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bazarr/libs/knowit/config.py
2020-03-18 15:33:54 -04:00

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1.9 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from collections import namedtuple
from logging import NullHandler, getLogger
from pkg_resources import resource_stream
from six import text_type
import yaml
from .serializer import get_yaml_loader
logger = getLogger(__name__)
logger.addHandler(NullHandler())
_valid_aliases = ('code', 'default', 'human', 'technical')
_Value = namedtuple('_Value', _valid_aliases)
class Config(object):
"""Application config class."""
@classmethod
def build(cls, path=None):
"""Build config instance."""
loader = get_yaml_loader()
with resource_stream('knowit', 'defaults.yml') as stream:
cfgs = [yaml.load(stream, Loader=loader)]
if path:
with open(path, 'r') as stream:
cfgs.append(yaml.load(stream, Loader=loader))
profiles_data = {}
for cfg in cfgs:
if 'profiles' in cfg:
profiles_data.update(cfg['profiles'])
knowledge_data = {}
for cfg in cfgs:
if 'knowledge' in cfg:
knowledge_data.update(cfg['knowledge'])
data = {'general': {}}
for class_name, data_map in knowledge_data.items():
data.setdefault(class_name, {})
for code, detection_values in data_map.items():
alias_map = (profiles_data.get(class_name) or {}).get(code) or {}
alias_map.setdefault('code', code)
alias_map.setdefault('default', alias_map['code'])
alias_map.setdefault('human', alias_map['default'])
alias_map.setdefault('technical', alias_map['human'])
value = _Value(**{k: v for k, v in alias_map.items() if k in _valid_aliases})
for detection_value in detection_values:
data[class_name][text_type(detection_value)] = value
config = Config()
config.__dict__ = data
return config