diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..58f0190
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,3 @@
+* text=auto
+
+*.sh text eol=crlf
diff --git a/model_export/dump_graph.py b/model_export/dump_graph.py
index 4ff3ba3..02dd65b 100644
--- a/model_export/dump_graph.py
+++ b/model_export/dump_graph.py
@@ -7,7 +7,8 @@
 from tensorflow.core.framework import attr_value_pb2
 from tensorflow.python.tools import optimize_for_inference_lib
 
-import tf2xla_pb2
+
+from . import tf2xla_pb2
 
 
 def model_to_graph(
diff --git a/model_export/run_docker_centos.sh b/model_export/run_docker_centos.sh
index 4df0f0e..83625e4 100755
--- a/model_export/run_docker_centos.sh
+++ b/model_export/run_docker_centos.sh
@@ -2,5 +2,6 @@ docker run -it \
   --rm \
   --env HOME=`pwd` \
   -v `pwd`:`pwd` \
+  --network host \
   centos:centos7.8.2003 \
   /bin/bash
diff --git a/models/nn.py b/models/nn.py
index 3f692ef..fb94b90 100644
--- a/models/nn.py
+++ b/models/nn.py
@@ -1,5 +1,7 @@
 import tensorflow as tf
 
+# DO NOT REMOVE. used by code inside eval()
+import numpy as np  # noqa: F401
 
 custom_objects = {}