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annotate flatpak/sat_wrapper.py @ 159:d7c05adda45b

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author Goffi <goffi@goffi.org>
date Tue, 23 Jul 2019 22:06:57 +0200
parents 2602c690806b
children
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3 """This script launch SàT backend if it's not before running command"""
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4
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5 import os
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6 import sys
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7 import dbus
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8 import subprocess
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9
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10 command = "##COMMAND##"
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11 const_INT_PREFIX = "org.salutatoi.SAT"
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12 const_OBJ_PATH = '/org/salutatoi/SAT/bridge'
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13
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14 # we remove any path with "/home" from PYTHONPATH because we have
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15 # "--filesystem=home" permission and packages in .local/lib/python2.7/site-packages may
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16 # conflict with the ones from flatpak
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17 clean_pythonpath = ':'.join(p for p in sys.path if p and not p.startswith('/home'))
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18 os.environ['PYTHONPATH'] = clean_pythonpath
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19 os.environ['PYTHONNOUSERSITE'] = '1'
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21 try:
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22 sessions_bus = dbus.SessionBus()
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23 db_object = sessions_bus.get_object(const_INT_PREFIX,
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24 const_OBJ_PATH)
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25 except dbus.exceptions.DBusException as e:
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26 if e._dbus_error_name != 'org.freedesktop.DBus.Error.ServiceUnknown':
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27 raise e
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28 # backend not found, we need to launch it
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29 print("Launching SàT backend")
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30 subprocess.check_call("sat")
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32 os.execlp(command, command, *sys.argv[1:])