diff --git a/python/deltalake/table.py b/python/deltalake/table.py
index 795c91ea81..243eafe7f3 100644
--- a/python/deltalake/table.py
+++ b/python/deltalake/table.py
@@ -1801,7 +1801,6 @@ class TableAlterer:
     def __init__(self, table: DeltaTable) -> None:
         self.table = table
 
-
     def add_feature(
         self,
         feature: TableFeatures,
@@ -1835,15 +1834,15 @@ def add_feature(
             feature,
             allow_protocol_versions_increase,
             custom_metadata,
-            post_commithook_properties.__dict__ if post_commithook_properties else None
+            post_commithook_properties.__dict__ if post_commithook_properties else None,
         )
 
     def add_columns(
-          self,
-          fields: Union[DeltaField, List[DeltaField]],
-          custom_metadata: Optional[Dict[str, str]] = None,
-          post_commithook_properties: Optional[PostCommitHookProperties] = None,
-      ) -> None:
+        self,
+        fields: Union[DeltaField, List[DeltaField]],
+        custom_metadata: Optional[Dict[str, str]] = None,
+        post_commithook_properties: Optional[PostCommitHookProperties] = None,
+    ) -> None:
         """Add new columns and/or update the fields of a stuctcolumn
 
         Args:
diff --git a/python/src/lib.rs b/python/src/lib.rs
index 084b349613..5adac6b153 100644
--- a/python/src/lib.rs
+++ b/python/src/lib.rs
@@ -560,19 +560,19 @@ impl RawDeltaTable {
             )
             .with_feature(Into::<KernelTableFeatures>::into(feature))
             .with_allow_protocol_versions_increase(allow_protocol_versions_increase);
-            
+
             if let Some(commit_properties) =
-                  maybe_create_commit_properties(custom_metadata, post_commithook_properties)
-              {
-                  cmd = cmd.with_commit_properties(commit_properties);
-              }
+                maybe_create_commit_properties(custom_metadata, post_commithook_properties)
+            {
+                cmd = cmd.with_commit_properties(commit_properties);
+            }
 
             rt().block_on(cmd.into_future()).map_err(PythonError::from)
         })?;
         self._table.state = table.state;
         Ok(())
-  }
-  
+    }
+
     #[pyo3(signature = (fields, custom_metadata=None, post_commithook_properties=None))]
     pub fn add_columns(
         &mut self,
@@ -599,7 +599,7 @@ impl RawDeltaTable {
             {
                 cmd = cmd.with_commit_properties(commit_properties);
             }
-          
+
             rt().block_on(cmd.into_future()).map_err(PythonError::from)
         })?;
         self._table.state = table.state;