set default values for Codeowners

ddtrace/internal/ci_visibility/recorder.py

@@ -685,7 +685,7 @@ def set_codeowners_of(cls, location, span=None):
                 span.set_tag(test.CODEOWNERS, json.dumps(handles))
             else:
                 log.debug("no matching codeowners for %s", location)
-        except KeyError:
+        except:  # noqa: E722
             log.debug("Error setting codeowners for %s", location, exc_info=True)
 
     @classmethod

ddtrace/internal/codeowners.py

@@ -123,12 +123,15 @@ def __init__(self, path: Optional[str] = None, cwd: Optional[str] = None):
 
         :param path: path to CODEOWNERS file otherwise try to use any from known locations
         """
+        self.patterns: List[Tuple[re.Pattern, List[str]]] = []
+        self.path: Optional[str] = None
+
         path = path or self.location(cwd)
+
         if path is None:
             raise ValueError("CODEOWNERS file not found")
 
-        self.path: str = path
-        self.patterns: List[Tuple[re.Pattern, List[str]]] = []
+        self.path = path
         self.parse()
 
     def location(self, cwd: Optional[str] = None) -> Optional[str]:
@@ -142,6 +145,9 @@ def location(self, cwd: Optional[str] = None) -> Optional[str]:
 
     def parse(self) -> None:
         """Parse CODEOWNERS file and store the lines and regexes."""
+        if self.path is None:
+            return
+
         with open(self.path) as f:
             patterns = []
             for line in f.readlines():