global: correct shebang lines to refernce python3

also remove the odd encoding line which is not required in Py3

AntennaTracker/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

ArduCopter/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

ArduPlane/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

ArduSub/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

Blimp/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

Rover/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     vehicle = bld.path.name

Tools/FilterTestTool/BiquadFilter.py

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
 
 """ ArduPilot BiquadFilter
 

Tools/FilterTestTool/run_filter_test.py

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/PrintVersion.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Extract version information for the various vehicle types, print it

Tools/Replay/CheckLogs.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/Replay/check_replay.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/Replay/check_replay_branch.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/Replay/examples/rewrite-RFND-values-to-floats.py

@@ -1,4 +1,5 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
+
 '''In ArduPilot 4.7 the distance values were moved to float to
 facilitate supporting rangefinders with more than 327m of range.
 

Tools/ardupilotwaf/embed.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/autotest/check_autotest_speedup.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 Run autotest repeatedly at different speedups to help find best default speedup

Tools/autotest/fakepos.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import errno
 import socket

Tools/autotest/logger_metadata/enum_parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 AP_FLAKE8_CLEAN

Tools/autotest/logger_metadata/parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 AP_FLAKE8_CLEAN

Tools/autotest/param_metadata/param_parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''Generates parameter metadata files suitable for consumption by
   ground control stations and various web services

Tools/autotest/param_metadata/rstemit.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/autotest/pysim/fg_display.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 import errno
 import socket

Tools/autotest/validate_board_list.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 Check Tools/bootloader/board_types.txt for problems

Tools/debug/crash_debugger.py

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/gittools/pre-commit.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 A script suitable for use as a git pre-commit hook to ensure your

Tools/scripts/battery_fit.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/build_bootloaders.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/build_examples.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # useful script to test the build of all example code
 # This helps when doing large merges

Tools/scripts/build_peripherals.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/build_tests/pretty_diff_size.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 This script intend to provide a pretty size diff between two binaries.

Tools/scripts/check_firmware_version.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/configure_all.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/convert_plane_PID.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/crc32.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/create_OEM_board.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 script to automatically create a copy of a board for an OEM setup

Tools/scripts/decode_ICSR.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 '''
 decode an stm32 ICSR register value
 

Tools/scripts/decode_devid.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/decode_watchdog.py

@@ -1,4 +1,5 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
+
 '''
 decode an watchdog message
 

Tools/scripts/du32_change.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parses a log file and shows how Copter's du32 changes over time

Tools/scripts/extract_features.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 script to determine what features have been built into an ArduPilot binary

Tools/scripts/frame_sizes.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/gen_stable.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/generate_manifest.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 AP_FLAKE8_CLEAN

Tools/scripts/logic_decode_channels.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/mavlink_parse.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/param_check.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parameter File Validation Script

Tools/scripts/playback_log_fg.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''
 play back an onboard log as a FlightGear FG NET stream

Tools/scripts/powr_change.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parses a log file and shows how the power flags changed over time

Tools/scripts/rcda_decode.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/run_flake8.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Runs flake8 over Python files which contain a marker indicating

Tools/scripts/runcoptertest.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/runfliptest.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/sensor_status_change.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parses a log file and shows how the SENSOR_STATUS flags changed over time

Tools/scripts/solution_status_change.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Parses a log file and shows how the solution status changed over time

Tools/scripts/tempcal_IMU.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

Tools/scripts/uploader.py

@@ -1,4 +1,5 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
+
 ############################################################################
 #
 #   Copyright (c) 2012-2017 PX4 Development Team. All rights reserved.

libraries/AC_PID/examples/AC_PID_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/APM_Control/examples/AP_FW_Controller_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
 

libraries/AP_ADSB/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_AHRS/examples/AHRS_Test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Airspeed/examples/Airspeed/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Baro/examples/BARO_generic/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Baro/examples/ICM20789/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Baro/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_BattMonitor/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_Beacon/examples/AP_Marvelmind_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_CSVReader/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_Common/examples/AP_Common/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Common/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_Compass/examples/AP_Compass_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Compass/examples/CompassCalibrator_index_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_DAL/examples/AP_DAL_Standalone/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_stlib(

libraries/AP_Declination/examples/AP_Declination_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_Declination/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_DroneCAN/examples/DroneCAN_sniffer/wscript

@@ -1,5 +1,5 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
+
 # flake8: noqa
 from waflib.TaskGen import after_method, before_method, feature
 

libraries/AP_Filesystem/examples/File_IO/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_FlashIface/examples/jedec_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_FlashIface/examples/jedec_test_bl/wscript

@@ -1,5 +1,5 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
+
 # flake8: noqa
 def build(bld):
     if bld.env.BOOTLOADER:

libraries/AP_FlashStorage/examples/FlashTest/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_GPS/examples/GPS_AUTO_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_GPS/examples/GPS_UBLOX_passthrough/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_GPS/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_Generator/scripts/test-loweheiser.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 Script designed to provide a simple console-based program to

libraries/AP_GyroFFT/examples/ReplayGyroFFT/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_GyroFFT/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_HAL/examples/AnalogIn/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/BinarySem/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/DSP_test/gyro_isb_reader.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # flake8: noqa
 

libraries/AP_HAL/examples/DSP_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/Printf/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/RCInput/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/RCInputToRCOutput/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/RCOutput/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/RCOutput2/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/RNG_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/RingBuffer/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/Storage/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/UART_chargen/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/examples/UART_test/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_example(

libraries/AP_HAL/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(

libraries/AP_HAL/utility/tests/wscript

@@ -1,5 +1,4 @@
-#!/usr/bin/env python
-# encoding: utf-8
+#!/usr/bin/env python3
 
 def build(bld):
     bld.ap_find_tests(