diff --git a/src/sql/cmd/columns.py b/src/sql/cmd/columns.py
index 25b1ba461..7d1ac3e59 100644
--- a/src/sql/cmd/columns.py
+++ b/src/sql/cmd/columns.py
@@ -26,5 +26,4 @@ def columns(others):
     parser.add_argument("-s", "--schema", type=str, help="Schema name", required=False)
 
     args = parser.parse_args(others)
-
     return inspect.get_columns(name=sanitize_identifier(args.table), schema=args.schema)
diff --git a/src/sql/cmd/snippets.py b/src/sql/cmd/snippets.py
index 8fd8c58fc..fe80b3c36 100644
--- a/src/sql/cmd/snippets.py
+++ b/src/sql/cmd/snippets.py
@@ -44,6 +44,7 @@ def snippets(others):
     ----------
     others : str,
         A string containing the command line arguments.
+
     """
     parser = CmdParser()
     parser.add_argument(
diff --git a/src/sql/cmd/test.py b/src/sql/cmd/test.py
index 8a879d805..0390ed952 100644
--- a/src/sql/cmd/test.py
+++ b/src/sql/cmd/test.py
@@ -84,8 +84,6 @@ def test(others):
     This function takes in a string containing command line arguments,
     parses them to extract the table name, column name, and conditions
     to return if those conditions are satisfied in that table
-    It also uses the kernel namespace for expanding arguments declared as
-    variables.
 
     Parameters
     ----------
diff --git a/src/sql/magic.py b/src/sql/magic.py
index bb9f60294..0384e6077 100644
--- a/src/sql/magic.py
+++ b/src/sql/magic.py
@@ -409,8 +409,8 @@ def interactive_execute_wrapper(**kwargs):
 
         command = SQLCommand(self, user_ns, line, cell)
         # args.line: contains the line after the magic with all options removed
+
         args = command.args
-        # util.expand_args_cmd(args, user_ns)
 
         if args.section and args.alias:
             raise exceptions.UsageError(
diff --git a/src/sql/magic_cmd.py b/src/sql/magic_cmd.py
index d67923767..163a062e3 100644
--- a/src/sql/magic_cmd.py
+++ b/src/sql/magic_cmd.py
@@ -132,4 +132,5 @@ def execute(self, cmd_name="", others="", cell="", local_ns=None):
         }
 
         cmd = router.get(cmd_name)
-        return cmd(others)
+        if cmd:
+            return cmd(others)