Cast to float on observe

antonmyronyuk · antonmyronyuk · commit 03664b0f213d · 2023-06-12T16:56:47.000+03:00
diff --git a/prometheus_summary/__init__.py b/prometheus_summary/__init__.py
@@ -48,6 +48,10 @@ def _metric_init(self):
         )
 
     def observe(self, amount):
+        if not isinstance(amount, (float, int)):
+            raise TypeError("Summary only works with int or float")
+
+        amount = float(amount)
         super().observe(amount)
         self._estimator.observe(amount)
 

Original file line number	Diff line number	Diff line change
`@@ -48,6 +48,10 @@ def _metric_init(self):`
`48`	`48`	`)`
`49`	`49`
`50`	`50`	`def observe(self, amount):`
	`51`	`+ if not isinstance(amount, (float, int)):`
	`52`	`+ raise TypeError("Summary only works with int or float")`
	`53`	`+`
	`54`	`+ amount = float(amount)`
`51`	`55`	`super().observe(amount)`
`52`	`56`	`self._estimator.observe(amount)`
`53`	`57`