diff --git a/src/datasets/formatting/tf_formatter.py b/src/datasets/formatting/tf_formatter.py
index 16ad7b185c2..adb15cda381 100644
--- a/src/datasets/formatting/tf_formatter.py
+++ b/src/datasets/formatting/tf_formatter.py
@@ -33,7 +33,7 @@ class TFFormatter(TensorFormatter[Mapping, "tf.Tensor", Mapping]):
     def __init__(self, features=None, **tf_tensor_kwargs):
         super().__init__(features=features)
         self.tf_tensor_kwargs = tf_tensor_kwargs
-        import tensorflow as tf  # noqa: import tf at initialization
+        import tensorflow as tf  # noqa: F401 - import tf at initialization
 
     def _consolidate(self, column):
         import tensorflow as tf
diff --git a/src/datasets/load.py b/src/datasets/load.py
index 88f9b05fe13..3e24f7e1cbc 100644
--- a/src/datasets/load.py
+++ b/src/datasets/load.py
@@ -1173,7 +1173,7 @@ def dataset_module_factory(
                     token=download_config.token,
                     timeout=100.0,
                 )
-            except Exception as e:  # noqa: catch any exception of hf_hub and consider that the dataset doesn't exist
+            except Exception as e:  # noqa catch any exception of hf_hub and consider that the dataset doesn't exist
                 if isinstance(
                     e,
                     (
@@ -1213,10 +1213,10 @@ def dataset_module_factory(
                 ).get_module()
         except (
             Exception
-        ) as e1:  # noqa: all the attempts failed, before raising the error we should check if the module is already cached.
+        ) as e1:  # noqa all the attempts failed, before raising the error we should check if the module is already cached.
             try:
                 return CachedDatasetModuleFactory(path, dynamic_modules_path=dynamic_modules_path).get_module()
-            except Exception as e2:  # noqa: if it's not in the cache, then it doesn't exist.
+            except Exception:  # noqa if it's not in the cache, then it doesn't exist.
                 if isinstance(e1, OfflineModeIsEnabled):
                     raise ConnectionError(f"Couldn't reach the Hugging Face Hub for dataset '{path}': {e1}") from None
                 if isinstance(e1, EmptyDatasetError):
@@ -1318,10 +1318,10 @@ def metric_module_factory(
                 ).get_module()
             except (
                 Exception
-            ) as e1:  # noqa: all the attempts failed, before raising the error we should check if the module is already cached.
+            ) as e1:  # noqa all the attempts failed, before raising the error we should check if the module is already cached.
                 try:
                     return CachedMetricModuleFactory(path, dynamic_modules_path=dynamic_modules_path).get_module()
-                except Exception as e2:  # noqa: if it's not in the cache, then it doesn't exist.
+                except Exception:  # noqa if it's not in the cache, then it doesn't exist.
                     if not isinstance(e1, FileNotFoundError):
                         raise e1 from None
                     raise FileNotFoundError(
diff --git a/src/datasets/search.py b/src/datasets/search.py
index 091413c3bf4..890043a1261 100644
--- a/src/datasets/search.py
+++ b/src/datasets/search.py
@@ -120,7 +120,7 @@ def __init__(
         host = host or "localhost"
         port = port or 9200
 
-        import elasticsearch.helpers  # noqa: need this to properly load all the es features
+        import elasticsearch.helpers  # noqa: F401 - need this to properly load all the es features
         from elasticsearch import Elasticsearch  # noqa: F811
 
         self.es_client = es_client if es_client is not None else Elasticsearch([{"host": host, "port": str(port)}])
diff --git a/tests/_test_patching.py b/tests/_test_patching.py
index cb00b2848fd..dae9a419ec0 100644
--- a/tests/_test_patching.py
+++ b/tests/_test_patching.py
@@ -2,12 +2,12 @@
 
 # This is the module that test_patching.py uses to test patch_submodule()
 
-import os  # noqa: this is just for tests
-import os as renamed_os  # noqa: this is just for tests
-from os import path  # noqa: this is just for tests
-from os import path as renamed_path  # noqa: this is just for tests
-from os.path import join  # noqa: this is just for tests
-from os.path import join as renamed_join  # noqa: this is just for tests
+import os  # noqa: F401 - this is just for tests
+import os as renamed_os  # noqa: F401 - this is just for tests
+from os import path  # noqa: F401 - this is just for tests
+from os import path as renamed_path  # noqa: F401 - this is just for tests
+from os.path import join  # noqa: F401 - this is just for tests
+from os.path import join as renamed_join  # noqa: F401 - this is just for tests
 
 
-open = open  # noqa: we just need to have a builtin inside this module to test it properly
+open = open  # noqa we just need to have a builtin inside this module to test it properly