Python multiprocessing.util._args_from_interpreter_flags() Examples

The following are 7 code examples of multiprocessing.util._args_from_interpreter_flags(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module multiprocessing.util , or try the search function .
Example #1
Source File: forking.py    From ironpython2 with Apache License 2.0 6 votes vote down vote up 
def get_command_line():
        '''
        Returns prefix of command line used for spawning a child process
        '''
        if getattr(process.current_process(), '_inheriting', False):
            raise RuntimeError('''
            Attempt to start a new process before the current process
            has finished its bootstrapping phase.

            This probably means that you are on Windows and you have
            forgotten to use the proper idiom in the main module:

                if __name__ == '__main__':
                    freeze_support()
                    ...

            The "freeze_support()" line can be omitted if the program
            is not going to be frozen to produce a Windows executable.''')

        if getattr(sys, 'frozen', False):
            return [sys.executable, '--multiprocessing-fork']
        else:
            prog = 'from multiprocessing.forking import main; main()'
            opts = util._args_from_interpreter_flags()
            return [_python_exe] + opts + ['-c', prog, '--multiprocessing-fork']
Example #2
Source File: forking.py    From BinderFilter with MIT License 6 votes vote down vote up 
def get_command_line():
        '''
        Returns prefix of command line used for spawning a child process
        '''
        if getattr(process.current_process(), '_inheriting', False):
            raise RuntimeError('''
            Attempt to start a new process before the current process
            has finished its bootstrapping phase.

            This probably means that you are on Windows and you have
            forgotten to use the proper idiom in the main module:

                if __name__ == '__main__':
                    freeze_support()
                    ...

            The "freeze_support()" line can be omitted if the program
            is not going to be frozen to produce a Windows executable.''')

        if getattr(sys, 'frozen', False):
            return [sys.executable, '--multiprocessing-fork']
        else:
            prog = 'from multiprocessing.forking import main; main()'
            opts = util._args_from_interpreter_flags()
            return [_python_exe] + opts + ['-c', prog, '--multiprocessing-fork']
Example #3
Source File: forking.py    From oss-ftp with MIT License 6 votes vote down vote up 
def get_command_line():
        '''
        Returns prefix of command line used for spawning a child process
        '''
        if getattr(process.current_process(), '_inheriting', False):
            raise RuntimeError('''
            Attempt to start a new process before the current process
            has finished its bootstrapping phase.

            This probably means that you are on Windows and you have
            forgotten to use the proper idiom in the main module:

                if __name__ == '__main__':
                    freeze_support()
                    ...

            The "freeze_support()" line can be omitted if the program
            is not going to be frozen to produce a Windows executable.''')

        if getattr(sys, 'frozen', False):
            return [sys.executable, '--multiprocessing-fork']
        else:
            prog = 'from multiprocessing.forking import main; main()'
            opts = util._args_from_interpreter_flags()
            return [_python_exe] + opts + ['-c', prog, '--multiprocessing-fork']
Example #4
Source File: forking.py    From Splunking-Crime with GNU Affero General Public License v3.0 6 votes vote down vote up 
def get_command_line():
        '''
        Returns prefix of command line used for spawning a child process
        '''
        if getattr(process.current_process(), '_inheriting', False):
            raise RuntimeError('''
            Attempt to start a new process before the current process
            has finished its bootstrapping phase.

            This probably means that you are on Windows and you have
            forgotten to use the proper idiom in the main module:

                if __name__ == '__main__':
                    freeze_support()
                    ...

            The "freeze_support()" line can be omitted if the program
            is not going to be frozen to produce a Windows executable.''')

        if getattr(sys, 'frozen', False):
            return [sys.executable, '--multiprocessing-fork']
        else:
            prog = 'from multiprocessing.forking import main; main()'
            opts = util._args_from_interpreter_flags()
            return [_python_exe] + opts + ['-c', prog, '--multiprocessing-fork']
Example #5
Source File: forking.py    From PokemonGo-DesktopMap with MIT License 6 votes vote down vote up 
def get_command_line():
        '''
        Returns prefix of command line used for spawning a child process
        '''
        if getattr(process.current_process(), '_inheriting', False):
            raise RuntimeError('''
            Attempt to start a new process before the current process
            has finished its bootstrapping phase.

            This probably means that you are on Windows and you have
            forgotten to use the proper idiom in the main module:

                if __name__ == '__main__':
                    freeze_support()
                    ...

            The "freeze_support()" line can be omitted if the program
            is not going to be frozen to produce a Windows executable.''')

        if getattr(sys, 'frozen', False):
            return [sys.executable, '--multiprocessing-fork']
        else:
            prog = 'from multiprocessing.forking import main; main()'
            opts = util._args_from_interpreter_flags()
            return [_python_exe] + opts + ['-c', prog, '--multiprocessing-fork']
Example #6
Source File: forking.py    From unity-python with MIT License 6 votes vote down vote up 
def get_command_line():
        '''
        Returns prefix of command line used for spawning a child process
        '''
        if getattr(process.current_process(), '_inheriting', False):
            raise RuntimeError('''
            Attempt to start a new process before the current process
            has finished its bootstrapping phase.

            This probably means that you are on Windows and you have
            forgotten to use the proper idiom in the main module:

                if __name__ == '__main__':
                    freeze_support()
                    ...

            The "freeze_support()" line can be omitted if the program
            is not going to be frozen to produce a Windows executable.''')

        if getattr(sys, 'frozen', False):
            return [sys.executable, '--multiprocessing-fork']
        else:
            prog = 'from multiprocessing.forking import main; main()'
            opts = util._args_from_interpreter_flags()
            return [_python_exe] + opts + ['-c', prog, '--multiprocessing-fork']
Example #7
Source File: popen_loky_win32.py    From loky with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def get_command_line(pipe_handle, **kwds):
    '''
    Returns prefix of command line used for spawning a child process
    '''
    if getattr(sys, 'frozen', False):
        return ([sys.executable, '--multiprocessing-fork', pipe_handle])
    else:
        prog = 'from loky.backend.popen_loky_win32 import main; main()'
        opts = util._args_from_interpreter_flags()
        return [spawn.get_executable()] + opts + [
            '-c', prog, '--multiprocessing-fork', pipe_handle]