R2：底板 / 刀片布局布线脚本、快照、截图与规划文档更新（含外壳、打印件、布线归档）

Co-Authored-By: Claude Opus 5.5 <[email protected]>

.claude/k_inv.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env python3
+"""清点两块板引用了哪些符号，以及位号前缀 / netflag / netport 的分布。"""
+import json, os, sys, collections
+ROOT = os.path.join(os.path.dirname(os.path.abspath(__file__)), "eda_src")
+
+
+def _prefix(d):
+    """位号前缀 = 开头连续的字母。R9A/Rs6/C106 -> R/Rs/C"""
+    i = 0
+    while i < len(d) and d[i].isalpha():
+        i += 1
+    return d[:i] or d
+
+
+def pages(board):
+    tree = json.load(open(os.path.join(ROOT, "_tree.json"), encoding="utf-8"))
+    return next(x for x in tree["boards"] if x["board"] == board)["pages"]
+
+
+def comps(board):
+    for p in pages(board):
+        g = json.load(open(os.path.join(ROOT, board, p["name"] + ".geom.json"), encoding="utf-8"))
+        for c in (g["prims"]["Component"] or []):
+            c["__page"] = p["name"]; c["__board"] = board
+            yield c
+
+
+def main():
+    sym = {}                       # uuid -> {name, refs:set, count}
+    flag = collections.Counter()   # (symbolName, net)
+    port = collections.Counter()
+    for b in ("Board1", "Board2"):
+        for c in comps(b):
+            t = c["ComponentType"]
+            if t == "part":
+                s = c.get("Symbol") or {}
+                u = s.get("uuid")
+                e = sym.setdefault(u, {"name": s.get("name"), "refs": set(), "n": 0})
+                d = c.get("Designator") or ""
+                e["refs"].add(_prefix(d))
+                e["n"] += 1
+            elif t == "netflag":
+                flag[((c.get("Component") or {}).get("name"), c.get("Net"))] += 1
+            elif t == "netport":
+                port[((c.get("Component") or {}).get("name"),)] += 1
+    print(f"part 引用的不同符号: {len(sym)}")
+    multi = {u: e for u, e in sym.items() if len(e["refs"]) > 1}
+    if multi:
+        print(f"  ⚠ 前缀不唯一的符号 {len(multi)}:")
+        for u, e in list(multi.items())[:6]:
+            print(f"     {e['name']:28s} {sorted(e['refs'])}")
+    fs = collections.Counter(k[0] for k in flag)
+    print(f"\nnetflag 图形种类 {len(fs)}: {dict(fs)}")
+    nets = sorted({k[1] for k in flag})
+    print(f"netflag 网络 {len(nets)}: {nets}")
+    conflict = collections.defaultdict(set)
+    for (s, n), _ in flag.items():
+        conflict[n].add(s)
+    bad = {n: v for n, v in conflict.items() if len(v) > 1}
+    print(f"同一网络用了多种 netflag 图形: {bad if bad else '无'}")
+    print(f"\nnetport 图形种类: {dict(port)}")
+    json.dump({u: {"name": e["name"], "refs": sorted(e["refs"]), "n": e["n"]} for u, e in sym.items()},
+              open(os.path.join(ROOT, "_symbols_used.json"), "w", encoding="utf-8"),
+              ensure_ascii=False, indent=1)
+
+
+if __name__ == "__main__":
+    main()