chore: move get_lowest_stateless_rate to utils

Author: Justintime50

easypost/beta/rate.py

@@ -1,12 +1,10 @@
 from typing import (
     Any,
     Dict,
-    List,
     Optional,
 )
 
 from easypost.easypost_object import convert_to_easypost_object
-from easypost.error import Error
 from easypost.requestor import (
     RequestMethod,
     Requestor,
@@ -26,29 +24,3 @@ def retrieve_stateless_rates(cls, api_key: Optional[str] = None, **params) -> Di
         response, api_key = requestor.request(method=RequestMethod.POST, url=url, params=wrapped_params, beta=True)
 
         return convert_to_easypost_object(response=response.get("rates", None), api_key=api_key)
-
-    @classmethod
-    def get_lowest_stateless_rate(
-        cls, stateless_rates: List[Dict[str, Any]], carriers: List[str] = None, services: List[str] = None
-    ) -> Dict[str, Any]:
-        """Get the lowest stateless rate."""
-        carriers = carriers or []
-        services = services or []
-        lowest_rate = None
-
-        carriers = [carrier.lower() for carrier in carriers]
-        services = [service.lower() for service in services]
-
-        for rate in stateless_rates:
-            if (carriers and rate["carrier"].lower() not in carriers) or (
-                services and rate["service"].lower() not in services
-            ):
-                continue
-
-            if lowest_rate is None or float(rate.rate) < float(lowest_rate.rate):
-                lowest_rate = rate
-
-        if lowest_rate is None:
-            raise Error(message="No rates found.")
-
-        return lowest_rate

easypost/util.py

@@ -1,4 +1,8 @@
-from typing import List
+from typing import (
+    Any,
+    Dict,
+    List,
+)
 
 from easypost.easypost_object import EasyPostObject
 from easypost.error import Error
@@ -29,3 +33,29 @@ def get_lowest_object_rate(
         raise Error(message="No rates found.")
 
     return lowest_rate
+
+
+def get_lowest_stateless_rate(
+    stateless_rates: List[Dict[str, Any]], carriers: List[str] = None, services: List[str] = None
+) -> Dict[str, Any]:
+    """Get the lowest stateless rate."""
+    carriers = carriers or []
+    services = services or []
+    lowest_rate = None
+
+    carriers = [carrier.lower() for carrier in carriers]
+    services = [service.lower() for service in services]
+
+    for rate in stateless_rates:
+        if (carriers and rate["carrier"].lower() not in carriers) or (
+            services and rate["service"].lower() not in services
+        ):
+            continue
+
+        if lowest_rate is None or float(rate.rate) < float(lowest_rate.rate):
+            lowest_rate = rate
+
+    if lowest_rate is None:
+        raise Error(message="No rates found.")
+
+    return lowest_rate

tests/test_beta_rate.py

@@ -1,6 +1,7 @@
 import pytest
 
 import easypost
+from easypost.util import get_lowest_stateless_rate
 
 
 @pytest.mark.vcr()
@@ -16,6 +17,6 @@ def test_beta_get_lowest_stateless_rate(basic_shipment):
     """Tests that we can return the lowest stateless rate from a list of stateless rates."""
     stateless_rates = easypost.beta.Rate.retrieve_stateless_rates(**basic_shipment)
 
-    lowest_stateless_rate = easypost.beta.Rate.get_lowest_stateless_rate(stateless_rates)
+    lowest_stateless_rate = get_lowest_stateless_rate(stateless_rates)
 
     assert lowest_stateless_rate["service"] == "First"