Add linting actions (#2)

* add ruff linting gh action

* fix ruff linting errors

* add filtering to gh action

.github/workflows/linting.yml

@@ -0,0 +1,23 @@
+name: Linting
+on:
+  push:
+    branches:
+      - '*'
+    tags:
+      - "[0-9]+.[0-9]+.[0-9]+*"
+  pull_request:
+    branches:
+      - master
+    paths-ignore:
+      - .gitignore
+      - LICENSE
+      - '*.example'
+      - '**.example'
+jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: astral-sh/ruff-action@v3
+        with:
+          src: "./src"

pyproject.toml

@@ -19,6 +19,8 @@ keywords = ["reticulum", "monitoring", "influx", "exporter"]
 [project.scripts]
 rnmon = "rnmon.rnmon:main"
 
+[tool.ruff.lint]
+
 [build-system]
 requires = ["hatchling"]
 build-backend = "hatchling.build"

src/rnmon/Databases.py

@@ -1,7 +1,6 @@
 import time
 import requests
 from random import randrange
-from collections import deque
 
 import RNS
 from . import MP
@@ -29,9 +28,9 @@ class InfluxWriter:
                     pass
                 if data:
                     RNS.log(f"[RNMon] Pushing metrics - Count: {len(data)} Time: {int(time.time() - last_push)}s", RNS.LOG_DEBUG)
-                    r = requests.post(self.address, headers=self.http_headers, data="\n".join(data))
+                    requests.post(self.address, headers=self.http_headers, data="\n".join(data))
                 last_push = time.time()
                 jitter = randrange(-self.flush_jitter, self.flush_jitter+1)
             time.sleep(0.2)
 
-        RNS.log(f"[RNMon] Stopped InfluxWriter", RNS.LOG_INFO)
+        RNS.log("[RNMon] Stopped InfluxWriter", RNS.LOG_INFO)

src/rnmon/RNSUtils.py

@@ -2,7 +2,6 @@ import os
 import time
 
 import RNS
-from . import MP
 
 path_request_timeout = 30
 link_est_timeout = 30
@@ -51,7 +50,7 @@ def on_link_closed(link: RNS.Link) -> None:
 
 def ensure_path(dest_hash: bytes) -> None:
     if not RNS.Transport.has_path(dest_hash):
-        RNS.log(f"[RNMon] No path to destination known. Requesting path and waiting for announce to arrive...")
+        RNS.log("[RNMon] No path to destination known. Requesting path and waiting for announce to arrive...")
         RNS.Transport.request_path(dest_hash)
         start = time.time()
         while not RNS.Transport.has_path(dest_hash):