Apply suggestions from code review

Co-authored-by: David Huard <[email protected]>

Author: mishaschwartz

birdhouse/optional-components/README.rst

@@ -469,7 +469,7 @@ To view all metrics exported by the log parser:
 
 For developers, to create a new parser that can be used to track log files:
 
-    1. create a python file that is can be mounted as a volume to the ``PROMETHEUS_LOG_PARSER_PARSERS_DIR``
+    1. create a python file that can be mounted as a volume to the ``PROMETHEUS_LOG_PARSER_PARSERS_DIR``
        directory on the ``prometheus-log-parser`` container.
     2. mount any log files that you want to parse as a volume on the ``prometheus-log-parser`` container.
     3. the python script must contain a variable named ``LOG_PARSER_CONFIG`` which is a

birdhouse/optional-components/prometheus-log-parser/config/thredds/prometheus-log-exporter.py

@@ -26,7 +26,7 @@
 
 LABEL_KEYS = ("remote_addr", "date", "tds_service", "dataset", "variable")
 
-Counter = prometheus_client.Counter(
+counter = prometheus_client.Counter(
     name="thredds_transfer_size_kb",
     documentation="THREDDS data transferred",
     labelnames=LABEL_KEYS,
@@ -39,6 +39,6 @@ def parse_line(line):
         labels = {label: match.group(label) or "" for label in LABEL_KEYS}
         if body_byte_sent := match.group("body_byte_sent") is not None:
             body_byte_sent = int(body_byte_sent) / 1024
-            Counter.labels(**labels).inc(body_byte_sent)
+            counter.labels(**labels).inc(body_byte_sent)
 
 LOG_PARSER_CONFIG = {f"/var/log/proxy/{os.getenv('PROXY_LOG_FILE')}": [parse_line]}