Upgrade python3-prometheus-client to v0.22.1

debian/patches/0002-Update-pyproject.toml.patch

@@ -2,7 +2,20 @@ Index: python3-prometheus-client/pyproject.toml
 ===================================================================
 --- python3-prometheus-client.orig/pyproject.toml
 +++ python3-prometheus-client/pyproject.toml
-@@ -47,3 +47,17 @@ Documentation = "https://prometheus.gith
+@@ -7,11 +7,7 @@ name = "prometheus_client"
+ version = "0.22.1"
+ description = "Python client for the Prometheus monitoring system."
+ readme = "README.md"
+-license = "Apache-2.0 AND BSD-2-Clause"
+-license-files = [
+-	"LICENSE",
+-	"NOTICE",
+-]
++license = { file = "LICENSE" }
+ requires-python = ">=3.9"
+ authors = [
+     { name = "The Prometheus Authors", email = "prometheus-developers@googlegroups.com" },
+@@ -50,3 +46,17 @@ Documentation = "https://prometheus.gith
 
  [tool.setuptools.package-data]
  prometheus_client = ['py.typed']

prometheus_client/parser.py

@@ -308,6 +308,9 @@ def build_metric(name: str, documentation: str, typ: str, samples: List[Sample])
                 continue
             candidate_name, quoted = '', False
             if len(parts) > 2:
+                # Ignore comment tokens
+                if parts[1] != 'TYPE' and parts[1] != 'HELP':
+                    continue
                 candidate_name, quoted = _unquote_unescape(parts[2])
                 if not quoted and not _is_valid_legacy_metric_name(candidate_name):
                     raise ValueError
@@ -342,9 +345,6 @@ def build_metric(name: str, documentation: str, typ: str, samples: List[Sample])
                     'histogram': ['_count', '_sum', '_bucket'],
                 }.get(typ, [''])
                 allowed_names = [name + n for n in allowed_names]
-            else:
-                # Ignore other comment tokens
-                pass
         elif line == '':
             # Ignore blank lines
             pass

pyproject.toml

@@ -1,13 +1,17 @@
 [build-system]
-requires = ["setuptools"]
+requires = ["setuptools>=77.0.0"]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "prometheus_client"
-version = "0.22.0"
+version = "0.22.1"
 description = "Python client for the Prometheus monitoring system."
 readme = "README.md"
-license = { file = "LICENSE" }
+license = "Apache-2.0 AND BSD-2-Clause"
+license-files = [
+	"LICENSE",
+	"NOTICE",
+]
 requires-python = ">=3.9"
 authors = [
     { name = "The Prometheus Authors", email = "prometheus-developers@googlegroups.com" },
@@ -33,7 +37,6 @@ classifiers = [
     "Programming Language :: Python :: Implementation :: CPython",
     "Programming Language :: Python :: Implementation :: PyPy",
     "Topic :: System :: Monitoring",
-    "License :: OSI Approved :: Apache Software License",
 ]
 
 [project.optional-dependencies]

tests/test_parser.py

@@ -120,6 +120,17 @@ def test_blank_lines_and_comments(self):
 """)
         self.assertEqualMetrics([CounterMetricFamily("a", "help", value=1)], list(families))
 
+
+    def test_comments_parts_are_not_validated_against_legacy_metric_name(self):
+        # https://github.com/prometheus/client_python/issues/1108
+        families = text_string_to_metric_families("""
+# A simple. comment line where third token cannot be matched against METRIC_NAME_RE under validation.py
+# 3565 12345/4436467 another random comment line where third token cannot be matched against METRIC_NAME_RE under validation.py
+""")
+        self.assertEqualMetrics([], list(families))
+
+
+
     def test_tabs(self):
         families = text_string_to_metric_families("""#\tTYPE\ta\tcounter
 #\tHELP\ta\thelp