roshlaunch.nodeprocess.LocalProcess

Class LocalProcess

roslaunch.pmon.Process --+ | LocalProcess

Process launched on local machine

Instance Methods

__init__(self, run_id, package, name, args, env, log_output, respawn=False, required=False, cwd=None, is_node=True)

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get_info(self)
Get all data about this process in dictionary form

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start(self)
Start the process.

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bool

is_alive(self)
Returns: True if process is still running

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str

get_exit_description(self)
Returns: human-readable description of exit state

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stop(self, errors=[])
Stop the process.

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Method Details

Parameters:

run_id (str) - unique run ID for this roslaunch. Used to generate log directory location. run_id may be None if this feature is not being used.
package (str) - name of package process is part of
name (str) - name of process
args ([str]) - list of arguments to process
env ({str : str}) - environment dictionary for process
log_output (bool) - if True, log output streams of process
respawn (bool) - respawn process if it dies (default is False)
cwd (str) - working directory of process, or None
is_node (False) - (optional) if True, process is ROS node and accepts ROS node command-line arguments. Default: True

Start the process.

Raises:

FatalProcessLaunch - if process cannot be started and it is not likely to ever succeed

Stop the process. Record any significant error messages in the errors parameter

Parameters:

errors ([str]) - error messages. stop() will record messages into this list.

Class LocalProcess