Explicitly use python3

Upstream-Status: Pending
Signed-off-by: Ting Liu <ting.liu@nxp.com>

diff --git a/app/test-bbdev/test-bbdev.py b/app/test-bbdev/test-bbdev.py
index 0194be046..86fe3a89d 100755
--- a/app/test-bbdev/test-bbdev.py
+++ b/app/test-bbdev/test-bbdev.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2017 Intel Corporation
diff --git a/app/test-cmdline/cmdline_test.py b/app/test-cmdline/cmdline_test.py
index 3a8fac426..231fe6032 100755
--- a/app/test-cmdline/cmdline_test.py
+++ b/app/test-cmdline/cmdline_test.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2010-2014 Intel Corporation
 
diff --git a/app/test/autotest.py b/app/test/autotest.py
index b42f48879..30541d102 100644
--- a/app/test/autotest.py
+++ b/app/test/autotest.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2010-2014 Intel Corporation
 
diff --git a/buildtools/map_to_def.py b/buildtools/map_to_def.py
index 6775b54a9..ff67f0a35 100644
--- a/buildtools/map_to_def.py
+++ b/buildtools/map_to_def.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2019 Intel Corporation
 
diff --git a/config/arm/armv8_machine.py b/config/arm/armv8_machine.py
index 404866d2f..1f689d9a8 100755
--- a/config/arm/armv8_machine.py
+++ b/config/arm/armv8_machine.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2017 Cavium, Inc
 
diff --git a/devtools/update_version_map_abi.py b/devtools/update_version_map_abi.py
index 616412a1c..3244b0984 100755
--- a/devtools/update_version_map_abi.py
+++ b/devtools/update_version_map_abi.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2019 Intel Corporation
 
diff --git a/usertools/cpu_layout.py b/usertools/cpu_layout.py
index 6f129b1db..e86bf6b92 100755
--- a/usertools/cpu_layout.py
+++ b/usertools/cpu_layout.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2010-2014 Intel Corporation
 # Copyright(c) 2017 Cavium, Inc. All rights reserved.
diff --git a/usertools/dpdk-devbind.py b/usertools/dpdk-devbind.py
index b1d149876..3f8175338 100755
--- a/usertools/dpdk-devbind.py
+++ b/usertools/dpdk-devbind.py
@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2010-2014 Intel Corporation
 #
diff --git a/usertools/dpdk-pmdinfo.py b/usertools/dpdk-pmdinfo.py
index 069a3bf12..1d5c99c2a 100755
--- a/usertools/dpdk-pmdinfo.py
+++ b/usertools/dpdk-pmdinfo.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2016  Neil Horman <nhorman@tuxdriver.com>
 
diff --git a/usertools/dpdk-telemetry-client.py b/usertools/dpdk-telemetry-client.py
index 290345dcc..279067450 100755
--- a/usertools/dpdk-telemetry-client.py
+++ b/usertools/dpdk-telemetry-client.py
@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2018 Intel Corporation