.. fixed most of the issues

src/databricks/labs/ucx/source_code/graph.py

@@ -156,6 +156,9 @@ def build_graph_from_python_source(self, python_code: str) -> MaybeGraph:
                 problems.append(problem)
         return MaybeGraph(self, problems)
 
+    def __repr__(self):
+        return f"<DependencyGraph {self.path}>"
+
 
 class Dependency(abc.ABC):
 

src/databricks/labs/ucx/source_code/notebooks/cells.py

@@ -56,6 +56,9 @@ def is_runnable(self) -> bool:
     def build_dependency_graph(self, parent: DependencyGraph) -> MaybeGraph:
         raise NotImplementedError()
 
+    def __repr__(self):
+        return f"{self.language.name}: {self._original_code[:20]}"
+
 
 class PythonCell(Cell):
 
@@ -158,6 +161,7 @@ def build_dependency_graph(self, parent: DependencyGraph) -> MaybeGraph:
                     maybe.graph,
                     [
                         problem.replace(
+                            source_path=parent.dependency.path,
                             start_line=start_line,
                             start_col=0,
                             end_line=start_line,

src/databricks/labs/ucx/source_code/notebooks/sources.py

@@ -63,10 +63,13 @@ def build_dependency_graph(self, parent: DependencyGraph) -> list[DependencyProb
         problems: list[DependencyProblem] = []
         for cell in self._cells:
             maybe = cell.build_dependency_graph(parent)
-            if maybe.problems:
-                problems.extend(maybe.problems)
+            for problem in maybe.problems:
+                problems.append(problem.replace(source_path=parent.path))
         return problems
 
+    def __repr__(self):
+        return f"<Notebook {self._path}>"
+
 
 class NotebookLinter:
     """

tests/unit/source_code/test_dependencies.py

@@ -49,7 +49,8 @@ def get_status_side_effect(*args):
         ]
     )
     builder = DependencyGraphBuilder(dependency_resolver)
-    builder.build_notebook_dependency_graph(Path("root3.run.py.txt"))
+    maybe = builder.build_notebook_dependency_graph(Path("root3.run.py.txt"))
+    assert not maybe.failed
     assert len(visited) == len(paths)