Reorganize biz-state parsers by vendor folder and per-command modules.

Co-authored-by: Cursor <cursoragent@cursor.com>

netx_api/biz_state/parsers/zte/isis_adjacency.py

@@ -0,0 +1,56 @@
+"""ZTE: show isis adjacency [| one-line]."""
+
+from __future__ import annotations
+
+import re
+from typing import Any
+
+_ISIS_ROW_RE = re.compile(
+    r"^(?P<iface>\S+)\s+(?P<sys>\S+)\s+(?P<state>\S+)\s+(?P<lev>\S+)\s+"
+    r"(?P<holds>\S+)\s+(?P<snpa>\S+)\s+(?P<pri>\S+)\s+(?P<mt>\S+)\s+"
+    r"(?P<nsf>\S+)\s+(?P<af>\S+)\s*$",
+    re.I,
+)
+_PROCESS_RE = re.compile(r"(?i)^\s*Process\s+ID\s*:\s*(\d+)\s*$")
+
+
+def normalize_isis_adjacency(
+    *,
+    raw_text: str,
+    vendor: str = "",
+    device_type: str = "",
+    command: str = "",
+    params: dict[str, str] | None = None,
+) -> list[dict[str, Any]]:
+    _ = (vendor, device_type, command, params)
+    out: list[dict[str, Any]] = []
+    process_id = ""
+    for raw in str(raw_text or "").splitlines():
+        line = raw.strip()
+        if not line:
+            continue
+        pm = _PROCESS_RE.match(line)
+        if pm:
+            process_id = pm.group(1)
+            continue
+        if line.lower().startswith("interface") and "system" in line.lower():
+            continue
+        m = _ISIS_ROW_RE.match(line)
+        if not m:
+            continue
+        out.append(
+            {
+                "process_id": process_id,
+                "interface": m.group("iface")[:128],
+                "system_id": m.group("sys")[:128],
+                "state": m.group("state")[:32],
+                "lev": m.group("lev")[:16],
+                "holds": m.group("holds")[:32],
+                "snpa": m.group("snpa")[:64],
+                "pri": m.group("pri")[:16],
+                "mt": m.group("mt")[:16],
+                "nsf": m.group("nsf")[:32],
+                "af": m.group("af")[:64],
+            }
+        )
+    return out