fix error msg

Author: fangchenli

pandas/io/common.py

@@ -1384,26 +1384,33 @@ def iterdir(
 
     if scheme == "file":
         resolved_path = _resolve_local_path(path_str)
+        if not resolved_path.exists():
+            raise FileNotFoundError(f"No such file or directory: '{resolved_path}'")
+
+        result = []
         if resolved_path.is_file():
             if _match_file(
                 resolved_path,
                 extensions,
                 glob,
             ):
-                return [resolved_path]
-            else:
-                return []
+                result.append(resolved_path)
+                return result
+
+        if resolved_path.is_dir():
+            for entry in resolved_path.iterdir():
+                if entry.is_file():
+                    if _match_file(
+                        entry,
+                        extensions,
+                        glob,
+                    ):
+                        result.append(entry)
+            return result
 
-        result = []
-        for entry in resolved_path.iterdir():
-            if entry.is_file():
-                if _match_file(
-                    entry,
-                    extensions,
-                    glob,
-                ):
-                    result.append(entry)
-        return result
+        raise ValueError(
+            f"The path '{resolved_path}' is neither a file nor a directory."
+        )
 
     # Remote paths
     fsspec = import_optional_dependency("fsspec", extra=scheme)

pandas/tests/io/parser/common/test_file_buffer_url.py

@@ -89,10 +89,9 @@ def test_nonexistent_path(all_parsers):
     parser = all_parsers
     path = f"{uuid.uuid4()}.csv"
 
-    msg = r"\[Errno 2\]"
-    with pytest.raises(FileNotFoundError, match=msg) as e:
+    msg = rf"No such file or directory: '{path}'"
+    with pytest.raises(FileNotFoundError, match=msg):
         parser.read_csv(path)
-    assert path == e.value.filename
 
 
 @pytest.mark.skipif(WASM, reason="limited file system access on WASM")

pandas/tests/io/test_common.py

@@ -703,6 +703,9 @@ def test_iterdir_local(local_csv_directory):
         assert file.suffix == ".csv"
 
 
+def test_iterdir_local_passthrough(local_csv_directory): ...
+
+
 def test_remote_csv_directory(remote_csv_directory):
     import fsspec
     from fsspec.implementations.memory import MemoryFileSystem