diff --git a/python/tvm/driver/tvmc/compiler.py b/python/tvm/driver/tvmc/compiler.py
index 0cc26872cd47..071474a31594 100644
--- a/python/tvm/driver/tvmc/compiler.py
+++ b/python/tvm/driver/tvmc/compiler.py
@@ -38,7 +38,7 @@
 
 @register_parser
 def add_compile_parser(subparsers):
-    """ Include parser for 'compile' subcommand """
+    """Include parser for 'compile' subcommand"""
 
     parser = subparsers.add_parser("compile", help="compile a model.")
     parser.set_defaults(func=drive_compile)
diff --git a/tests/lint/git-black.sh b/tests/lint/git-black.sh
index 364f5bc93905..4052c052463e 100755
--- a/tests/lint/git-black.sh
+++ b/tests/lint/git-black.sh
@@ -37,6 +37,10 @@ if [[ "$#" -lt 1 ]]; then
     exit 1
 fi
 
+# required to make black's dep click to work
+export LC_ALL=C.UTF-8
+export LANG=C.UTF-8
+
 if [ ! -x "$(command -v black)" ]; then
     echo "Cannot find black"
     exit 1
@@ -54,10 +58,6 @@ if [ -z ${FILES+x} ]; then
 fi
 echo "Files: $FILES"
 
-# required to make black's dep click to work
-export LC_ALL=C.UTF-8
-export LANG=C.UTF-8
-
 if [[ ${INPLACE_FORMAT} -eq 1 ]]; then
     echo "Running black on Python files against revision" $1:
     CMD=( "black" "${FILES[@]}" )
diff --git a/tests/python/frontend/tensorflow2/test_functional_models.py b/tests/python/frontend/tensorflow2/test_functional_models.py
index 40d42a28025a..fe31a753746c 100644
--- a/tests/python/frontend/tensorflow2/test_functional_models.py
+++ b/tests/python/frontend/tensorflow2/test_functional_models.py
@@ -63,7 +63,7 @@ def run_model_graph(TestClass):
 
 def test_add_one():
     class AddOne(tf.Module):
-        """ simple function to test x=x+1; scalar as input"""
+        """simple function to test x=x+1; scalar as input"""
 
         def get_input(self):
             return np.array(1.0, dtype="float32")