tripocli v2.0.0：Tripo AI 3D 生成与加工 CLI（面向 Agent 与开发者，纯 Python 标准库、零第三方依赖）

覆盖文生 3D、图生 3D、多视图、批量生成，以及重拓扑、绑定、动画、智能分割、
纹理、PBR、智能 UV、部件补全、格式导出与下载。

代码组织：一个功能一个模块（tripo/features/），入口薄壳 tripocli.py。

tripo/versions.py

@@ -0,0 +1,42 @@
+"""Model version aliases.
+
+The web studio exposes friendly names (``P2.0``, ``H3.1`` ...) that map onto the
+internal ``model_version`` strings the API expects.  Verified against the live
+API: ``Nexus-v2.0-20260801`` and ``v3.1-20260211`` both generate successfully.
+"""
+
+SMART_MESH_DEFAULT = "Nexus-v2.0-20260801"
+HIGH_DETAIL_DEFAULT = "v3.1-20260211"
+
+# Aliases are matched case-insensitively.
+ALIASES = {
+    # 智能网格 Smart Mesh
+    "p2.0": SMART_MESH_DEFAULT,
+    "p2": SMART_MESH_DEFAULT,
+    "nexus-v2": SMART_MESH_DEFAULT,
+    "p1.0": "Nexus-v1.0-20260214",
+    "p1": "Nexus-v1.0-20260214",
+    "nexus-v1": "Nexus-v1.0-20260214",
+    # 高精度模型 High-Detail
+    "h3.1": HIGH_DETAIL_DEFAULT,
+    "v3.1": HIGH_DETAIL_DEFAULT,
+    "h3.0": "v3.0-20250812",
+    "v3.0": "v3.0-20250812",
+    "h2.5": "v2.5-20250123",
+    "v2.5": "v2.5-20250123",
+}
+
+
+def resolve(name, smart_mesh=False):
+    """Map a user supplied alias to an internal model version string.
+
+    Unknown values pass through untouched so a brand new server-side version can
+    still be used without a client release.
+    """
+    if not name:
+        return SMART_MESH_DEFAULT if smart_mesh else HIGH_DETAIL_DEFAULT
+    return ALIASES.get(name.strip().lower(), name.strip())
+
+
+def default_for(smart_mesh=False):
+    return SMART_MESH_DEFAULT if smart_mesh else HIGH_DETAIL_DEFAULT