config[key] = override
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return config
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def _from_environment(self):
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"""loads configuration from environment variables"""
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# TODO: load config from environment variables
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# this means that we can have host default to 0.0.0.0 in docker for example
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# this would also mean that docker containers no longer require a non
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# default config file to be used
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pass
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# Create an empty instance of the shared var to make sure nothing breaks
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config: TabbyConfig = TabbyConfig()
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