improve logging, bump dep version

Signed-off-by: Zen <[email protected]>

Author: desultory

pyproject.toml

@@ -17,7 +17,7 @@ classifiers = [
     "Operating System :: OS Independent",
 ]
 dependencies = [
-    "zenlib >= 1.6.3",
+    "zenlib >= 1.6.4",
     "aiohttp >= 3.9.1"
 ]
 

src/prometheus_exporter/cached_exporter.py

@@ -46,7 +46,7 @@ async def get_metrics(self, label_filter={}):
                     self._cached_metrics = new_metrics
                     self._cache_time = time()
             else:
-                self.logger.debug("Returning cached metrics: %s", self._cached_metrics)
+                self.logger.log(5, "Returning cached metrics: %s", self._cached_metrics)
                 self.metrics = self._cached_metrics
 
     CachedExporter.__name__ = f"Cached{cls.__name__}"

src/prometheus_exporter/exporter.py

@@ -80,8 +80,7 @@ def add_config_metrics(self):
 
     async def filter_metrics(self, label_filter={}):
         """ Filters metrics by label. """
-        self.logger.debug("Filtering metrics:\n%s" % '\n'.join([str(metric) for metric in self.metrics]))
-        self.logger.debug("Using label dict: %s", label_filter)
+        self.logger.debug("Filtering %d metrics using filter: %s" % (len(self.metrics), label_filter))
         self.metrics = [metric for metric in self.metrics if metric.check_labels(label_filter)]
 
     def get_labels(self):
@@ -101,5 +100,5 @@ async def export(self, label_filter={}):
         self.metrics = []
         await self.get_metrics(label_filter=label_filter)
         await self.filter_metrics(label_filter=label_filter)
-        self.logger.debug("Exporting metrics: %s", self.metrics)
+        self.logger.debug("Exporting metrics:\n%s", '\n'.join([str(metric) for metric in self.metrics]))
         return "\n".join([str(metric) for metric in self.metrics])