Remove requests external dependency

create-nginx-map.py

@@ -1,4 +1,3 @@
-import requests
 from typing import NamedTuple
 import re
 import sys
@@ -6,6 +5,8 @@ import tomllib
 from pathlib import Path
 from typing import TypedDict
 from collections import defaultdict
+from urllib.request import urlopen
+import json
 
 TRAEFIK_HOST_RE = re.compile(r"Host\(`([a-z0-9\.-]+)`\)")
 
@@ -35,7 +36,9 @@ def parse_traefik_rule(rule: str) -> list[str]:
 
 
 def get_traefik_routes(traefik_host: str, traefik_route: str):
-    api_response = requests.get(f"{traefik_host}/api/http/routers").json()
+    with urlopen(f"{traefik_host}/api/http/routers") as response:
+        api_response = json.load(response)
+
     routes = set()
 
     for router in api_response:
@@ -57,7 +60,8 @@ def get_traefik_routes(traefik_host: str, traefik_route: str):
     return routes
 
 def get_dokku_routes(dokku_exporter_url: str, dokku_route: str):
-    api_response = requests.get(dokku_exporter_url).json()
+    with urlopen(dokku_exporter_url) as response:
+        api_response = json.load(response)
 
     routes = set()