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import platform as pf
from typing import Any, Iterable, Optional
from .metrics_core import GaugeMetricFamily, Metric
from .registry import Collector, CollectorRegistry, REGISTRY
class PlatformCollector(Collector):
"""Collector for python platform information"""
def __init__(self,
registry: Optional[CollectorRegistry] = REGISTRY,
platform: Optional[Any] = None,
):
self._platform = pf if platform is None else platform
info = self._info()
system = self._platform.system()
if system == "Java":
info.update(self._java())
self._metrics = [
self._add_metric("python_info", "Python platform information", info)
]
if registry:
registry.register(self)
def collect(self) -> Iterable[Metric]:
return self._metrics
@staticmethod
def _add_metric(name, documentation, data):
labels = data.keys()
values = [data[k] for k in labels]
g = GaugeMetricFamily(name, documentation, labels=labels)
g.add_metric(values, 1)
return g
def _info(self):
major, minor, patchlevel = self._platform.python_version_tuple()
return {
"version": self._platform.python_version(),
"implementation": self._platform.python_implementation(),
"major": major,
"minor": minor,
"patchlevel": patchlevel
}
def _java(self):
java_version, _, vminfo, osinfo = self._platform.java_ver()
vm_name, vm_release, vm_vendor = vminfo
return {
"jvm_version": java_version,
"jvm_release": vm_release,
"jvm_vendor": vm_vendor,
"jvm_name": vm_name
}
PLATFORM_COLLECTOR = PlatformCollector()
"""PlatformCollector in default Registry REGISTRY"""