Refactor copyparty and npm analyzers to use updated imports and remove utils module

Update whois cache with additional IP ranges

copyparty.py

@@ -12,8 +12,13 @@ from __future__ import annotations
 import os
 import re
 
-import utils
-from utils import Request
+from analyzer import Analyzer
+from ip_utils import split_versions
+from files import write_json, write_lines
+from flags import flag_denied_only
+from models import IPStats, Request
+from utils import arg_parser
+
 
 DEFAULT_LOG_PATH = os.environ.get("COPYPARTY_LOG_PATH", r"P:\copyparty")
 DEFAULT_REPORT_DIR = os.path.join(
@@ -37,7 +42,7 @@ CLIENT_BAN_RE = re.compile(r"client banned")
 BAN_SECS_RE = re.compile(r"banned for (\d+) sec")
 
 
-class CopypartyAnalyzer(utils.Analyzer):
+class CopypartyAnalyzer(Analyzer):
     name = "copyparty"
     title = "copyparty log analysis report"
     log_pattern = re.compile(r"\d{4}-\d{2}-\d{2}\.txt(\.\d+)?$")
@@ -115,7 +120,7 @@ class CopypartyAnalyzer(utils.Analyzer):
     # --- flagging ----------------------------------------------------------
 
     def flag(self, stats):
-        return utils.flag_denied_only(stats, min_denied=self.min_denied)
+        return flag_denied_only(stats, min_denied=self.min_denied)
 
     def flag_comment(self, s):
         return (f"denied={s.denied} total={s.total} "
@@ -127,7 +132,7 @@ class CopypartyAnalyzer(utils.Analyzer):
 
     # --- extras ------------------------------------------------------------
 
-    def banned_ips(self) -> dict[str, utils.IPStats]:
+    def banned_ips(self) -> dict[str, IPStats]:
         return {ip: s for ip, s in self.stats.items() if s.banned}
 
     def authed_users(self) -> dict[str, int]:
@@ -144,17 +149,17 @@ class CopypartyAnalyzer(utils.Analyzer):
                 ("authenticated users", self.authed_users() or "{}")]
 
     def write_extra(self, data_dir: str) -> list[str]:
-        v4, v6 = utils.split_versions(self.banned_ips())
+        v4, v6 = split_versions(self.banned_ips())
         return [
-            utils.write_lines(os.path.join(data_dir, "banned_ips.txt"), v4),
-            utils.write_lines(os.path.join(data_dir, "banned_ipv6.txt"), v6),
-            utils.write_json(os.path.join(data_dir, "authed_users.json"),
-                             self.authed_users()),
+            write_lines(os.path.join(data_dir, "banned_ips.txt"), v4),
+            write_lines(os.path.join(data_dir, "banned_ipv6.txt"), v6),
+            write_json(os.path.join(data_dir, "authed_users.json"),
+                       self.authed_users()),
         ]
 
 
 def main() -> None:
-    parser = utils.arg_parser(
+    parser = arg_parser(
         "analyze copyparty logs, flag denied-only IPs, export MikroTik rules",
         DEFAULT_LOG_PATH, DEFAULT_REPORT_DIR)
     parser.add_argument("--min-denied", type=int, default=1,