fix(tools): handle non-existing locations in OpenMeteo (#513)

Signed-off-by: Tomas Dvorak <toomas2d@gmail.com>

python/beeai_framework/tools/weather/openmeteo.py

@@ -26,7 +26,7 @@
 from beeai_framework.context import RunContext
 from beeai_framework.emitter.emitter import Emitter
 from beeai_framework.logger import Logger
-from beeai_framework.tools import ToolInputValidationError
+from beeai_framework.tools import ToolError, ToolInputValidationError
 from beeai_framework.tools.tool import StringToolOutput, Tool, ToolRunOptions
 
 logger = Logger(__name__)
@@ -75,7 +75,9 @@ def _geocode(self, input: OpenMeteoToolInput) -> dict[str, str]:
         )
 
         response.raise_for_status()
-        results = response.json()["results"]
+        results = response.json().get("results", [])
+        if not results:
+            raise ToolError(f"Location '{input.location_name}' was not found.")
         return results[0]
 
     def get_params(self, input: OpenMeteoToolInput) -> dict[str, Any]: