diff --git a/WORKSPACE b/WORKSPACE
index 6d918ea19..91ecbde03 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -4,7 +4,9 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 # Note: zlib is placed earlier as tensorflow's zlib does not include unzip
 http_archive(
+
     name = "zlib",
+
     build_file = "//third_party:zlib.BUILD",
     sha256 = "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1",
     strip_prefix = "zlib-1.2.11",
diff --git a/setup.py b/setup.py
index 388030155..90792e3ed 100644
--- a/setup.py
+++ b/setup.py
@@ -31,7 +31,7 @@
     assert sum(e.startswith("require = ") for e in entries) == 1
     version = list(e[10:] for e in entries if e.startswith("version = "))[0].strip('"')
     require = list(e[10:] for e in entries if e.startswith("require = "))[0].strip('"')
-    assert version != ""
+    assert version  !=    ""
     assert require != ""
 
 if "--install-require" in sys.argv:
diff --git a/tensorflow_io/core/kernels/image_avif_kernels.cc b/tensorflow_io/core/kernels/image_avif_kernels.cc
index 2175b494d..3f2a8da2f 100644
--- a/tensorflow_io/core/kernels/image_avif_kernels.cc
+++ b/tensorflow_io/core/kernels/image_avif_kernels.cc
@@ -14,15 +14,19 @@ limitations under the License.
 ==============================================================================*/
 
 #include "avif/avif.h"
+
+
 #include "tensorflow/core/framework/op_kernel.h"
 
 namespace tensorflow {
 namespace io {
+
+
 namespace {
 
 class DecodeAVIFOp : public OpKernel {
  public:
-  explicit DecodeAVIFOp(OpKernelConstruction* context) : OpKernel(context) {}
+      explicit DecodeAVIFOp(OpKernelConstruction* context) : OpKernel(context) {}
 
   void Compute(OpKernelContext* context) override {
     const Tensor& contents_tensor = context->input(0);