|
| 1 | +from __future__ import annotations |
| 2 | + |
| 3 | +import os |
| 4 | +from collections.abc import AsyncIterator |
| 5 | +from dataclasses import dataclass |
| 6 | +from typing import Any, cast |
| 7 | + |
| 8 | +import aiohttp |
| 9 | +from pydantic import SecretStr |
| 10 | + |
| 11 | +from pythinker_code.auth import ALIBABA_PLATFORM_ID |
| 12 | +from pythinker_code.auth.oauth import OAuthEvent |
| 13 | +from pythinker_code.auth.platforms import managed_provider_key |
| 14 | +from pythinker_code.config import Config, LLMModel, LLMProvider, save_config |
| 15 | +from pythinker_code.llm import ModelCapability |
| 16 | +from pythinker_code.thinking import apply_login_thinking_defaults |
| 17 | +from pythinker_code.utils.aiohttp import new_client_session |
| 18 | + |
| 19 | +ALIBABA_BASE_URL = "https://dashscope-us.aliyuncs.com/compatible-mode/v1" |
| 20 | +ALIBABA_PROVIDER_KEY = managed_provider_key(ALIBABA_PLATFORM_ID) |
| 21 | +ALIBABA_DEFAULT_MODEL_ALIAS = f"{ALIBABA_PLATFORM_ID}/qwen3.6-plus" |
| 22 | +ALIBABA_MODEL_DISCOVERY_TIMEOUT = aiohttp.ClientTimeout(total=15, sock_connect=8, sock_read=10) |
| 23 | + |
| 24 | + |
| 25 | +@dataclass(frozen=True, slots=True) |
| 26 | +class AlibabaModel: |
| 27 | + model_id: str |
| 28 | + alias_suffix: str |
| 29 | + display_name: str |
| 30 | + provider_key: str = ALIBABA_PROVIDER_KEY |
| 31 | + max_context_size: int = 131_072 |
| 32 | + capabilities: frozenset[ModelCapability] | None = None |
| 33 | + |
| 34 | + @property |
| 35 | + def alias(self) -> str: |
| 36 | + return f"{ALIBABA_PLATFORM_ID}/{self.alias_suffix}" |
| 37 | + |
| 38 | + |
| 39 | +ALIBABA_MODELS: tuple[AlibabaModel, ...] = ( |
| 40 | + AlibabaModel( |
| 41 | + model_id="qwen3.7-max", |
| 42 | + alias_suffix="qwen3.7-max", |
| 43 | + display_name="Qwen3.7 Max", |
| 44 | + max_context_size=262_144, |
| 45 | + capabilities=frozenset[ModelCapability]({"thinking"}), |
| 46 | + ), |
| 47 | + AlibabaModel( |
| 48 | + model_id="qwen3.6-plus", |
| 49 | + alias_suffix="qwen3.6-plus", |
| 50 | + display_name="Qwen3.6 Plus", |
| 51 | + max_context_size=1_000_000, |
| 52 | + capabilities=frozenset[ModelCapability]({"thinking", "image_in"}), |
| 53 | + ), |
| 54 | + AlibabaModel( |
| 55 | + model_id="qwen3.6-flash", |
| 56 | + alias_suffix="qwen3.6-flash", |
| 57 | + display_name="Qwen3.6 Flash", |
| 58 | + max_context_size=1_000_000, |
| 59 | + capabilities=frozenset[ModelCapability]({"thinking", "image_in"}), |
| 60 | + ), |
| 61 | + AlibabaModel( |
| 62 | + model_id="deepseek-v4-pro", |
| 63 | + alias_suffix="deepseek-v4-pro", |
| 64 | + display_name="DeepSeek V4 Pro", |
| 65 | + max_context_size=128_000, |
| 66 | + capabilities=frozenset[ModelCapability]({"thinking"}), |
| 67 | + ), |
| 68 | + AlibabaModel( |
| 69 | + model_id="deepseek-v4-flash", |
| 70 | + alias_suffix="deepseek-v4-flash", |
| 71 | + display_name="DeepSeek V4 Flash", |
| 72 | + max_context_size=128_000, |
| 73 | + capabilities=frozenset[ModelCapability]({"thinking"}), |
| 74 | + ), |
| 75 | + AlibabaModel( |
| 76 | + model_id="deepseek-v3.2", |
| 77 | + alias_suffix="deepseek-v3.2", |
| 78 | + display_name="DeepSeek V3.2", |
| 79 | + max_context_size=128_000, |
| 80 | + capabilities=frozenset[ModelCapability]({"thinking"}), |
| 81 | + ), |
| 82 | + AlibabaModel( |
| 83 | + model_id="kimi-k2.6", |
| 84 | + alias_suffix="kimi-k2.6", |
| 85 | + display_name="Kimi K2.6", |
| 86 | + max_context_size=262_144, |
| 87 | + capabilities=frozenset[ModelCapability]({"thinking", "image_in"}), |
| 88 | + ), |
| 89 | + AlibabaModel( |
| 90 | + model_id="kimi-k2.5", |
| 91 | + alias_suffix="kimi-k2.5", |
| 92 | + display_name="Kimi K2.5", |
| 93 | + max_context_size=262_144, |
| 94 | + capabilities=frozenset[ModelCapability]({"thinking", "image_in"}), |
| 95 | + ), |
| 96 | + AlibabaModel( |
| 97 | + model_id="glm-5.1", |
| 98 | + alias_suffix="glm-5.1", |
| 99 | + display_name="GLM-5.1", |
| 100 | + max_context_size=262_144, |
| 101 | + capabilities=frozenset[ModelCapability]({"always_thinking"}), |
| 102 | + ), |
| 103 | + AlibabaModel( |
| 104 | + model_id="glm-5", |
| 105 | + alias_suffix="glm-5", |
| 106 | + display_name="GLM-5", |
| 107 | + max_context_size=262_144, |
| 108 | + capabilities=frozenset[ModelCapability]({"always_thinking"}), |
| 109 | + ), |
| 110 | + AlibabaModel( |
| 111 | + model_id="MiniMax-M2.5", |
| 112 | + alias_suffix="minimax-m2.5", |
| 113 | + display_name="MiniMax M2.5", |
| 114 | + max_context_size=204_800, |
| 115 | + capabilities=frozenset[ModelCapability]({"thinking"}), |
| 116 | + ), |
| 117 | +) |
| 118 | + |
| 119 | + |
| 120 | +def get_alibaba_api_key_from_env() -> str | None: |
| 121 | + for env_var in ("DASHSCOPE_API_KEY", "ALIBABA_API_KEY"): |
| 122 | + value = os.getenv(env_var) |
| 123 | + if value and value.strip(): |
| 124 | + return value.strip() |
| 125 | + return None |
| 126 | + |
| 127 | + |
| 128 | +def _normalize_alibaba_base_url(value: str) -> str: |
| 129 | + base_url = value.strip().rstrip("/") |
| 130 | + if not base_url: |
| 131 | + return ALIBABA_BASE_URL |
| 132 | + if "://" not in base_url: |
| 133 | + base_url = f"https://{base_url}" |
| 134 | + if base_url.endswith("/api/v1"): |
| 135 | + return f"{base_url.removesuffix('/api/v1')}/compatible-mode/v1" |
| 136 | + if base_url.endswith("/compatible-mode/v1"): |
| 137 | + return base_url |
| 138 | + return f"{base_url}/compatible-mode/v1" |
| 139 | + |
| 140 | + |
| 141 | +def get_alibaba_base_url_from_env() -> str: |
| 142 | + for env_var in ("DASHSCOPE_BASE_URL", "ALIBABA_BASE_URL"): |
| 143 | + value = os.getenv(env_var) |
| 144 | + if value and value.strip(): |
| 145 | + return _normalize_alibaba_base_url(value) |
| 146 | + return ALIBABA_BASE_URL |
| 147 | + |
| 148 | + |
| 149 | +def _apply_alibaba_config( |
| 150 | + config: Config, |
| 151 | + api_key: SecretStr, |
| 152 | + models: tuple[AlibabaModel, ...] = ALIBABA_MODELS, |
| 153 | +) -> None: |
| 154 | + config.providers[ALIBABA_PROVIDER_KEY] = LLMProvider( |
| 155 | + type="openai_legacy", |
| 156 | + base_url=get_alibaba_base_url_from_env(), |
| 157 | + api_key=api_key, |
| 158 | + ) |
| 159 | + |
| 160 | + provider_keys = {ALIBABA_PROVIDER_KEY} |
| 161 | + for key, model in list(config.models.items()): |
| 162 | + if model.provider in provider_keys: |
| 163 | + del config.models[key] |
| 164 | + |
| 165 | + for model in models: |
| 166 | + config.models[model.alias] = LLMModel( |
| 167 | + provider=model.provider_key, |
| 168 | + model=model.model_id, |
| 169 | + max_context_size=model.max_context_size, |
| 170 | + capabilities=set(model.capabilities) if model.capabilities else None, |
| 171 | + display_name=model.display_name, |
| 172 | + ) |
| 173 | + |
| 174 | + fallback = next( |
| 175 | + (m.alias for m in models), |
| 176 | + next(iter(config.models), ""), |
| 177 | + ) |
| 178 | + if ALIBABA_DEFAULT_MODEL_ALIAS in config.models: |
| 179 | + config.default_model = ALIBABA_DEFAULT_MODEL_ALIAS |
| 180 | + else: |
| 181 | + config.default_model = fallback |
| 182 | + apply_login_thinking_defaults(config, thinking=True, effort="high") |
| 183 | + |
| 184 | + |
| 185 | +def _model_by_id() -> dict[str, AlibabaModel]: |
| 186 | + return {model.model_id: model for model in ALIBABA_MODELS} |
| 187 | + |
| 188 | + |
| 189 | +def _parse_discovered_models(data: object) -> tuple[AlibabaModel, ...]: |
| 190 | + if not isinstance(data, dict): |
| 191 | + return () |
| 192 | + d = cast(dict[str, Any], data) |
| 193 | + items = d.get("data") |
| 194 | + if not isinstance(items, list): |
| 195 | + return () |
| 196 | + catalog = _model_by_id() |
| 197 | + results: list[AlibabaModel] = [] |
| 198 | + for raw_item in cast(list[object], items): |
| 199 | + if not isinstance(raw_item, dict): |
| 200 | + continue |
| 201 | + item = cast(dict[str, Any], raw_item) |
| 202 | + model_id = item.get("id") |
| 203 | + if not isinstance(model_id, str) or model_id not in catalog: |
| 204 | + continue |
| 205 | + base = catalog[model_id] |
| 206 | + ctx = item.get("context_length") |
| 207 | + max_ctx = base.max_context_size |
| 208 | + if isinstance(ctx, int) and ctx > 0: |
| 209 | + max_ctx = ctx |
| 210 | + display_name_raw = item.get("display_name") |
| 211 | + display_name = ( |
| 212 | + display_name_raw |
| 213 | + if isinstance(display_name_raw, str) and display_name_raw |
| 214 | + else base.display_name |
| 215 | + ) |
| 216 | + results.append( |
| 217 | + AlibabaModel( |
| 218 | + model_id=base.model_id, |
| 219 | + alias_suffix=base.alias_suffix, |
| 220 | + display_name=display_name, |
| 221 | + provider_key=base.provider_key, |
| 222 | + max_context_size=max_ctx, |
| 223 | + capabilities=base.capabilities, |
| 224 | + ) |
| 225 | + ) |
| 226 | + return tuple(results) |
| 227 | + |
| 228 | + |
| 229 | +async def _discover_alibaba_models(api_key: str) -> tuple[AlibabaModel, ...]: |
| 230 | + async with ( |
| 231 | + new_client_session(timeout=ALIBABA_MODEL_DISCOVERY_TIMEOUT) as session, |
| 232 | + session.get( |
| 233 | + f"{get_alibaba_base_url_from_env()}/models", |
| 234 | + headers={"Authorization": f"Bearer {api_key}"}, |
| 235 | + raise_for_status=True, |
| 236 | + ) as response, |
| 237 | + ): |
| 238 | + payload = await response.json(content_type=None) |
| 239 | + return _parse_discovered_models(payload) |
| 240 | + |
| 241 | + |
| 242 | +async def login_alibaba_api_key( |
| 243 | + config: Config, api_key: str | None = None |
| 244 | +) -> AsyncIterator[OAuthEvent]: |
| 245 | + if not config.is_from_default_location: |
| 246 | + yield OAuthEvent( |
| 247 | + "error", |
| 248 | + "Login requires the default config file; restart without --config/--config-file.", |
| 249 | + ) |
| 250 | + return |
| 251 | + |
| 252 | + resolved_key = (api_key or get_alibaba_api_key_from_env() or "").strip() |
| 253 | + if not resolved_key: |
| 254 | + yield OAuthEvent("error", "Alibaba API key is required.") |
| 255 | + return |
| 256 | + |
| 257 | + models = ALIBABA_MODELS |
| 258 | + try: |
| 259 | + discovered = await _discover_alibaba_models(resolved_key) |
| 260 | + if discovered: |
| 261 | + models = discovered |
| 262 | + except aiohttp.ClientResponseError as exc: |
| 263 | + if exc.status in {401, 403}: |
| 264 | + yield OAuthEvent("error", "Invalid Alibaba API key; the key was not saved.") |
| 265 | + return |
| 266 | + yield OAuthEvent( |
| 267 | + "info", |
| 268 | + "Alibaba model listing is unavailable; using the built-in model list.", |
| 269 | + ) |
| 270 | + except (aiohttp.ClientError, TimeoutError, ValueError): |
| 271 | + yield OAuthEvent( |
| 272 | + "info", |
| 273 | + "Alibaba model listing is unavailable; using the built-in model list.", |
| 274 | + ) |
| 275 | + |
| 276 | + _apply_alibaba_config(config, SecretStr(resolved_key), models=models) |
| 277 | + save_config(config) |
| 278 | + yield OAuthEvent("success", f"Alibaba configured with model {config.default_model}.") |
| 279 | + |
| 280 | + |
| 281 | +async def logout_alibaba(config: Config) -> AsyncIterator[OAuthEvent]: |
| 282 | + if not config.is_from_default_location: |
| 283 | + yield OAuthEvent( |
| 284 | + "error", |
| 285 | + "Logout requires the default config file; restart without --config/--config-file.", |
| 286 | + ) |
| 287 | + return |
| 288 | + |
| 289 | + provider_keys = {ALIBABA_PROVIDER_KEY} |
| 290 | + config.providers.pop(ALIBABA_PROVIDER_KEY, None) |
| 291 | + for key, model in list(config.models.items()): |
| 292 | + if model.provider in provider_keys: |
| 293 | + del config.models[key] |
| 294 | + |
| 295 | + if config.default_model not in config.models: |
| 296 | + config.default_model = next(iter(config.models), "") |
| 297 | + save_config(config) |
| 298 | + yield OAuthEvent("success", "Logged out of Alibaba successfully.") |
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