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office_translator/services/providers/config.py
sepehr e6e1678b1d
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feat: add DeepSeek and Minimax (m2.7) translation providers
New providers:
- DeepSeek: direct API with deepseek-chat model, very cost-effective
- Minimax: MiniMax-M1 model via OpenAI-compatible API, supports m2.7

Changes:
- Full provider implementations with retry, health check, batch support
- Provider config with env vars (DEEPSEEK_*, MINIMAX_*)
- Auto-registration in provider registry
- Updated fallback chain to include new providers
- Updated setup-env.sh wizard with options 6 (deepseek) and 7 (minimax)
- Updated manage-keys.sh with new menu entries and provider switching
- Updated docker-compose.yml with new env vars

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-10 12:30:36 +02:00

259 lines
9.7 KiB
Python

"""
Provider Configuration - Environment-based settings for translation providers.
Loads API keys, URLs, and enable/disable flags from environment variables.
"""
import os
from typing import List, Optional
from pydantic import BaseModel
def _ensure_dotenv_loaded() -> None:
"""Load .env file if not already loaded."""
from dotenv import load_dotenv
load_dotenv()
_ensure_dotenv_loaded()
class ProviderSettings(BaseModel):
"""Settings for a single translation provider."""
enabled: bool = False
api_key: Optional[str] = None
base_url: Optional[str] = None
model: Optional[str] = None
class ProvidersConfig:
"""
Configuration for all translation providers.
Loads settings from environment variables with sensible defaults.
"""
# Google Translate (no API key required via deep_translator — accès web non officiel)
GOOGLE_ENABLED: bool = (
os.getenv("GOOGLE_TRANSLATE_ENABLED", "true").lower() == "true"
)
GOOGLE_TRANSLATE_TIMEOUT: int = int(os.getenv("GOOGLE_TRANSLATE_TIMEOUT", "30"))
GOOGLE_TRANSLATE_MAX_RETRIES: int = int(
os.getenv("GOOGLE_TRANSLATE_MAX_RETRIES", "3")
)
GOOGLE_TRANSLATE_RETRY_DELAY: float = float(
os.getenv("GOOGLE_TRANSLATE_RETRY_DELAY", "1.0")
)
# Google Cloud Translation API v2 (clé API officielle, facturable)
# Obtenir la clé : https://console.cloud.google.com → APIs & Services → Credentials
# Activer : Cloud Translation API (Basic v2) + Facturation sur le projet
GOOGLE_CLOUD_ENABLED: bool = (
os.getenv("GOOGLE_CLOUD_ENABLED", "false").lower() == "true"
)
GOOGLE_CLOUD_API_KEY: str = os.getenv("GOOGLE_CLOUD_API_KEY", "")
GOOGLE_CLOUD_TIMEOUT: int = int(os.getenv("GOOGLE_CLOUD_TIMEOUT", "30"))
GOOGLE_CLOUD_MAX_RETRIES: int = int(os.getenv("GOOGLE_CLOUD_MAX_RETRIES", "3"))
GOOGLE_CLOUD_RETRY_DELAY: float = float(
os.getenv("GOOGLE_CLOUD_RETRY_DELAY", "1.0")
)
# DeepL
DEEPL_ENABLED: bool = os.getenv("DEEPL_ENABLED", "false").lower() == "true"
DEEPL_API_KEY: str = os.getenv("DEEPL_API_KEY", "")
DEEPL_TIMEOUT: int = int(os.getenv("DEEPL_TIMEOUT", "30"))
DEEPL_MAX_RETRIES: int = int(os.getenv("DEEPL_MAX_RETRIES", "3"))
DEEPL_RETRY_DELAY: float = float(os.getenv("DEEPL_RETRY_DELAY", "1.0"))
# OpenAI
OPENAI_ENABLED: bool = os.getenv("OPENAI_ENABLED", "false").lower() == "true"
OPENAI_API_KEY: str = os.getenv("OPENAI_API_KEY", "")
OPENAI_MODEL: str = os.getenv("OPENAI_MODEL", "gpt-4o-mini")
OPENAI_TIMEOUT: int = int(os.getenv("OPENAI_TIMEOUT", "60"))
OPENAI_MAX_RETRIES: int = int(os.getenv("OPENAI_MAX_RETRIES", "3"))
OPENAI_RETRY_DELAY: float = float(os.getenv("OPENAI_RETRY_DELAY", "1.0"))
OPENAI_BASE_URL: str = os.getenv("OPENAI_BASE_URL", "https://api.openai.com/v1")
OPENAI_HEALTH_CHECK_TIMEOUT: int = int(
os.getenv("OPENAI_HEALTH_CHECK_TIMEOUT", "5")
)
# Ollama (local LLM) - default model is config-only, no hardcode in provider
_DEFAULT_OLLAMA_MODEL: str = "llama3"
OLLAMA_ENABLED: bool = os.getenv("OLLAMA_ENABLED", "false").lower() == "true"
OLLAMA_BASE_URL: str = os.getenv("OLLAMA_BASE_URL", "http://localhost:11434")
OLLAMA_MODEL: str = os.getenv("OLLAMA_MODEL", _DEFAULT_OLLAMA_MODEL)
OLLAMA_VISION_MODEL: str = os.getenv("OLLAMA_VISION_MODEL", "llava")
OLLAMA_TIMEOUT: int = int(os.getenv("OLLAMA_TIMEOUT", "120"))
OLLAMA_MAX_RETRIES: int = int(os.getenv("OLLAMA_MAX_RETRIES", "2"))
OLLAMA_RETRY_DELAY: float = float(os.getenv("OLLAMA_RETRY_DELAY", "2.0"))
# OpenRouter (multi-model API)
OPENROUTER_ENABLED: bool = (
os.getenv("OPENROUTER_ENABLED", "false").lower() == "true"
)
OPENROUTER_API_KEY: str = os.getenv("OPENROUTER_API_KEY", "")
OPENROUTER_MODEL: str = os.getenv("OPENROUTER_MODEL", "deepseek/deepseek-chat")
# DeepSeek (direct API)
DEEPSEEK_ENABLED: bool = os.getenv("DEEPSEEK_ENABLED", "false").lower() == "true"
DEEPSEEK_API_KEY: str = os.getenv("DEEPSEEK_API_KEY", "")
DEEPSEEK_MODEL: str = os.getenv("DEEPSEEK_MODEL", "deepseek-chat")
DEEPSEEK_BASE_URL: str = os.getenv("DEEPSEEK_BASE_URL", "https://api.deepseek.com/v1")
DEEPSEEK_TIMEOUT: int = int(os.getenv("DEEPSEEK_TIMEOUT", "60"))
DEEPSEEK_MAX_RETRIES: int = int(os.getenv("DEEPSEEK_MAX_RETRIES", "3"))
DEEPSEEK_RETRY_DELAY: float = float(os.getenv("DEEPSEEK_RETRY_DELAY", "1.0"))
# Minimax (direct API - m2.7, MiniMax-M1)
MINIMAX_ENABLED: bool = os.getenv("MINIMAX_ENABLED", "false").lower() == "true"
MINIMAX_API_KEY: str = os.getenv("MINIMAX_API_KEY", "")
MINIMAX_MODEL: str = os.getenv("MINIMAX_MODEL", "MiniMax-M1")
MINIMAX_BASE_URL: str = os.getenv("MINIMAX_BASE_URL", "https://api.minimax.chat/v1")
MINIMAX_GROUP_ID: str = os.getenv("MINIMAX_GROUP_ID", "")
MINIMAX_TIMEOUT: int = int(os.getenv("MINIMAX_TIMEOUT", "60"))
MINIMAX_MAX_RETRIES: int = int(os.getenv("MINIMAX_MAX_RETRIES", "3"))
MINIMAX_RETRY_DELAY: float = float(os.getenv("MINIMAX_RETRY_DELAY", "1.0"))
# Fallback chain configuration
# General fallback chain (backward compatibility)
FALLBACK_CHAIN: List[str] = [
name.strip()
for name in os.getenv(
"PROVIDER_FALLBACK_CHAIN", "google,deepl,deepseek,minimax,openai,ollama,openrouter"
).split(",")
if name.strip()
]
# Mode-specific fallback chains
# Classic mode: Google Translate -> DeepL
FALLBACK_CHAIN_CLASSIC: List[str] = [
name.strip()
for name in os.getenv("FALLBACK_CHAIN_CLASSIC", "google,deepl").split(",")
if name.strip()
]
# LLM mode: Ollama (local) -> OpenAI (cloud)
FALLBACK_CHAIN_LLM: List[str] = [
name.strip()
for name in os.getenv("FALLBACK_CHAIN_LLM", "ollama,openai").split(",")
if name.strip()
]
@classmethod
def get_fallback_chain(cls, mode: str = "auto") -> List[str]:
"""
Get the fallback chain for a specific mode.
Args:
mode: "classic" for Classic providers, "llm" for LLM providers,
"auto" or any other value for general fallback chain
Returns:
List of provider names in fallback order
"""
mode = mode.lower()
if mode == "classic":
return cls.FALLBACK_CHAIN_CLASSIC
elif mode == "llm":
return cls.FALLBACK_CHAIN_LLM
else:
return cls.FALLBACK_CHAIN
@classmethod
def get_provider_settings(cls, provider_name: str) -> ProviderSettings:
"""
Get settings for a specific provider.
Args:
provider_name: Name of the provider (e.g., "google", "deepl")
Returns:
ProviderSettings for the requested provider
"""
settings_map = {
"google": ProviderSettings(
enabled=cls.GOOGLE_ENABLED, api_key=None, base_url=None, model=None
),
"google_cloud": ProviderSettings(
enabled=cls.GOOGLE_CLOUD_ENABLED,
api_key=cls.GOOGLE_CLOUD_API_KEY if cls.GOOGLE_CLOUD_API_KEY else None,
base_url=None,
model=None,
),
"deepl": ProviderSettings(
enabled=cls.DEEPL_ENABLED,
api_key=cls.DEEPL_API_KEY if cls.DEEPL_API_KEY else None,
base_url=None,
model=None,
),
"openai": ProviderSettings(
enabled=cls.OPENAI_ENABLED,
api_key=cls.OPENAI_API_KEY if cls.OPENAI_API_KEY else None,
base_url=cls.OPENAI_BASE_URL or None,
model=cls.OPENAI_MODEL,
),
"ollama": ProviderSettings(
enabled=cls.OLLAMA_ENABLED,
api_key=None,
base_url=cls.OLLAMA_BASE_URL,
model=cls.OLLAMA_MODEL,
),
"openrouter": ProviderSettings(
enabled=cls.OPENROUTER_ENABLED,
api_key=cls.OPENROUTER_API_KEY if cls.OPENROUTER_API_KEY else None,
base_url="https://openrouter.ai/api/v1",
model=cls.OPENROUTER_MODEL,
),
"deepseek": ProviderSettings(
enabled=cls.DEEPSEEK_ENABLED,
api_key=cls.DEEPSEEK_API_KEY if cls.DEEPSEEK_API_KEY else None,
base_url=cls.DEEPSEEK_BASE_URL,
model=cls.DEEPSEEK_MODEL,
),
"minimax": ProviderSettings(
enabled=cls.MINIMAX_ENABLED,
api_key=cls.MINIMAX_API_KEY if cls.MINIMAX_API_KEY else None,
base_url=cls.MINIMAX_BASE_URL,
model=cls.MINIMAX_MODEL,
),
}
return settings_map.get(provider_name.lower(), ProviderSettings())
@classmethod
def is_provider_configured(cls, provider_name: str) -> bool:
"""
Check if a provider is properly configured.
Args:
provider_name: Name of the provider
Returns:
True if the provider is enabled and has required configuration
"""
settings = cls.get_provider_settings(provider_name)
if not settings.enabled:
return False
# Providers requiring API keys
providers_requiring_key = {"deepl", "openai", "openrouter", "google_cloud", "deepseek", "minimax"}
if provider_name.lower() in providers_requiring_key:
return bool(settings.api_key)
return True
@classmethod
def get_available_providers(cls) -> List[str]:
"""
Get list of configured and available providers.
Returns:
List of provider names that are ready to use
"""
return [name for name in cls.FALLBACK_CHAIN if cls.is_provider_configured(name)]
providers_config = ProvidersConfig()