Add stacktrace property to LogEntry (openEO API v1.3) (#892)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: soxofaan <44946+soxofaan@users.noreply.github.com>

Author: Copilot

openeo/rest/models/logs.py

@@ -22,6 +22,7 @@ class LogEntry(dict):
           between None and non-existing. None for example refers to no-data in
           many cases while the absence of the property means that the user did
           not provide any data for debugging.
+        - ``stacktrace``: Stacktrace for the error, string, optional, available since API 1.3.0
     """
 
     _required = {"id", "level", "message"}
@@ -49,6 +50,11 @@ def message(self):
     def level(self):
         return self["level"]
 
+    @property
+    def stacktrace(self) -> Union[str, None]:
+        """Stacktrace for the error, available since API 1.3.0. Returns None if not present."""
+        return self.get("stacktrace", None)
+
     # TODO: add properties for "code", "time", "path", "links" and "data" with sensible defaults?
 
 

tests/rest/models/test_logs.py

@@ -36,6 +36,22 @@ def test_log_entry_legacy():
     assert log.log_id == "log01"
 
 
+def test_log_entry_stacktrace_missing():
+    log = LogEntry(id="log01", level="error", message="oops")
+    assert log.stacktrace is None
+
+
+def test_log_entry_stacktrace_present():
+    log = LogEntry(
+        id="log01",
+        level="error",
+        message="oops",
+        stacktrace="line 1\nline 2\nline 3",
+    )
+    assert log.stacktrace == "line 1\nline 2\nline 3"
+    assert log["stacktrace"] == "line 1\nline 2\nline 3"
+
+
 @pytest.mark.parametrize(
     ["log_level_in", "expected_log_level"],
     [